OUAI Leave In Conditioner - 4.7 fl oz - Ulta Beauty: Detangling, Heat Protection, All Hair Types, Spray
Analysis updated August 2026 · How Scout scores
At a glance
Summary
This leave-in conditioner contains several beneficial ingredients such as argan oil, baobab oil, and panthenol, which are known for their moisturizing and nourishing properties. However, the presence of synthetic fragrance and other processed components slightly detracts from its overall safety and natural profile. While it offers good conditioning benefits, the inclusion of synthetic additives limits its score.
Key ingredients 38
Argania Spinosa Kernel OilVery Good
Argania Spinosa Kernel Oil, commonly known as Argan oil, is highly valued for its moisturizing and conditioning properties. It is rich in essential fatty acids and vitamin E, which help to repair and protect hair. It is a natural and beneficial ingredient for hair health.
Risks
Generally considered safe with minimal risk.
Benefits
Deeply conditions and repairs hair, providing shine and protection.
Adansonia Digitata Seed OilGood
Adansonia Digitata Seed Oil, also known as Baobab oil, is rich in vitamins and antioxidants. It helps to moisturize and nourish the hair, improving elasticity and shine. It is a natural ingredient with beneficial properties.
Risks
Generally considered safe with minimal risk.
Benefits
Moisturizes and nourishes hair, enhancing shine and elasticity.
Oenothera Biennis (Evening Primrose) OilGood
Evening Primrose Oil is known for its high content of gamma-linolenic acid, which helps to nourish and strengthen hair. It can improve hair texture and reduce dryness. It is a beneficial natural oil for hair care.
Risks
Generally considered safe with minimal risk.
Benefits
Nourishes and strengthens hair, reducing dryness and improving texture.
Tocopheryl AcetateGood
Tocopheryl Acetate is a form of vitamin E that acts as an antioxidant. It helps to protect hair from environmental damage and supports healthy hair growth. It is a beneficial ingredient for maintaining hair health.
Risks
Generally considered safe with minimal risk.
Benefits
Protects hair from damage and supports healthy growth.
Hydrolyzed Rhodophyceae ExtractGood
Hydrolyzed Rhodophyceae Extract is derived from red algae and is known for its moisturizing properties. It helps to hydrate and condition the hair, improving its overall appearance. It is a beneficial ingredient for hair care.
Risks
Generally considered safe with minimal risk.
Benefits
Hydrates and conditions hair, enhancing its appearance.
Tamarindus Indica ExtractGood
Tamarindus Indica Extract is derived from tamarind and is known for its moisturizing and conditioning properties. It helps to improve hair texture and manageability. It is a natural ingredient with beneficial effects on hair.
Risks
Generally considered safe with minimal risk.
Benefits
Moisturizes and conditions hair, improving texture and manageability.
PanthenolGood
Panthenol, also known as provitamin B5, is a moisturizing agent that helps to improve hair elasticity and shine. It penetrates the hair shaft, providing long-lasting hydration. It is a beneficial ingredient for maintaining healthy hair.
Risks
Generally considered safe with minimal risk.
Benefits
Improves hair elasticity and shine, providing long-lasting hydration.
3-O-Ethyl Ascorbic AcidGood
3-O-Ethyl Ascorbic Acid is a stable form of vitamin C that acts as an antioxidant. It helps to protect hair from environmental damage and supports healthy hair growth. It is a beneficial ingredient for maintaining hair health.
Risks
Generally considered safe with minimal risk.
Benefits
Protects hair from damage and supports healthy growth.
Sodium PCAGood
Sodium PCA is a natural moisturizing factor that helps to retain moisture in the hair. It improves hair hydration and elasticity. It is a beneficial ingredient for maintaining healthy, hydrated hair.
Risks
Generally considered safe with minimal risk.
Benefits
Retains moisture in hair, improving hydration and elasticity.
GlycerinGood
Glycerin is a humectant that helps to retain moisture in the hair. It improves hair hydration and texture. It is a beneficial ingredient for maintaining healthy, hydrated hair.
Risks
Generally considered safe with minimal risk.
Benefits
Retains moisture in hair, improving hydration and texture.
Leuconostoc/Radish Root Ferment FiltrateGood
Leuconostoc/Radish Root Ferment Filtrate is a natural preservative with antimicrobial properties. It helps to prevent microbial growth in cosmetic products. It is a beneficial alternative to synthetic preservatives.
Risks
Generally considered safe with minimal risk.
Benefits
Prevents microbial growth, extending product shelf life.
WaterNeutral
Water is a common solvent used in cosmetic formulations. It helps to dissolve other ingredients and provides a base for the product. It does not have any direct benefits or risks in hair care products.
Risks
There are no known risks associated with water in hair care products.
Benefits
Water acts as a solvent and helps in the application of the product.
CyclopentasiloxaneNeutral
Cyclopentasiloxane is a silicone that provides a smooth application and helps to detangle hair. It is lightweight and evaporates quickly, leaving a silky feel. However, it can cause buildup over time if not washed out properly.
Risks
Potential for buildup on hair if not washed out regularly.
Benefits
Provides a smooth, silky feel and helps in detangling hair.
Cetearyl AlcoholNeutral
Standard formulation ingredient — neither beneficial nor harmful at typical use.
Risks
Generally considered safe with minimal risk.
Benefits
Conditions and softens hair, improving texture and manageability.
Quaternium-91Neutral
Quaternium-91 is a conditioning agent that helps to reduce static and improve hair texture. It is effective in detangling and smoothing hair. However, it is a synthetic compound and may not be suitable for all users.
Risks
May cause irritation in sensitive individuals.
Benefits
Improves hair texture and reduces static.
ButyloctanolNeutral
Butyloctanol is used as a solvent and emollient in hair care products. It helps to improve the texture and spreadability of the product. It does not have significant benefits or risks associated with its use.
Risks
Generally considered safe with minimal risk.
Benefits
Improves product texture and spreadability.
Guar Hydroxypropyltrimonium ChlorideNeutral
Guar Hydroxypropyltrimonium Chloride is a conditioning agent derived from guar gum. It helps to improve hair manageability and reduce static. It is generally considered safe for use in hair care products.
Risks
Generally considered safe with minimal risk.
Benefits
Improves hair manageability and reduces static.
Undeceth-5Neutral
Undeceth-5 is a surfactant used to improve the spreadability of hair care products. It helps to evenly distribute the product throughout the hair. It does not have significant benefits or risks associated with its use.
Risks
Generally considered safe with minimal risk.
Benefits
Improves product spreadability and distribution.
Sodium LactateNeutral
Standard formulation ingredient — neither beneficial nor harmful at typical use.
Risks
Generally considered safe with minimal risk.
Benefits
Retains moisture in hair, improving hydration and texture.
Citric AcidNeutral
Citric Acid is used to adjust the pH of hair care products. It helps to maintain the stability and efficacy of the product. It does not have significant benefits or risks associated with its use.
Risks
Generally considered safe with minimal risk.
Benefits
Maintains product stability and efficacy.
CitronellolNeutral
Citronellol is a fragrance component used to impart a floral scent to the product. It can cause allergic reactions in some individuals. It does not have significant benefits or risks associated with its use.
Risks
Potential for allergic reactions in sensitive individuals.
Benefits
Provides a floral scent to the product.
GeraniolNeutral
Geraniol is a fragrance component used to impart a rose-like scent to the product. It can cause allergic reactions in some individuals. It does not have significant benefits or risks associated with its use.
Risks
Potential for allergic reactions in sensitive individuals.
Benefits
Provides a rose-like scent to the product.
Alpha-Isomethyl IononeNeutral
Alpha-Isomethyl Ionone is a fragrance component used to impart a floral scent to the product. It can cause allergic reactions in some individuals. It does not have significant benefits or risks associated with its use.
Risks
Potential for allergic reactions in sensitive individuals.
Benefits
Provides a floral scent to the product.
Cinnamyl AlcoholNeutral
Cinnamyl Alcohol is a fragrance component used to impart a cinnamon-like scent to the product. It can cause allergic reactions in some individuals. It does not have significant benefits or risks associated with its use.
Risks
Potential for allergic reactions in sensitive individuals.
Benefits
Provides a cinnamon-like scent to the product.
Brassica Campestris/Aleurites Fordi Oil CopolymerNeutral
This copolymer is used as a film-forming agent in hair care products. It helps to improve the texture and hold of the product. It does not have significant benefits or risks associated with its use.
Risks
Generally considered safe with minimal risk.
Benefits
Improves product texture and hold.
Dipropylene GlycolNeutral
Dipropylene Glycol is used as a solvent and humectant in hair care products. It helps to improve the texture and spreadability of the product. It does not have significant benefits or risks associated with its use.
Risks
Generally considered safe with minimal risk.
Benefits
Improves product texture and spreadability.
Polysilicone-29Neutral
Polysilicone-29 is a silicone used to provide a smooth application and improve hair texture. It helps to detangle and smooth hair. However, it can cause buildup over time if not washed out properly.
Risks
Potential for buildup on hair if not washed out regularly.
Benefits
Provides a smooth, silky feel and helps in detangling hair.
Behentrimonium ChlorideNeutral
Behentrimonium Chloride is a conditioning agent that helps to reduce static and improve hair texture. It is effective in detangling and smoothing hair. However, it is a synthetic compound and may not be suitable for all users.
Risks
May cause irritation in sensitive individuals.
Benefits
Improves hair texture and reduces static.
Myristyl MyristateNeutral
Myristyl Myristate is used as an emollient and thickener in hair care products. It helps to improve the texture and spreadability of the product. It does not have significant benefits or risks associated with its use.
Risks
Generally considered safe with minimal risk.
Benefits
Improves product texture and spreadability.
Silicone Quaternium-16Neutral
Silicone Quaternium-16 is a silicone used to provide a smooth application and improve hair texture. It helps to detangle and smooth hair. However, it can cause buildup over time if not washed out properly.
Risks
Potential for buildup on hair if not washed out regularly.
Benefits
Provides a smooth, silky feel and helps in detangling hair.
Butylene GlycolNeutral
Butylene Glycol is used as a solvent and humectant in hair care products. It helps to improve the texture and spreadability of the product. It does not have significant benefits or risks associated with its use.
Risks
Generally considered safe with minimal risk.
Benefits
Improves product texture and spreadability.
Undeceth-11Neutral
Undeceth-11 is a surfactant used to improve the spreadability of hair care products. It helps to evenly distribute the product throughout the hair. It does not have significant benefits or risks associated with its use.
Risks
Generally considered safe with minimal risk.
Benefits
Improves product spreadability and distribution.
PhenoxyethanolBad
Processed additive flagged under Scout's ingredient doctrine.
Risks
May cause irritation in sensitive skin types.
Benefits
Prevents microbial growth, extending product shelf life.
Disodium EDTABad
Processed additive flagged under Scout's ingredient doctrine.
Risks
Generally considered safe with minimal risk.
Benefits
Improves product stability and efficacy.
Potassium SorbateBad
Synthetic preservative — flagged in daily-use products.
Risks
May cause irritation in sensitive skin types.
Benefits
Prevents microbial growth, extending product shelf life.
CitralBad
Processed additive flagged under Scout's ingredient doctrine.
Risks
Potential for allergic reactions in sensitive individuals.
Benefits
Provides a lemon-like scent to the product.
Cetrimonium ChlorideBad
Processed additive flagged under Scout's ingredient doctrine.
Risks
May cause irritation in sensitive individuals.
Benefits
Improves hair texture and reduces static.
Parfum (Fragrance)Very Bad
Parfum is a synthetic fragrance used to impart scent to the product. It can cause allergic reactions and irritation in some individuals. The exact composition is often undisclosed, leading to potential concerns.
Risks
Potential for allergic reactions and skin irritation.
Benefits
Provides a pleasant scent to the product.
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