Oryza Sativa Bran Protein
INCI: ORYZA SATIVA BRAN PROTEIN
Reviewed by Rosie · Last updated 14 Aug 2026
Also known as: Oryza Sativa Bran Protein
A plant-derived antioxidant from rice bran with emerging evidence for photoprotection
Best For Skin Types
All
Addresses
Usage Frequency
Daily
What Is Oryza Sativa Bran Protein?
Oryza sativa bran protein is derived from rice bran, a by-product of rice processing. It contains naturally occurring compounds including fatty acids and antioxidant molecules that can be incorporated into skincare formulations.
In cosmetics, this ingredient functions primarily as an antioxidant, helping to neutralise free radicals that accumulate on the skin from environmental exposure and daily metabolism.
Benefits for Your Skin
How It Works
The ingredient works through its antioxidant compounds, which stabilise free radicals before they can damage skin cells. Free radicals are unstable molecules generated by UV exposure, pollution, and normal cellular processes; left unchecked, they can degrade collagen and elastin, and trigger inflammatory pathways.
Early evidence suggests rice bran components may also suppress the expression of enzymes involved in collagen breakdown (MMP-13) and inflammatory signalling (COX-2) when skin is exposed to UV stress, though research in this area is still developing.
Clinical Evidence & References
Research on rice bran's protective effects is promising but limited. In animal studies, oral rice bran supplementation suppressed UVB-induced wrinkle formation, water loss, and expression of collagen-degrading enzymes in mouse skin. Laboratory studies on rice bran waxes have shown activity against markers of skin ageing in cultured skin cells.
However, most evidence to date comes from animal models or cell studies rather than human trials. The topical form (bran protein specifically) requires further research to establish efficacy in real-world skincare use. It should be viewed as a complementary antioxidant rather than a standalone anti-ageing solution.
Published Research
How to Use
Oryza sativa bran protein is typically used as one component in a broader antioxidant formulation. For best results, layer it with other sun protection measures such as broad-spectrum SPF, since research suggests it works to support skin defence rather than replace it. It suits both targeted treatments and daily moisturisers.
Safety & Precautions
Frequently Asked Questions
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