Palmitoyl Silk Amino Acids
AKA “Palmitoyl Silk Amino Acids, Silk Amino Acid Derivative”
Acid
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Ingredient Facts
Palmitoyl silk amino acids
AKA: Silk Amino Acid Derivative
Acid · Cleansing · EWG: 4
Synthetic
Cleanser
Skin Conditioner
Hair Care
Amino Acid
Acid
Not Clean
Amino acids, silk, reaction products with hexadecanoyl chloride
Effective at 0.33%
CAS #
227200-39-7
Form
Powder
See origin →
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Anti-Aging
Moisturizing
Improves Elasticity
Removes dirt and impurities
Softens and detangles hair
Traditional Use
A modern conditioning ingredient combining palmitic acid with amino acids derived from silk protein. Developed to enhance the luxurious feel and smoothing properties of silk in cosmetic formulations.
Skin Types
●all-skin-types
Best For
Loss of Elasticity
Pregnancy & Breastfeeding Safe
Yes
Verified Jun 2026
Data: CosIng · EWG · CIR