SOY AMINO ACIDS is graded A (Safe) by Expert·ING, based on COSING regulatory data.
SOY AMINO ACIDS
Safety grade: A
Soy amino acids are small protein building blocks extracted from soybeans. They help restore moisture and strength to hair and skin by penetrating the outer layers and filling in gaps.
This ingredient hydrates and softens both hair and skin by replenishing proteins and moisture, leaving them feeling smoother, shinier, and more resilient.
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