10-HYDROXYSTEARIC ACID is graded A (Safe) by Expert·ING, based on COSING regulatory data.
10-HYDROXYSTEARIC ACID
Safety grade: A
This is a fatty acid derived from castor oil that has been slightly modified to include an extra oxygen group. It has a waxy, solid texture and is commonly used in lip balms, lotions, and other moisturizing products.
It is used in cosmetic products to soften and smooth the skin while forming a protective barrier that helps lock in moisture and shield skin from environmental stressors.
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