September 11, 2026 Editorial directory · Not a shop

Ingredient

Amino Acids

Varies by amino acid

Hair 'skinification' has increased use of amino acids in scalp, repair and moisturizing systems.

Category: Hair / Skin Conditioning

Chemical formula: Varies by amino acid

Main cosmetic effects: Conditioning; moisture support; fiber/skin feel improvement.

Source: Fermentation, protein hydrolysis or synthesis.

Developer / supplier: Biotech and protein ingredient suppliers worldwide

Origin: Global

Representative product: Amino-acid shampoos, masks and serums

Approx. retail price (USD): 15-60

Evidence maturity: Strong general conditioning evidence

What it does

Conditioning; moisture support; fiber/skin feel improvement.

Notes

Hair / Skin Conditioning | Strong general conditioning evidence