Nourish & Protect Hair Mask

Full ingredient list, decoded

35 ingredients, in label order (highest amount first; below about 1% the order is free).

1. 1Aqua (Water/Eau)
2. 2Stearyl AlcoholStearyl Alcohol is a waxy fatty alcohol, often made from plant oils, that thickens…
3. 3C12-15 Alkyl BenzoateA light, fast-absorbing ester made from benzoic acid and C12-15 fatty alcohols. It…
4. 4Cetyl AlcoholCetyl Alcohol is a waxy fatty alcohol that softens skin and helps creams and lotions…
5. 5Stearamidopropyl DimethylamineA conditioning ingredient that helps hair feel softer, smoother and easier to detangle…
6. 6C9-12 Alkane
7. 7Behentrimonium ChlorideBehentrimonium Chloride is a conditioning agent built from a long, fatty behenyl chain…
8. 8Polyglyceryl-10 Decaisostearate
9. 9Lactic AcidLactic acid is an alpha hydroxy acid, a mild acid that loosens dead skin cells and…
10. 10Dipropylene GlycolDipropylene glycol is a clear liquid that works as a solvent and a humectant, meaning…
11. 11PhenoxyethanolA synthetic preservative that helps stop bacteria, yeast and mold from growing in…
12. 12Hydroxypropyl Starch Phos Phate
13. 13Parfum (Fragrance)Aroma is a label term for a scent blend added to a product to give it a pleasant smell.Fragrance
14. 14Coco-Caprylate/CaprateA light, coconut-derived ester that softens skin and hair and helps other ingredients…
15. 15Tetrasodium Glutamate DiacetateTetrasodium Glutamate Diacetate is a chelating agent, a salt made from glutamic acid,…
16. 16Hydrolyzed Walnut Extract
17. 17Hydroxypropyltrimoniu M Hyaluronate
18. 18Hydrolyzed Vegetable Protein
19. 19Sodium PCASodium PCA is a salt that helps skin and hair hold water. It is a humectant, meaning it…
20. 20Sodium LactateSodium Lactate is the sodium salt of lactic acid, a mild alpha hydroxy acid. It mainly…
21. 21ArginineArginine is an amino acid, one of the natural building blocks of proteins. In hair…
22. 22Aspartic AcidAspartic Acid is one of the natural amino acids found in skin and hair. In formulas it…
23. 23PCASodium PCA is a salt of a natural amino acid derivative found in skin's natural…
24. 24Citric AcidCitric acid is a mild, naturally occurring acid found in citrus fruit. In skincare and…
25. 25GlycineGlycine is the simplest amino acid, a small protein building block that helps balance…
26. 26AlanineAlanine is a simple amino acid, one of the small building blocks of proteins. In…
27. 27SerineSerine is an amino acid, a small building block of proteins, that helps attract and…
28. 28ValineValine is an amino acid, one of the small building blocks of protein. In skincare and…
29. 29Sodium BenzoateSodium benzoate is the sodium salt of benzoic acid, a water-soluble powder used mainly…
30. 30IsoleucineIsoleucine is an amino acid, one of the small building blocks of protein, used in…
31. 31ProlineProline is an amino acid, a building block of protein. In skincare and haircare it…
32. 32ThreonineThreonine is an amino acid, one of the small building blocks of proteins. In skincare…
33. 33HistidineHistidine is an amino acid, one of the small building blocks that make up proteins. In…
34. 34PhenylalaninePhenylalanine is one of the building-block amino acids that make up proteins. In…
35. 35Potassium SorbatePotassium sorbate is the potassium salt of sorbic acid, a mild preservative that helps…

Source: Kiko Milano product page, www.kikocosmetics.com/en-gb/p/nourish-protect-hair-mask-40592/, retrieved November 6, 2026.

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