Redken All Soft Shampoo 33.8 Fl Oz
Analysis updated August 2026 · How Scout scores
At a glance
Summary
This shampoo contains Sodium Laureth Sulfate, which can strip natural oils and potentially irritate the scalp, and Dimethicone, a non-water-soluble silicone that can cause buildup. Additionally, it includes synthetic fragrance and preservatives like Benzyl Alcohol and Phenoxyethanol, which may cause irritation. However, it also features beneficial ingredients such as Argan Oil and Hydrolyzed Soy Protein, which provide nourishment and conditioning benefits.
Key ingredients 36
Argania Spinosa Kernel OilVery Good
Argania Spinosa Kernel Oil, commonly known as Argan Oil, is rich in essential fatty acids and vitamin E. It provides deep conditioning and nourishment to the hair. It is highly beneficial for improving hair softness and shine.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Deeply conditions and nourishes hair, improving softness and shine.
Disodium CocoamphodiacetateGood
Disodium Cocoamphodiacetate is a mild surfactant derived from coconut oil. It is used to gently cleanse the hair without stripping natural oils. It is considered less irritating than harsher surfactants.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Provides gentle cleansing, making it suitable for sensitive scalps.
Sodium PCAGood
Sodium PCA is a humectant that helps to attract moisture to the hair and scalp. It is naturally occurring in human skin and is known for its hydrating properties. It helps to maintain moisture balance in the hair.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Helps to hydrate and maintain moisture in the hair and scalp.
Salicylic AcidGood
Salicylic Acid is a beta hydroxy acid that helps to exfoliate the scalp and reduce dandruff. It can help to unclog pores and reduce flakiness. It is beneficial for those with dandruff or oily scalps.
Risks
May cause irritation if used in high concentrations or on sensitive skin.
Benefits
Helps to exfoliate the scalp and reduce dandruff.
Guar Hydroxypropyltrimonium ChlorideGood
Guar Hydroxypropyltrimonium Chloride is a conditioning agent derived from guar gum. It helps to improve hair manageability and reduce static. It is beneficial for smoothing and detangling hair.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Improves hair manageability and reduces static.
Sodium Cocoyl Amino AcidsGood
Sodium Cocoyl Amino Acids are derived from coconut oil and amino acids. They provide gentle cleansing and conditioning properties. They are beneficial for maintaining hair health without stripping natural oils.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Provides gentle cleansing and conditioning, maintaining hair health.
ArginineGood
Arginine is an amino acid that helps to strengthen hair and improve elasticity. It supports hair growth and repair. It is beneficial for maintaining healthy hair structure.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Strengthens hair and improves elasticity, supporting growth and repair.
Hydrolyzed Soy ProteinGood
Hydrolyzed Soy Protein helps to strengthen and repair hair by penetrating the hair shaft. It improves hair texture and adds volume. It is beneficial for damaged or weakened hair.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Strengthens and repairs hair, improving texture and volume.
Hydrolyzed Vegetable Protein Pg-Propyl SilanetriolGood
This ingredient is a protein-silicone complex that helps to strengthen and protect hair. It improves hair elasticity and reduces breakage. It is beneficial for enhancing hair resilience and shine.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Strengthens and protects hair, improving elasticity and reducing breakage.
Aqua/WaterNeutral
Water is the primary solvent in most shampoos, providing a base for other ingredients. It helps to dissolve and distribute the active ingredients evenly. It does not have any direct benefits or risks.
Risks
There are no inherent risks associated with water in cosmetic formulations.
Benefits
Water helps to hydrate the hair and scalp by acting as a carrier for other moisturizing ingredients.
Glycol DistearateNeutral
Glycol Distearate is used as a pearlizing agent to give shampoos a creamy appearance. It does not have significant cleansing or conditioning properties. It is primarily aesthetic in function.
Benefits
Enhances the visual appeal of the product with a pearlescent look.
Hexylene GlycolNeutral
Hexylene Glycol is used as a solvent and viscosity agent in shampoos. It helps to stabilize the formulation and improve texture. It does not have direct benefits for hair health.
Risks
May cause mild irritation in sensitive individuals.
Benefits
Improves the texture and stability of the shampoo formulation.
Sodium ChlorideNeutral
Standard formulation ingredient — neither beneficial nor harmful at typical use.
Risks
Can cause dryness and irritation of the scalp.
Benefits
Helps to thicken the shampoo, improving its texture.
Cocamide MIPANeutral
Cocamide MIPA is a surfactant and foam booster derived from coconut oil. It helps to stabilize foam and improve the texture of the shampoo. It is generally considered safe for use in cosmetics.
Risks
May cause mild irritation in some individuals.
Benefits
Enhances foam stability and texture in the shampoo.
Benzoic AcidNeutral
Benzoic Acid is used as a preservative in cosmetic products. It helps to prevent microbial growth and extend shelf life. It does not have direct benefits for hair health.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Helps to preserve the product and prevent microbial contamination.
CarbomerNeutral
Carbomer is used as a thickening agent in cosmetic formulations. It helps to stabilize and thicken the product. It does not have direct benefits for hair health.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Improves the texture and stability of the shampoo.
Citric AcidNeutral
Citric Acid is used to adjust the pH of cosmetic products. It helps to maintain the stability and effectiveness of the formulation. It does not have direct benefits for hair health.
Risks
May cause irritation if used in high concentrations.
Benefits
Helps to maintain the pH balance of the product.
Sodium CitrateNeutral
Sodium Citrate is used as a buffering agent to maintain pH balance. It helps to stabilize the formulation. It does not have direct benefits for hair health.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Helps to maintain the pH balance of the product.
Potassium Dimethicone PEG-7 Panthenyl PhosphateNeutral
This ingredient is a silicone derivative used for conditioning and smoothing hair. It helps to improve hair texture and manageability. It does not have significant risks or benefits beyond its conditioning properties.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Improves hair texture and manageability.
Sodium SarcosinateNeutral
Sodium Sarcosinate is a mild surfactant used for cleansing. It helps to remove dirt and oil without being overly harsh. It is generally considered safe for use in shampoos.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Provides mild cleansing without being overly harsh.
CoumarinNeutral
Coumarin is a fragrance ingredient used to impart a sweet scent. It does not have direct benefits for hair health. It is primarily used for its aromatic properties.
Risks
May cause allergic reactions in sensitive individuals.
Benefits
Provides a sweet scent to the product.
Fumaric AcidNeutral
Fumaric Acid is used as a pH adjuster in cosmetic formulations. It helps to maintain the stability and effectiveness of the product. It does not have direct benefits for hair health.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Helps to maintain the pH balance of the product.
CI 15510/Orange 4Neutral
CI 15510/Orange 4 is a synthetic dye used to impart color to cosmetic products. It does not have direct benefits for hair health. It is primarily used for aesthetic purposes.
Risks
May cause allergic reactions in sensitive individuals.
Benefits
Provides color to the product for aesthetic appeal.
CI 17200/Red 33Neutral
CI 17200/Red 33 is a synthetic dye used to impart color to cosmetic products. It does not have direct benefits for hair health. It is primarily used for aesthetic purposes.
Risks
May cause allergic reactions in sensitive individuals.
Benefits
Provides color to the product for aesthetic appeal.
Tetrasodium EDTANeutral
Tetrasodium EDTA is a chelating agent used to bind metal ions and improve product stability. It helps to enhance the effectiveness of preservatives. It does not have direct benefits for hair health.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Improves product stability and enhances preservative effectiveness.
Sodium HydroxideNeutral
Sodium Hydroxide is used to adjust the pH of cosmetic formulations. It helps to maintain the stability and effectiveness of the product. It does not have direct benefits for hair health.
Risks
Can cause irritation if used in high concentrations.
Benefits
Helps to maintain the pH balance of the product.
Sodium Laureth SulfateBad
Sodium Laureth Sulfate is a surfactant that helps to create lather and remove dirt and oil. However, it can strip natural oils from the hair and scalp, leading to dryness. It is less harsh than Sodium Lauryl Sulfate but still considered a potential irritant.
Risks
It may cause dryness and irritation, especially for sensitive scalps.
Benefits
It effectively cleanses the hair by removing dirt and oil.
DimethiconeBad
Dimethicone is a silicone used to provide smoothness and shine to hair. It can cause buildup over time, making hair feel heavy and potentially brittle. It is not water-soluble, which can lead to accumulation on the hair.
Risks
Can lead to buildup on the hair, making it feel heavy and potentially causing brittleness.
Benefits
Provides a smooth, shiny appearance to hair and helps to reduce frizz.
Propylene GlycolBad
Processed additive flagged under Scout's ingredient doctrine.
Risks
May cause irritation in sensitive individuals.
Benefits
Helps to retain moisture and improve product texture.
Disodium EDTABad
Processed additive flagged under Scout's ingredient doctrine.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Improves product stability and enhances preservative effectiveness.
Benzyl AlcoholBad
Benzyl Alcohol is used as a preservative and solvent in cosmetic products. It can be drying and irritating to the skin and scalp. It is considered a potential allergen.
Risks
Can cause dryness and irritation, especially in sensitive individuals.
Benefits
Acts as a preservative to extend product shelf life.
LinaloolBad
Processed additive flagged under Scout's ingredient doctrine.
Risks
May cause allergic reactions in sensitive individuals.
Benefits
Provides a floral scent to the product.
LimoneneBad
Processed additive flagged under Scout's ingredient doctrine.
Risks
May cause allergic reactions in sensitive individuals.
Benefits
Provides a citrus scent to the product.
PhenoxyethanolBad
Phenoxyethanol is a preservative used to prevent microbial growth. It can cause irritation and allergic reactions in some individuals. It is considered a potential skin irritant.
Risks
Can cause irritation and allergic reactions, especially in sensitive individuals.
Benefits
Acts as a preservative to extend product shelf life.
Potassium SorbateBad
Synthetic preservative — flagged in daily-use products.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Acts as a preservative to extend product shelf life.
Parfum/FragranceVery Bad
Synthetic fragrances are used to impart scent to products but can contain allergens and irritants. They are often undisclosed mixtures, making it difficult to assess safety. Fragrances can cause allergic reactions in sensitive individuals.
Risks
Potential to cause allergic reactions and irritation.
Benefits
Provides a pleasant scent to the product.
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