skincarecheck
INCI ingredient

Silk Amino Acids

Silk Amino Acids appears on 28 ingredient lists in our database, most often in hair dyes.

What it triggers

  • Vegan originNoanimal-derived
  • FragranceNonot a perfume ingredient
  • ParabenNonot a preservative of this family
  • SulfateNonot a sulfate surfactant
  • SiliconeNonot a silicone
  • AlcoholNonot a drying alcohol

If a product lists Silk Amino Acids, its vegan answer is No. Nothing else changes.

What it does

Silk Amino Acids appears on 28 ingredient lists in our database, most often in hair dyes.

On the label it counts as vegan, which is why a product that lists it cannot be vegan.

We have not written the plain-language note for this ingredient yet; the facts above come straight from how it is classified.

Functions: hair conditioning, humectant, skin conditioning

Products with Silk Amino Acids

in 28 products

Showing 24 of 28 products with this ingredient, most scanned first.

In the EU ingredient database

Functions listed by CosIng
  • hair conditioning
  • humectant
  • skin conditioning
  • hair conditioning: Enhancing the appearance and feel of hair. Leaving the hair easy to comb, supple, soft and shiny and/or imparting volume, lightness, gloss, texture, etc.
  • humectant: Retaining and/or preserving the moisture in a product during use.
  • skin conditioning: Maintaining the skin in good condition.

CAS 96690-41-4 · EC 306-235-8

EU regulation

Not on a restricted-substances annex. Listed as an allowed cosmetic ingredient.

Source: CosIng, European Commission. Informative, no legal value; the regulation text is the reference.

Classification from the INCI name; product lists from Open Beauty Facts.Report a mistake