Guyology Labs Hair Growth Serum - DHT Blocker, Biotin & Hyaluronic Acid - 2x 2oz Bottles
Coriandrum Sativum (Coriander) Oil
High RiskCoriandrum sativum (coriander) oil is derived from the fruit of the coriander plant. It is commonly used for its aromatic properties and as a flavoring agent in various products. In cosmetics and personal care, it serves as a fragrance and may offer skin-soothing benefits.
Sustai Insights
Coriander oil provides functional benefits as a fragrance and potential skin-soothing agent. However, it carries a high risk of allergies and skin irritation, while being low in concerns for carcinogenicity and reproductive toxicity. Environmental risks include moderate persistence and bioaccumulation. Regulatory restrictions apply, with advisories from the FDA and environmental agencies. Overall, the ingredient is assessed as high risk, necessitating caution in usage, especially for individuals with sensitivities. Alternatives like chamomile or lavender oils may be considered for safer formulations.
Retinyl Palmitate (Vitamin A Palmitate)
High RiskRetinyl palmitate, also known as vitamin A palmitate, is an ester of retinol and palmitic acid. It serves primarily as a skin-conditioning agent, promoting skin health and rejuvenation through its role in cellular turnover and differentiation. This ingredient is commonly used in cosmetic formulations.
Sustai Insights
Retinyl palmitate offers functional benefits such as enhancing skin texture and providing anti-aging effects. However, it is associated with high developmental and reproductive toxicity concerns, while also posing moderate risks for carcinogenicity. Environmentally, it may contribute to pollution and bioaccumulation. Regulatory bodies have imposed use restrictions due to these health risks, leading to an overall high-risk assessment. Safe usage practices are essential, and alternatives like retinol or plant-derived vitamin A sources may be considered.
Rosmarinus Officinalis (Rosemary) Leaf Extract
Medium RiskRosemary leaf extract is produced from the leaves of the Rosmarinus officinalis plant. It is commonly used in cosmetic formulations for its potential antioxidant properties and fragrance. The extract may also contribute to the preservation of products due to its antimicrobial characteristics.
Sustai Insights
Rosemary leaf extract offers functional benefits such as antioxidant and antimicrobial properties, which can enhance product stability and shelf-life. It is generally considered low risk for carcinogenicity and reproductive toxicity, but it carries a moderate potential for allergic reactions. Environmentally, it poses low risk with no significant pollutant or bioaccumulation concerns. Regulatory bodies have not placed significant restrictions on its use, although some verified products cannot contain certain concentrations. Overall, the ingredient's risk level is medium, necessitating careful usage practices to mitigate allergic responses.
Phenoxyethanol
Medium RiskPhenoxyethanol is a preservative used in cosmetics and personal care products to prevent microbial growth and extend shelf life. It is commonly found in formulations such as lotions, creams, and serums.
Sustai Insights
Phenoxyethanol serves effectively as a preservative, ensuring product stability and safety by inhibiting microbial growth. It is considered to have low health risks regarding carcinogenicity, allergies, and reproductive toxicity. However, moderate use restrictions exist, and regulatory bodies have advised caution in specific applications. Environmental concerns include its potential as a pollutant, although it is not highly bioaccumulative. Overall, the ingredient presents a medium risk level, with safe usage practices recommended and alternative preservatives available for those seeking greener options.
Citrus Paradisi (Grapefruit) Seed Oil
Medium RiskCitrus paradisi (grapefruit) seed oil is an extract derived from the seeds of grapefruit, commonly used in personal care products for its antimicrobial properties and as a natural preservative. It may also function as a fragrance component.
Sustai Insights
Citrus paradisi (grapefruit) seed oil offers functional benefits such as antimicrobial properties, enhancing product preservation. However, it has a high allergenic potential, which may pose health risks for sensitive individuals. Environmentally, it is associated with moderate persistence and bioaccumulation. Regulatory restrictions exist on its use in certain products, leading to an overall moderate risk assessment. Safe usage practices are advised, and alternatives like natural preservatives should be considered.
Sodium Benzoate
Medium RiskSodium benzoate is a preservative commonly used in food and cosmetic products to prevent microbial growth and extend shelf life. It is derived from benzoic acid and is effective at low concentrations, often used in acidic environments like beverages and condiments.
Sustai Insights
Sodium benzoate serves effectively as a preservative, contributing to product stability and safety. It is generally recognized as safe with low concerns for carcinogenicity, allergies, and reproductive toxicity, though it faces moderate use restrictions in some regions. Environmental risks include its potential as a pollutant, but it does not bioaccumulate significantly. Regulatory bodies have issued advisories regarding its concentration in products. Overall, the risk level is assessed as medium, with safe usage practices recommended. Alternatives such as potassium sorbate may provide similar benefits with potentially lower restrictions.
Peg 20 Castor Oil
Medium RiskPEG-20 castor oil is a polyethylene glycol derivative of castor oil that acts as an emulsifier and surfactant in various personal care and cosmetic products. It enhances texture, improves spreadability, and stabilizes formulations by allowing oil and water components to mix effectively.
Sustai Insights
PEG-20 castor oil offers functional benefits as an effective emulsifier, improving product consistency and application. However, it carries moderate health risks, including potential skin and eye irritation, and concerns regarding allergenic properties. Environmentally, it poses low bioaccumulation risk and is not known to be a significant pollutant. Regulatory oversight indicates low use restrictions in several regions. Overall, it presents a medium risk level, suggesting caution in usage, with potential alternatives available for safer formulations.
Linoleic Acid
Low RiskLinoleic acid is a naturally occurring unsaturated fatty acid, primarily found in plant oils such as sunflower, safflower, and corn oil. It plays a crucial role in various biological processes, including cellular membrane structure and function, as well as serving as a precursor for other essential fatty acids.
Sustai Insights
Linoleic acid is recognized for its functional benefits, including supporting skin health and maintaining cellular integrity, while being biodegradable and derived from renewable sources. Health risks are minimal, with low concerns regarding carcinogenicity, allergies, and reproductive toxicity. Environmentally, it poses low risks, with no significant pollutant potential. Regulatory bodies have not imposed major restrictions on linoleic acid, confirming its safety for use. Overall, linoleic acid presents a low risk profile, making it a viable ingredient with sustainable advantages.
Serenoa Repens (Saw Palmetto)
Low RiskSerenoa repens, commonly known as saw palmetto, is a small palm native to the southeastern United States. It is primarily used in dietary supplements for its potential benefits in supporting prostate health and hormone balance, mainly through its extract derived from the berries of the plant.
Sustai Insights
Saw palmetto is recognized for its functional benefits in supporting prostate health and may have anti-androgenic properties. It is generally considered to have a low health risk profile, with minimal concerns regarding carcinogenicity, allergies, or reproductive toxicity. Environmentally, it poses low risks, with no significant concerns about pollution or bioaccumulation. Regulatory assessments indicate no current restrictions on its use. Overall, the risk level associated with saw palmetto is low, making it a viable ingredient in health products, though users should consult with healthcare professionals for personalized advice.
Caffeine
Low RiskCaffeine is a heterocyclic organic compound commonly found in coffee, tea, and various other plants. It acts as a central nervous system stimulant, temporarily warding off drowsiness and restoring alertness. In cosmetic applications, it is often included for its purported benefits in enhancing skin absorption and reducing the appearance of puffiness.
Sustai Insights
Caffeine offers functional benefits such as enhancing skin absorption and providing a stimulating effect. It is generally regarded as safe with low concerns regarding carcinogenicity, allergies, or developmental toxicity. Environmental risks include potential bioaccumulation, though overall it poses low risk based on current scientific consensus. Regulatory bodies have minimal restrictions, but care should be taken regarding enhanced skin absorption. Alternatives may include other stimulants or natural extracts with similar properties. Overall, caffeine is assessed as low risk.
Tocopherol, D Alpha
Low RiskTocopherol, specifically d-alpha tocopherol, is a naturally occurring form of Vitamin E. It is commonly used in cosmetic and personal care products primarily for its antioxidant properties, helping to protect formulations from oxidation and extend shelf life.
Sustai Insights
D-alpha tocopherol provides effective antioxidant benefits, contributing to product stability. It is sustainably sourced and generally regarded as safe, with low concerns regarding carcinogenicity, allergies, and reproductive toxicity. However, there are minor concerns about endocrine disruption. Regulatory bodies have not imposed significant restrictions, indicating low overall risk. Recommended usage practices include adhering to established safe concentration thresholds. Alternatives, such as other forms of Vitamin E or plant-based antioxidants, may also be considered.
Polysorbate 21
Low RiskPolysorbate 21 is a mixture of laurate esters of sorbitol and its fatty acid esters, commonly used as an emulsifier and surfactant in cosmetic formulations. It helps to stabilize mixtures of oil and water, enhancing texture and consistency in products.
Sustai Insights
Polysorbate 21 serves effectively as an emulsifier, contributing to product stability and texture. It presents a low risk for health concerns such as carcinogenicity, allergies, and reproductive toxicity. Environmentally, it poses minimal hazards and is not known to bioaccumulate. Regulatory bodies, including the FDA, have not imposed significant restrictions on its use. Safe usage practices should be followed to minimize skin irritation. Overall, this ingredient is assessed as low risk with no notable adverse effects or significant environmental concerns.
Calcium Pantothenate
Low RiskCalcium pantothenate is a calcium salt of pantothenic acid (vitamin B5), commonly used as a dietary supplement and in cosmetic formulations. It serves as a conditioning agent, promoting skin hydration and improving product texture, thus enhancing the overall effectiveness of formulations.
Sustai Insights
Calcium pantothenate offers several functional benefits, including skin conditioning and hydration properties, contributing positively to product performance. It is generally considered safe, with low concerns regarding health risks such as carcinogenicity and allergies. Environmental risks are minimal, as it is neither bioaccumulative nor a significant pollutant. Regulatory bodies like the FDA have approved its use, with no substantial restrictions noted. Overall, it presents a low risk profile. For safer alternatives, options like sodium hyaluronate may be considered in formulations.
Inositol
Low RiskInositol is a cyclic polyol, a type of sugar alcohol. It plays a crucial role in cellular signaling and is often included in dietary supplements and cosmetic formulations for its potential benefits related to skin health and metabolic function.
Sustai Insights
Inositol is recognized for its functional benefits, including promoting cellular health and potentially aiding in metabolic processes. It is not associated with significant health risks such as carcinogenicity or allergenic reactions, and regulatory bodies have not placed restrictions on its use. No notable environmental hazards or pollutant concerns have been identified, leading to an overall low-risk assessment. Safe usage practices are generally recommended, and while alternatives exist, inositol remains a viable option with low adverse effects.
Hyaluronic Acid
Low RiskHyaluronic acid is a natural polysaccharide found in connective tissues, skin, and cartilage, primarily serving as a moisture-retaining agent in cosmetic products. Its primary function is to provide hydration and improve skin elasticity, making it a common ingredient in moisturizers and serums.
Sustai Insights
Hyaluronic acid offers significant functional benefits, such as effective hydration and skin plumping, while being biodegradable and generally recognized as safe by regulatory bodies. Health risks are minimal, with low concerns regarding carcinogenicity, allergies, or reproductive toxicity. Environmental risks are also low, as it is not considered a pollutant or bioaccumulative. Regulatory bodies have not issued major advisories against its use, resulting in an overall low-risk assessment. For safe usage, it is recommended to apply in appropriate concentrations. Alternatives include glycerin or aloe vera, which also provide hydration.
Biotin
Low RiskBiotin, also known as vitamin B7, is a water-soluble vitamin that plays a crucial role in the metabolism of carbohydrates, fats, and proteins. It is commonly used in dietary supplements and cosmetic products to support healthy hair, skin, and nails, due to its involvement in keratin synthesis.
Sustai Insights
Biotin is recognized for its functional benefits, particularly in promoting hair and skin health. It is generally considered safe, with low concerns regarding carcinogenicity, allergenic potential, and reproductive toxicity. Regulatory bodies such as the FDA have no significant restrictions on its use, and it is not associated with substantial environmental risks. Overall, biotin is assessed to be low risk, making it a viable ingredient in various formulations. Safe usage practices include adhering to recommended dosages, and alternatives may be considered for those seeking plant-based or vegan options.
Pentylene Glycol
Low RiskPentylene glycol is a synthetic, low molecular weight glycol that functions primarily as a humectant, solvent, and skin-conditioning agent in cosmetic formulations. It is commonly used to enhance product texture and moisture retention.
Sustai Insights
Pentylene glycol offers functional benefits as a humectant, effectively attracting moisture to the skin. It is generally considered to have low health risks, with minimal concerns regarding carcinogenicity, allergies, or developmental toxicity. However, it may cause mild skin, eye, or lung irritation in sensitive individuals. Environmentally, it poses low risk as it is not bioaccumulative or a significant pollutant. Regulatory bodies have not imposed restrictions on its use. Overall, it presents a low risk profile, making it a safe choice in cosmetic formulations, with no significant adverse effects reported.
Coriandrum Sativum (Coriander) Oil
High RiskCoriandrum sativum (coriander) oil is derived from the fruit of the coriander plant. It is commonly used for its aromatic properties and as a flavoring agent in various products. In cosmetics and personal care, it serves as a fragrance and may offer skin-soothing benefits.
Sustai Insights
Coriander oil provides functional benefits as a fragrance and potential skin-soothing agent. However, it carries a high risk of allergies and skin irritation, while being low in concerns for carcinogenicity and reproductive toxicity. Environmental risks include moderate persistence and bioaccumulation. Regulatory restrictions apply, with advisories from the FDA and environmental agencies. Overall, the ingredient is assessed as high risk, necessitating caution in usage, especially for individuals with sensitivities. Alternatives like chamomile or lavender oils may be considered for safer formulations.
Linoleic Acid
Low RiskLinoleic acid is a naturally occurring unsaturated fatty acid, primarily found in plant oils such as sunflower, safflower, and corn oil. It plays a crucial role in various biological processes, including cellular membrane structure and function, as well as serving as a precursor for other essential fatty acids.
Sustai Insights
Linoleic acid is recognized for its functional benefits, including supporting skin health and maintaining cellular integrity, while being biodegradable and derived from renewable sources. Health risks are minimal, with low concerns regarding carcinogenicity, allergies, and reproductive toxicity. Environmentally, it poses low risks, with no significant pollutant potential. Regulatory bodies have not imposed major restrictions on linoleic acid, confirming its safety for use. Overall, linoleic acid presents a low risk profile, making it a viable ingredient with sustainable advantages.
Rosmarinus Officinalis (Rosemary) Leaf Extract
Medium RiskRosemary leaf extract is produced from the leaves of the Rosmarinus officinalis plant. It is commonly used in cosmetic formulations for its potential antioxidant properties and fragrance. The extract may also contribute to the preservation of products due to its antimicrobial characteristics.
Sustai Insights
Rosemary leaf extract offers functional benefits such as antioxidant and antimicrobial properties, which can enhance product stability and shelf-life. It is generally considered low risk for carcinogenicity and reproductive toxicity, but it carries a moderate potential for allergic reactions. Environmentally, it poses low risk with no significant pollutant or bioaccumulation concerns. Regulatory bodies have not placed significant restrictions on its use, although some verified products cannot contain certain concentrations. Overall, the ingredient's risk level is medium, necessitating careful usage practices to mitigate allergic responses.
Serenoa Repens (Saw Palmetto)
Low RiskSerenoa repens, commonly known as saw palmetto, is a small palm native to the southeastern United States. It is primarily used in dietary supplements for its potential benefits in supporting prostate health and hormone balance, mainly through its extract derived from the berries of the plant.
Sustai Insights
Saw palmetto is recognized for its functional benefits in supporting prostate health and may have anti-androgenic properties. It is generally considered to have a low health risk profile, with minimal concerns regarding carcinogenicity, allergies, or reproductive toxicity. Environmentally, it poses low risks, with no significant concerns about pollution or bioaccumulation. Regulatory assessments indicate no current restrictions on its use. Overall, the risk level associated with saw palmetto is low, making it a viable ingredient in health products, though users should consult with healthcare professionals for personalized advice.
Phenoxyethanol
Medium RiskPhenoxyethanol is a preservative used in cosmetics and personal care products to prevent microbial growth and extend shelf life. It is commonly found in formulations such as lotions, creams, and serums.
Sustai Insights
Phenoxyethanol serves effectively as a preservative, ensuring product stability and safety by inhibiting microbial growth. It is considered to have low health risks regarding carcinogenicity, allergies, and reproductive toxicity. However, moderate use restrictions exist, and regulatory bodies have advised caution in specific applications. Environmental concerns include its potential as a pollutant, although it is not highly bioaccumulative. Overall, the ingredient presents a medium risk level, with safe usage practices recommended and alternative preservatives available for those seeking greener options.
Retinyl Palmitate (Vitamin A Palmitate)
High RiskRetinyl palmitate, also known as vitamin A palmitate, is an ester of retinol and palmitic acid. It serves primarily as a skin-conditioning agent, promoting skin health and rejuvenation through its role in cellular turnover and differentiation. This ingredient is commonly used in cosmetic formulations.
Sustai Insights
Retinyl palmitate offers functional benefits such as enhancing skin texture and providing anti-aging effects. However, it is associated with high developmental and reproductive toxicity concerns, while also posing moderate risks for carcinogenicity. Environmentally, it may contribute to pollution and bioaccumulation. Regulatory bodies have imposed use restrictions due to these health risks, leading to an overall high-risk assessment. Safe usage practices are essential, and alternatives like retinol or plant-derived vitamin A sources may be considered.
Caffeine
Low RiskCaffeine is a heterocyclic organic compound commonly found in coffee, tea, and various other plants. It acts as a central nervous system stimulant, temporarily warding off drowsiness and restoring alertness. In cosmetic applications, it is often included for its purported benefits in enhancing skin absorption and reducing the appearance of puffiness.
Sustai Insights
Caffeine offers functional benefits such as enhancing skin absorption and providing a stimulating effect. It is generally regarded as safe with low concerns regarding carcinogenicity, allergies, or developmental toxicity. Environmental risks include potential bioaccumulation, though overall it poses low risk based on current scientific consensus. Regulatory bodies have minimal restrictions, but care should be taken regarding enhanced skin absorption. Alternatives may include other stimulants or natural extracts with similar properties. Overall, caffeine is assessed as low risk.
Citrus Paradisi (Grapefruit) Seed Oil
Medium RiskCitrus paradisi (grapefruit) seed oil is an extract derived from the seeds of grapefruit, commonly used in personal care products for its antimicrobial properties and as a natural preservative. It may also function as a fragrance component.
Sustai Insights
Citrus paradisi (grapefruit) seed oil offers functional benefits such as antimicrobial properties, enhancing product preservation. However, it has a high allergenic potential, which may pose health risks for sensitive individuals. Environmentally, it is associated with moderate persistence and bioaccumulation. Regulatory restrictions exist on its use in certain products, leading to an overall moderate risk assessment. Safe usage practices are advised, and alternatives like natural preservatives should be considered.
Sodium Benzoate
Medium RiskSodium benzoate is a preservative commonly used in food and cosmetic products to prevent microbial growth and extend shelf life. It is derived from benzoic acid and is effective at low concentrations, often used in acidic environments like beverages and condiments.
Sustai Insights
Sodium benzoate serves effectively as a preservative, contributing to product stability and safety. It is generally recognized as safe with low concerns for carcinogenicity, allergies, and reproductive toxicity, though it faces moderate use restrictions in some regions. Environmental risks include its potential as a pollutant, but it does not bioaccumulate significantly. Regulatory bodies have issued advisories regarding its concentration in products. Overall, the risk level is assessed as medium, with safe usage practices recommended. Alternatives such as potassium sorbate may provide similar benefits with potentially lower restrictions.
Tocopherol, D Alpha
Low RiskTocopherol, specifically d-alpha tocopherol, is a naturally occurring form of Vitamin E. It is commonly used in cosmetic and personal care products primarily for its antioxidant properties, helping to protect formulations from oxidation and extend shelf life.
Sustai Insights
D-alpha tocopherol provides effective antioxidant benefits, contributing to product stability. It is sustainably sourced and generally regarded as safe, with low concerns regarding carcinogenicity, allergies, and reproductive toxicity. However, there are minor concerns about endocrine disruption. Regulatory bodies have not imposed significant restrictions, indicating low overall risk. Recommended usage practices include adhering to established safe concentration thresholds. Alternatives, such as other forms of Vitamin E or plant-based antioxidants, may also be considered.
Polysorbate 21
Low RiskPolysorbate 21 is a mixture of laurate esters of sorbitol and its fatty acid esters, commonly used as an emulsifier and surfactant in cosmetic formulations. It helps to stabilize mixtures of oil and water, enhancing texture and consistency in products.
Sustai Insights
Polysorbate 21 serves effectively as an emulsifier, contributing to product stability and texture. It presents a low risk for health concerns such as carcinogenicity, allergies, and reproductive toxicity. Environmentally, it poses minimal hazards and is not known to bioaccumulate. Regulatory bodies, including the FDA, have not imposed significant restrictions on its use. Safe usage practices should be followed to minimize skin irritation. Overall, this ingredient is assessed as low risk with no notable adverse effects or significant environmental concerns.
Peg 20 Castor Oil
Medium RiskPEG-20 castor oil is a polyethylene glycol derivative of castor oil that acts as an emulsifier and surfactant in various personal care and cosmetic products. It enhances texture, improves spreadability, and stabilizes formulations by allowing oil and water components to mix effectively.
Sustai Insights
PEG-20 castor oil offers functional benefits as an effective emulsifier, improving product consistency and application. However, it carries moderate health risks, including potential skin and eye irritation, and concerns regarding allergenic properties. Environmentally, it poses low bioaccumulation risk and is not known to be a significant pollutant. Regulatory oversight indicates low use restrictions in several regions. Overall, it presents a medium risk level, suggesting caution in usage, with potential alternatives available for safer formulations.
Calcium Pantothenate
Low RiskCalcium pantothenate is a calcium salt of pantothenic acid (vitamin B5), commonly used as a dietary supplement and in cosmetic formulations. It serves as a conditioning agent, promoting skin hydration and improving product texture, thus enhancing the overall effectiveness of formulations.
Sustai Insights
Calcium pantothenate offers several functional benefits, including skin conditioning and hydration properties, contributing positively to product performance. It is generally considered safe, with low concerns regarding health risks such as carcinogenicity and allergies. Environmental risks are minimal, as it is neither bioaccumulative nor a significant pollutant. Regulatory bodies like the FDA have approved its use, with no substantial restrictions noted. Overall, it presents a low risk profile. For safer alternatives, options like sodium hyaluronate may be considered in formulations.
Inositol
Low RiskInositol is a cyclic polyol, a type of sugar alcohol. It plays a crucial role in cellular signaling and is often included in dietary supplements and cosmetic formulations for its potential benefits related to skin health and metabolic function.
Sustai Insights
Inositol is recognized for its functional benefits, including promoting cellular health and potentially aiding in metabolic processes. It is not associated with significant health risks such as carcinogenicity or allergenic reactions, and regulatory bodies have not placed restrictions on its use. No notable environmental hazards or pollutant concerns have been identified, leading to an overall low-risk assessment. Safe usage practices are generally recommended, and while alternatives exist, inositol remains a viable option with low adverse effects.
Hyaluronic Acid
Low RiskHyaluronic acid is a natural polysaccharide found in connective tissues, skin, and cartilage, primarily serving as a moisture-retaining agent in cosmetic products. Its primary function is to provide hydration and improve skin elasticity, making it a common ingredient in moisturizers and serums.
Sustai Insights
Hyaluronic acid offers significant functional benefits, such as effective hydration and skin plumping, while being biodegradable and generally recognized as safe by regulatory bodies. Health risks are minimal, with low concerns regarding carcinogenicity, allergies, or reproductive toxicity. Environmental risks are also low, as it is not considered a pollutant or bioaccumulative. Regulatory bodies have not issued major advisories against its use, resulting in an overall low-risk assessment. For safe usage, it is recommended to apply in appropriate concentrations. Alternatives include glycerin or aloe vera, which also provide hydration.
Biotin
Low RiskBiotin, also known as vitamin B7, is a water-soluble vitamin that plays a crucial role in the metabolism of carbohydrates, fats, and proteins. It is commonly used in dietary supplements and cosmetic products to support healthy hair, skin, and nails, due to its involvement in keratin synthesis.
Sustai Insights
Biotin is recognized for its functional benefits, particularly in promoting hair and skin health. It is generally considered safe, with low concerns regarding carcinogenicity, allergenic potential, and reproductive toxicity. Regulatory bodies such as the FDA have no significant restrictions on its use, and it is not associated with substantial environmental risks. Overall, biotin is assessed to be low risk, making it a viable ingredient in various formulations. Safe usage practices include adhering to recommended dosages, and alternatives may be considered for those seeking plant-based or vegan options.
Pentylene Glycol
Low RiskPentylene glycol is a synthetic, low molecular weight glycol that functions primarily as a humectant, solvent, and skin-conditioning agent in cosmetic formulations. It is commonly used to enhance product texture and moisture retention.
Sustai Insights
Pentylene glycol offers functional benefits as a humectant, effectively attracting moisture to the skin. It is generally considered to have low health risks, with minimal concerns regarding carcinogenicity, allergies, or developmental toxicity. However, it may cause mild skin, eye, or lung irritation in sensitive individuals. Environmentally, it poses low risk as it is not bioaccumulative or a significant pollutant. Regulatory bodies have not imposed restrictions on its use. Overall, it presents a low risk profile, making it a safe choice in cosmetic formulations, with no significant adverse effects reported.
Revitalize your hair with the Biotin Hair Growth Serum by Guyology Labs, designed for everyone seeking fuller and thicker hair. This powerful formula combines DHT blockers and nourishing ingredients to enhance hair growth and reduce thinning in just three months.
- Effective Hair Regrowth: Clinically proven ingredients stimulate hair follicles, promoting new growth while reducing hair loss and shedding.
- User-Friendly Application: Simply apply twice daily for optimal results. The non-greasy formula absorbs quickly, ensuring a hassle-free experience.
- Suitable for All Hair Types: This versatile serum delivers visible results, regardless of hair type, making it the perfect solution for everyone.
- Natural, Safe Ingredients: Made with cruelty-free, vegan-friendly components, including Biotin, Hyaluronic Acid, and Saw Palmetto, ensuring a gentle yet effective treatment.
- Enhanced Results with Complementary Products: For maximum benefits, pair the serum with Guyology Labs Biotin Shampoo & Conditioner and a scalp massager to boost circulation and follicle health.
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Recommended Products
Revitalize your hair with the Biotin Hair Growth Serum by Guyology Labs, designed for everyone seeking fuller and thicker hair. This powerful formula combines DHT blockers and nourishing ingredients to enhance hair growth and reduce thinning in just three months.
- Effective Hair Regrowth: Clinically proven ingredients stimulate hair follicles, promoting new growth while reducing hair loss and shedding.
- User-Friendly Application: Simply apply twice daily for optimal results. The non-greasy formula absorbs quickly, ensuring a hassle-free experience.
- Suitable for All Hair Types: This versatile serum delivers visible results, regardless of hair type, making it the perfect solution for everyone.
- Natural, Safe Ingredients: Made with cruelty-free, vegan-friendly components, including Biotin, Hyaluronic Acid, and Saw Palmetto, ensuring a gentle yet effective treatment.
- Enhanced Results with Complementary Products: For maximum benefits, pair the serum with Guyology Labs Biotin Shampoo & Conditioner and a scalp massager to boost circulation and follicle health.
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Customer Reviews
Customers’ View
Customers generally appreciate the natural formulation and effectiveness of the Hair Growth Serum. Many users highlight its quick absorption and non-greasy texture, making it easy to incorporate into their daily routines. Notably, several customers reported a reduction in hair loss and the beginning of new growth after consistent use, with one stating, 'I’ve been using it for a few weeks now and can see the difference.' Additionally, the product's vegan-friendly attributes and absence of harsh chemicals resonate well with environmentally and health-conscious consumers. While some users have yet to see significant results, the overall sentiment remains hopeful, with many expressing satisfaction with their initial experiences. Overall, customers find this serum to be a promising addition to their hair care regimen that aligns with their sustainable lifestyle.
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