PPG-51 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
PPG-51
Safety grade: A
PPG-51 is a synthetic conditioning agent made from petroleum-derived ingredients. It helps soften and smooth the skin by forming a protective layer that traps moisture.
This ingredient conditions and softens the skin by improving its texture and preventing moisture loss, leaving it feeling smoother and more supple.
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