OUAI Detox Shampoo - 10 fl oz - Ulta Beauty: Strengthening, Clarifying, All Hair Types, Eucalyptus & Rosemary Scent
Analysis updated August 2026 · How Scout scores
At a glance
Summary
This shampoo contains some beneficial ingredients like sodium lauroyl methyl isethionate and decyl glucoside, which are gentle surfactants, and hydrolyzed keratin for hair strengthening. However, it also includes sodium C14-16 olefin sulfonate, which can be harsh on the scalp, synthetic fragrance, and drying alcohols, which can negatively impact hair and scalp health. The presence of these harsher ingredients and synthetic additives results in a moderate processing level, affecting the overall score.
Key ingredients 9
Sodium Lauroyl Methyl IsethionateGood
Sodium Lauroyl Methyl Isethionate is a mild surfactant derived from coconut oil. It is known for being gentle on the skin and hair while providing effective cleansing. It is often used in sulfate-free formulations.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Provides gentle cleansing without stripping natural oils.
Decyl GlucosideGood
Decyl Glucoside is a non-ionic surfactant derived from glucose and coconut oil. It is known for being very gentle and biodegradable, making it suitable for sensitive skin. It is often used in natural and organic formulations.
Risks
Minimal risk of irritation; generally considered safe.
Benefits
Provides gentle cleansing and is environmentally friendly.
Hydrolyzed KeratinGood
Hydrolyzed Keratin is a protein derived from natural sources that helps strengthen and repair hair. It penetrates the hair shaft to improve elasticity and reduce breakage. It is beneficial for damaged or chemically treated hair.
Risks
Generally considered safe with minimal risk of irritation.
Benefits
Strengthens and repairs hair, improving its overall health.
GlycerinGood
Glycerin is a humectant that attracts moisture to the hair and skin. It helps maintain hydration and prevents dryness. It is widely used in personal care products for its moisturizing properties.
Risks
Generally safe; excessive use may lead to a sticky feel.
Benefits
Helps retain moisture and keeps hair hydrated.
Cocamidopropyl BetaineNeutral
Cocamidopropyl Betaine is a surfactant and foam booster derived from coconut oil. It is commonly used to enhance the texture and feel of personal care products. While generally considered mild, it can cause irritation in some individuals.
Risks
Potential for skin irritation or allergic reactions in sensitive individuals.
Benefits
Enhances foam and improves the texture of the product.
Isopropyl AlcoholNeutral
Standard formulation ingredient — neither beneficial nor harmful at typical use.
Risks
Can cause dryness and irritation to the scalp and hair.
Benefits
Helps dissolve other ingredients and improve product texture.
Sodium C14-16 Olefin SulfonateBad
Sodium C14-16 Olefin Sulfonate is a surfactant used for its cleansing properties. It can be harsh on the scalp, stripping natural oils and causing dryness. It is often considered a less gentle alternative to sulfate-free surfactants.
Risks
May cause dryness and irritation to the scalp.
Benefits
Provides effective cleansing and foaming properties.
PhenoxyethanolBad
Phenoxyethanol is a preservative used to prevent microbial growth in cosmetic products. It is considered a safer alternative to parabens but can still cause irritation in some individuals. It is often used in small concentrations to minimize risks.
Risks
Potential for skin irritation and allergic reactions.
Benefits
Prevents microbial growth, extending product shelf life.
Parfum (Fragrance)Very Bad
Parfum, or fragrance, is a synthetic or natural compound used to impart scent. It can contain a mixture of undisclosed chemicals, some of which may cause allergic reactions or sensitivities. The lack of transparency in its composition is a concern for some consumers.
Risks
Potential for allergic reactions and skin irritation.
Benefits
Adds a pleasant scent to the product.
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