Antioxidant

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

Fine lines, Photoaging, Antioxidant protection

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.

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

Rice-derived ingredients are generally well-tolerated and regarded as safe in cosmetics. Those with rice allergies or sensitivities should patch-test before regular use.

Frequently Asked Questions

From the Clinic

Not sure what your skin actually needs?

Two minutes, a few questions, and we’ll point you at what matters — no guesswork.

Take the skin quiz

Learn More About Skincare Ingredients

Explore our comprehensive ingredient glossary to understand what's in your products.

Browse All Ingredients

Authorised Stockist

Official UK retailer

Tracked Delivery

Free UK shipping over £50

5 Star Rating

Trusted by thousands

Expert Advice

Free consultations