Biosilk Silk Therapy Shampoo 12 oz

Common questions

Is Biosilk Silk Therapy Shampoo 12 oz healthy?

Biosilk Silk Therapy Shampoo 12 oz scores 65/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. This shampoo contains beneficial ingredients like Cocamidopropyl Betaine, Panthenol, and Hydrolyzed Silk, which are known for their conditioning and moisturizing properties.

Which ingredients drive Biosilk Silk Therapy Shampoo 12 oz's score?

In Scout's ingredient-by-ingredient analysis, Panthenol, Hydrolyzed Silk, Hydrolyzed Wheat Protein Pg-Propyl Silanetriol count in its favor; Sodium C14-16 Olefin Sulfonate, Phenoxyethanol, Potassium Sorbate are flagged as ingredients of concern. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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Biosilk Silk Therapy Shampoo 12 oz

Biosilk
65 Fair

Analysis updated August 2026 · How Scout scores

$12.65 · 12 oz · $1.05 / fluid ounce
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At a glance

Beneficial ingredients 3
Harmful ingredients 5
Owned by Farouk Systems Inc.
Category Shampoo
Summary

This shampoo contains beneficial ingredients like Cocamidopropyl Betaine, Panthenol, and Hydrolyzed Silk, which are known for their conditioning and moisturizing properties. However, it also includes Sodium C14-16 Olefin Sulfonate, which can be harsh on the hair and scalp, and Phenoxyethanol and synthetic fragrance, both of which can cause irritation. The presence of these potentially irritating ingredients and the level of processing involved prevent it from achieving a higher score.

Key ingredients 26

Panthenol
Good

Panthenol is a form of Vitamin B5 used for its moisturizing and conditioning properties. It helps to improve the texture and appearance of the hair by adding shine and reducing split ends. It is considered beneficial for maintaining healthy hair.

Risks

There are no significant risks associated with this ingredient.

Benefits

Moisturizes and conditions the hair, improving its texture and appearance.

See more about Panthenol →
Hydrolyzed Silk
Good

Hydrolyzed Silk is used for its conditioning and strengthening properties. It helps to improve the elasticity and moisture retention of the hair. It is considered beneficial for enhancing the overall health and appearance of the hair.

Risks

There are no significant risks associated with this ingredient.

Benefits

Strengthens and conditions the hair, improving its elasticity and moisture retention.

See more about Hydrolyzed Silk →
Hydrolyzed Wheat Protein Pg-Propyl Silanetriol
Good

Hydrolyzed Wheat Protein Pg-Propyl Silanetriol is used for its strengthening and conditioning properties. It helps to improve the manageability and resilience of the hair. It is considered beneficial for maintaining healthy and strong hair.

Risks

There are no significant risks associated with this ingredient.

Benefits

Strengthens and conditions the hair, improving its manageability and resilience.

Aqua/Water/Eau
Neutral

Water is a universal solvent and is used as a base in many cosmetic products. It helps to dissolve other ingredients and provides a medium for them to be applied to the hair. It does not have any direct benefits or risks associated with its use in shampoos.

Risks

There are no known risks associated with water in cosmetic formulations.

Benefits

Water helps to hydrate the hair and scalp by providing moisture.

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Cocamidopropyl Betaine
Neutral

Standard formulation ingredient — neither beneficial nor harmful at typical use.

Risks

In rare cases, it may cause allergic reactions or irritation.

Benefits

Provides gentle cleansing and helps to condition the hair.

See more about Cocamidopropyl Betaine →
Disodium Laureth Sulfosuccinate
Neutral

Disodium Laureth Sulfosuccinate is a mild surfactant that helps to cleanse the hair without stripping it of natural oils. It is considered less irritating than traditional sulfates. It is often used in formulations for sensitive skin.

Risks

Generally considered safe, but may cause mild irritation in sensitive individuals.

Benefits

Provides gentle cleansing and is less likely to cause dryness.

PEG-150 Pentaerythrityl Tetrastearate
Neutral

PEG-150 Pentaerythrityl Tetrastearate is used as a thickening agent in shampoos. It helps to stabilize emulsions and improve the texture of the product. It is generally considered safe for use in cosmetics.

Risks

There are no significant risks associated with this ingredient.

Benefits

Improves the texture and consistency of the shampoo.

See more about PEG-150 Pentaerythrityl Tetrastearate →
Polysorbate 20
Neutral

Polysorbate 20 is an emulsifier that helps to mix oil and water-based ingredients. It is used to improve the stability and texture of cosmetic products. It is generally considered safe for use in shampoos.

Risks

May cause mild irritation in sensitive individuals.

Benefits

Enhances the stability and consistency of the product.

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PEG-6 Caprylic/Capric Glycerides
Neutral

PEG-6 Caprylic/Capric Glycerides are used as an emollient and emulsifier in cosmetic formulations. They help to improve the spreadability and absorption of the product. They are generally considered safe for use in shampoos.

Risks

There are no significant risks associated with this ingredient.

Benefits

Improves the texture and application of the shampoo.

Caprylyl Glycol
Neutral

Caprylyl Glycol is used as a skin conditioning agent and preservative booster. It helps to improve the moisture content of the hair and scalp. It is generally considered safe for use in cosmetic products.

Risks

There are no significant risks associated with this ingredient.

Benefits

Enhances the moisturizing properties of the shampoo.

See more about Caprylyl Glycol →
Hexylene Glycol
Neutral

Hexylene Glycol is used as a solvent and viscosity agent in cosmetic formulations. It helps to improve the texture and spreadability of the product. It is generally considered safe for use in shampoos.

Risks

May cause mild irritation in sensitive individuals.

Benefits

Improves the texture and application of the shampoo.

See more about Hexylene Glycol →
Guar Hydroxypropyltrimonium Chloride
Neutral

Guar Hydroxypropyltrimonium Chloride is a conditioning agent derived from guar gum. It helps to improve the manageability and softness of the hair. It is generally considered safe for use in shampoos.

Risks

There are no significant risks associated with this ingredient.

Benefits

Improves hair manageability and softness.

See more about Guar Hydroxypropyltrimonium Chloride →
Citric Acid
Neutral

Citric Acid is used to adjust the pH of cosmetic products. It helps to maintain the stability and effectiveness of the formulation. It is generally considered safe for use in shampoos.

Risks

May cause mild irritation in sensitive individuals.

Benefits

Helps to maintain the pH balance of the shampoo.

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Symphytum Officinale Leaf Extract
Neutral

Symphytum Officinale Leaf Extract, also known as comfrey extract, is used for its soothing and conditioning properties. It helps to improve the overall health and appearance of the hair. It is generally considered safe for use in shampoos.

Risks

There are no significant risks associated with this ingredient.

Benefits

Soothes and conditions the hair, improving its overall health and appearance.

Anthemis Nobilis Flower Extract
Neutral

Anthemis Nobilis Flower Extract, also known as chamomile extract, is used for its soothing and anti-inflammatory properties. It helps to calm and condition the scalp and hair. It is generally considered safe for use in shampoos.

Risks

There are no significant risks associated with this ingredient.

Benefits

Soothes and conditions the scalp and hair, providing anti-inflammatory benefits.

Mentha Piperita (Peppermint) Leaf Extract
Neutral

Mentha Piperita Leaf Extract, or peppermint extract, is used for its cooling and invigorating properties. It helps to refresh and stimulate the scalp. It is generally considered safe for use in shampoos.

Risks

May cause irritation in sensitive individuals.

Benefits

Refreshes and stimulates the scalp, providing a cooling sensation.

See more about Mentha Piperita (Peppermint) Leaf Extract →
Lavandula Angustifolia (Lavender) Extract
Neutral

Lavandula Angustifolia Extract, or lavender extract, is used for its soothing and calming properties. It helps to condition the hair and scalp. It is generally considered safe for use in shampoos.

Risks

There are no significant risks associated with this ingredient.

Benefits

Soothes and conditions the hair and scalp, providing a calming effect.

Salvia Sclarea (Clary) Extract
Neutral

Salvia Sclarea Extract, or clary extract, is used for its soothing and conditioning properties. It helps to improve the overall health and appearance of the hair. It is generally considered safe for use in shampoos.

Risks

There are no significant risks associated with this ingredient.

Benefits

Soothes and conditions the hair, improving its overall health and appearance.

Benzyl Benzoate
Neutral

Benzyl Benzoate is used as a fragrance ingredient and solvent in cosmetic products. It helps to enhance the scent and stability of the formulation. It is generally considered safe for use in shampoos.

Risks

May cause irritation in sensitive individuals.

Benefits

Enhances the scent and stability of the product.

See more about Benzyl Benzoate →
Hexyl Cinnamal
Neutral

Hexyl Cinnamal is a fragrance ingredient used to impart a floral scent to cosmetic products. It is generally considered safe for use in shampoos. It helps to enhance the overall sensory experience of the product.

Risks

May cause irritation in sensitive individuals.

Benefits

Provides a floral scent to the product.

See more about Hexyl Cinnamal →
Alpha-Isomethyl Ionone
Neutral

Alpha-Isomethyl Ionone is a fragrance ingredient used to impart a floral scent to cosmetic products. It is generally considered safe for use in shampoos. It helps to enhance the overall sensory experience of the product.

Risks

May cause irritation in sensitive individuals.

Benefits

Provides a floral scent to the product.

See more about Alpha-Isomethyl Ionone →
Sodium C14-16 Olefin Sulfonate
Bad

Sodium C14-16 Olefin Sulfonate is a surfactant used for its cleansing properties. It can be harsh on the hair and scalp, potentially stripping natural oils. This can lead to dryness and irritation for some users.

Risks

May cause dryness and irritation, especially for sensitive scalps.

Benefits

Effectively cleanses the hair by removing dirt and oil.

See more about Sodium C14-16 Olefin Sulfonate →
Phenoxyethanol
Bad

Phenoxyethanol is a preservative used to prevent microbial growth in cosmetic products. It can cause skin irritation and allergic reactions in some individuals. It is considered a potential irritant, especially for sensitive skin.

Risks

May cause irritation and allergic reactions in sensitive individuals.

Benefits

Helps to preserve the product by preventing microbial growth.

See more about Phenoxyethanol →
Potassium Sorbate
Bad

Synthetic preservative — flagged in daily-use products.

Risks

May cause mild irritation in sensitive individuals.

Benefits

Prevents microbial growth and extends product shelf life.

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Linalool
Bad

Processed additive flagged under Scout's ingredient doctrine.

Risks

May cause irritation in sensitive individuals.

Benefits

Provides a floral scent to the product.

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Fragrance (Parfum)
Very Bad

Fragrance is used to provide a pleasant scent to cosmetic products. It can contain a mixture of various chemicals, some of which may cause irritation or allergic reactions. It is considered a potential irritant, especially for sensitive skin.

Risks

May cause irritation and allergic reactions in sensitive individuals.

Benefits

Provides a pleasant scent to the product.

See more about Fragrance (Parfum) →

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