Oryza Sativa (rice) Lees Extract is derived from the fermented residue (lees) of rice, often a byproduct of sake or rice wine production. It is used in skincare for its antioxidant, brightening, and moisturizing properties, attributed to amino acids, vitamins, and polysaccharides.
| Reported effect | How often | Notes |
|---|---|---|
Contact irritation or redness | Rare | Generally well tolerated; mild irritation possible in sensitive individuals. |
Allergic contact dermatitis | Very rare | Isolated potential for sensitization, particularly in those with rice or grain allergies. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.