PALMITOYL DIPEPTIDE-17 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
PALMITOYL DIPEPTIDE-17
Safety grade: A
This is a small protein fragment made by combining a fatty acid with amino acids, designed to penetrate and nourish hair and skin. It works like a targeted moisturizer that helps repair and protect these areas.
This ingredient conditions and softens hair and skin while forming a protective barrier to help prevent moisture loss and environmental damage.
Graded using: COSING.
Last verified: May 26, 2026
Other Skin Conditioning ingredients
- TOCOPHEROL — Grade A
- PROPYLENE GLYCOL — Grade A**
- XANTHAN GUM — Grade A
- DIMETHICONE — Grade A
- TOCOPHERYL ACETATE — Grade A
- PANTHENOL — Grade A
- CAPRYLYL GLYCOL — Grade A
- ETHYLHEXYLGLYCERIN — Grade A