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Ingredient function 93 ingredients · Page 2/2

HAIR WAVING OR STRAIGHTENING

Modifying the chemical structure of the hair, allowing it to be set in the style required (permanent waves or hair straightening).

Definition provenance: European Commission CosIng ingredient-function terminology.

93 ingredients in the EU CosIng inventory carry the HAIR WAVING OR STRAIGHTENING function designation.

Ingredients with the HAIR WAVING OR STRAIGHTENING function

Propanoic acid, 2-mercapto-, compound with 2-aminoethanol (1:1)

CAS 54266-38-5III/61

Myristoyl Pullulan is the reaction product of myristoyl chloride and Pullulan

CAS 1033464-89-9

methyl (2S,3E,4S)-4-{2-[2-(3,4-dihydroxyphenyl)ethoxy]-2-oxoethyl}-3-ethylidene-2-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan…

CAS 32619-42-4

Acetic acid ethenyl ester, homopolymer, hydrolyzed, cyclic acetal with 4-[2-(4-formylphenyl)-ethenyl]-1-methylpyridinium methyl sulfate (1:…

CAS 325819-85-0

POLYSILICONE-38

cosing-live-104603

Polysilicone-38 is a siloxane polymer that is made is several steps. First, Cyclotetrasiloxane is polymerized with Bis-Hydrogen Disiloxane,…

CAS 2991823-77-7

POLYSILICONE-39

cosing-live-105469

Polysilicone-39 is a complex siloxane polymer that is made by reacting Cyclomethicone, Acryoyloxypropyl Cyclomethicone, and Trimethylsiloxy…

Polyurethane-25 is a complex polymer formed by the reaction of dihydroxypolyoxobutylene (degree of polymerization 12-30), dimethylol propio…

2-Amino-3-hydroxybutanoic acid

CAS 72-19-5 / 80-68-2

TRIMETHYLSILYL CELLULOSE

cosing-live-100199

Trimethylsilyl Cellulose is Cellulose that has been modified by reaction of the hydroxyl groups on the cellulose with a silane to produce t…

These widely assigned CosIng terms provide populated comparison pages; they are not presented as semantic equivalents of the current function.

How the HAIR WAVING OR STRAIGHTENING function is used in CosIng

The HAIR WAVING OR STRAIGHTENING function is assigned by the European Commission in the CosIng ingredient inventory. This page currently lists 93 ingredients carrying that function label in the dataset, which helps you move from a functional claim to the exact ingredients that use it.

Modifying the chemical structure of the hair, allowing it to be set in the style required (permanent waves or hair straightening).

Function assignments come from official EU CosIng data. They describe intended cosmetic use, but they do not replace regulatory review of each linked ingredient and any annex records tied to it.