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OUAI Leave In Conditioner St Barts Scent
OUAI

OUAI Leave In Conditioner St Barts Scent

헤어케어

Ingredients

Full ingredient list as published on the official product page, in descending order of content.

Ingredient overview

58ingredients found
50 · 86.2%ingredients grouped by use
8types of use
Hydration11
Skin conditioning28
Skin softening8
Moisture retention7
Antioxidants3
Texture · feel12
Preservation · stability5
Fragrance11

Counts show formula structure, not concentration, clinical efficacy, or a safety score.

What the ingredients do

Draws in moisture

Adansonia Digitata Seed Oil · Tamarindus Indica Extract · Pca · Histidine · Sodium Hyaluronate · Glycerin · Butylene Glycol · Butyloctanol · Sodium Pca · Sodium Lactate

Pulls water from the air and the layers below into the outer skin layer.
See the 3 declared functions
Raises skin moistureMOISTURISING
Pca
Draws moisture into the skinSKIN CONDITIONING - HUMECTANT
Glycerin
Softens the skin

Dimethicone · Cetearyl Alcohol · Adansonia Digitata Seed Oil · Argania Spinosa Kernel Oil · Oenothera Biennis (Evening Primrose) Oil · Tamarindus Indica Extract · Myristyl Myristate · Undeceth-11

Fills the gaps between skin cells so the surface feels smooth.
See the 2 declared functions
Reduces surface roughnessSMOOTHING
Tamarindus Indica Extract
Skin conditioning

Dimethicone · Adansonia Digitata Seed Oil · Argania Spinosa Kernel Oil · Oenothera Biennis (Evening Primrose) Oil · Tocopheryl Acetate · Tamarindus Indica Extract · Panthenol · Arginine · Aspartic Acid · Glycine · Alanine · Serine · Valine · Isoleucine · Proline · Histidine · Phenylalanine · Sodium Hyaluronate · Brassica Campestris/Aleurites Fordi Oil Copolymer · Myristyl Myristate · Silicone Quaternium-16 · Butylene Glycol · Undeceth-11 · Guar Hydroxypropyltrimonium Chloride · 3-O-Ethyl Ascorbic Acid · Sodium Pca · Tocopherol · Tetramethyl Acetyloctahydronaphthalenes

CosIng's broadest category. On its own it does not say what the ingredient does.
See the 2 declared functions
Skin conditioning not covered aboveSKIN CONDITIONING - MISCELLANEOUS
Oenothera Biennis (Evening Primrose) Oil · Tocopherol · Tetramethyl Acetyloctahydronaphthalenes
Keeps moisture in

Dimethicone · Oenothera Biennis (Evening Primrose) Oil · Tamarindus Indica Extract · Brassica Campestris/Aleurites Fordi Oil Copolymer · Glycerin · Guar Hydroxypropyltrimonium Chloride · Tocopherol

Forms a film on the surface against evaporation and outside irritants.
See the 3 declared functions
Protects skin from outside irritantsSKIN PROTECTING
Dimethicone · Oenothera Biennis (Evening Primrose) Oil · Tamarindus Indica Extract · Glycerin
Forms a film that stops moisture lossSKIN CONDITIONING - OCCLUSIVE
Tocopherol
Slows oxidation

Oenothera Biennis (Evening Primrose) Oil · Tocopheryl Acetate · Tocopherol

In CosIng this category also covers keeping the product itself from spoiling.
See the 1 declared functions
Acts on oil and pores

Oenothera Biennis (Evening Primrose) Oil · Leuconostoc/Radish Root Ferment Filtrate

See the 2 declared functions
Gives a tightening feelASTRINGENT
Oenothera Biennis (Evening Primrose) Oil
Acts on seborrheic flaking and dandruffANTI-SEBORRHEIC
Leuconostoc/Radish Root Ferment Filtrate
Cleanses

Cetearyl Alcohol · Undeceth-11 · Undeceth-5 · Trideceth-10

See the 3 declared functions
Surfactant that lifts dirtSURFACTANT - CLEANSING
Cetearyl Alcohol · Undeceth-11 · Undeceth-5 · Trideceth-10
Boosts latherSURFACTANT - FOAM BOOSTING
Cetearyl Alcohol
Washes away surface impuritiesCLEANSING
Trideceth-10
Mixes oil and water

Cetearyl Alcohol · Tamarindus Indica Extract · Cetrimonium Chloride · Undeceth-11 · Undeceth-5

Emulsifiers and solubilisers. They build the formula.
See the 2 declared functions
Mixes and holds oil and water togetherSURFACTANT - EMULSIFYING
Cetearyl Alcohol · Cetrimonium Chloride · Undeceth-11 · Undeceth-5
Keeps an emulsion from separatingEMULSION STABILISING
Cetearyl Alcohol · Tamarindus Indica Extract
Texture and feel

Dimethicone · Cetearyl Alcohol · Tamarindus Indica Extract · Glycerin · Butylene Glycol · Butyloctanol · Guar Hydroxypropyltrimonium Chloride · Disodium Edta · Limonene

Viscosity, solvents and spreadability: how the product feels on the skin.
See the 3 declared functions
Base that dissolves other ingredientsSOLVENT
Glycerin · Butylene Glycol · Butyloctanol · Limonene
Removes unwanted foamANTIFOAMING
Dimethicone
Colour and shine

Cetearyl Alcohol · Myristyl Myristate

See the 1 declared functions
Makes a clear formula opaqueOPACIFYING
Cetearyl Alcohol · Myristyl Myristate
Keeps the product stable

Glycine · Glycerin · Sodium Lactate · Disodium Edta · Citric Acid · Acetic Acid · Benzyl Salicylate

Protects the formula from pH drift, metal ions and light. Not a preservative.
See the 4 declared functions
Keeps pH steadyBUFFERING
Glycine · Sodium Lactate · Citric Acid · Acetic Acid
Binds metal ions to prevent spoilageCHELATING
Disodium Edta · Citric Acid
Makes alcohol undrinkableDENATURANT
Glycerin
Protects colour and scent from lightLIGHT STABILIZER
Benzyl Salicylate
Fragrance-related

Glycerin · Benzyl Salicylate · Citrus Aurantium Peel Oil · Coumarin · Geranyl Acetate · Hydroxycitronellal · Isoeugenyl Acetate · Limonene · Linalool · Tetramethyl Acetyloctahydronaphthalenes · Vanillin

See the 2 declared functions
Listed as a fragrance-composition material (not a claim that it adds scent)FRAGRANCE
Citrus Aurantium Peel Oil · Vanillin
Hair use

Quaternium-91 · Threonine · Silicone Quaternium-8

See the 3 declared functions
Softens hairHAIR CONDITIONING
Quaternium-91 · Threonine · Silicone Quaternium-8
Reduces staticANTISTATIC
Threonine · Silicone Quaternium-8
Curls or straightens hairHAIR WAVING OR STRAIGHTENING
Threonine
Other declared roles

Hydrolyzed Rhodophyceae Extract

Registered in CosIng, but broad in meaning or without a category.
See the 1 declared functions
No declared roleNOT REPORTED
Hydrolyzed Rhodophyceae Extract
See 58 other ingredients · 58 total
  1. Aqua / Water / Eau
  2. Dimethicone
  3. Cetearyl Alcohol
  4. Parfum / Fragrance
  5. Quaternium-91
  6. Adansonia Digitata Seed Oil
  7. Argania Spinosa Kernel Oil
  8. Oenothera Biennis (Evening Primrose) Oil
  9. Tocopheryl Acetate
  10. Hydrolyzed Rhodophyceae Extract
  11. Tamarindus Indica Extract
  12. Panthenol
  13. Arginine
  14. Aspartic Acid
  15. Pca
  16. Glycine
  17. Alanine
  18. Serine
  19. Valine
  20. Isoleucine
  21. Proline
  22. Threonine
  23. Histidine
  24. Phenylalanine
  25. Sodium Hyaluronate
  26. Brassica Campestris/Aleurites Fordi Oil Copolymer
  27. Cetrimonium Chloride
  28. Glycerin
  29. Behentrimonium Chloride
  30. Myristyl Myristate
  31. Silicone Quaternium-16
  32. Leuconostoc/Radish Root Ferment Filtrate
  33. Butylene Glycol
  34. Undeceth-11
  35. Butyloctanol
  36. Guar Hydroxypropyltrimonium Chloride
  37. Undeceth-5
  38. Silicone Quaternium-8
  39. 3-O-Ethyl Ascorbic Acid
  40. Sodium Pca
  41. Sodium Lactate
  42. Disodium Edta
  43. Citric Acid
  44. Acetic Acid
  45. Trideceth-10
  46. Tocopherol
  47. Iodopropynyl Butylcarbamate
  48. Phenoxyethanol
  49. Benzyl Salicylate
  50. Citrus Aurantium Peel Oil
  51. Coumarin
  52. Geranyl Acetate
  53. Hydroxycitronellal
  54. Isoeugenyl Acetate
  55. Limonene
  56. Linalool
  57. Tetramethyl Acetyloctahydronaphthalenes
  58. Vanillin

Declared fragrance allergens

The label marks these as fragrance allergens that must be declared. They are not impurities, and most people do not react to them.

Benzyl Salicylate · Coumarin · Hydroxycitronellal · Limonene · Linalool

1IngredientsOverseas official store (US) · Observed 2026-09-23