Hydrolyzed Rice Bran Extract
INCI: HYDROLYZED RICE BRAN EXTRACT
Reviewed by Kate · Last updated 2 Jun 2026
A protein-rich rice derivative that conditions and supports skin's moisture barrier
Best For Skin Types
All, Dry, Sensitive, Mature
Addresses
Usage Frequency
Daily
What Is Hydrolyzed Rice Bran Extract?
Hydrolyzed Rice Bran Extract is derived from the outer layer of rice grains (Oryza sativa). The hydrolysis process breaks down the bran into smaller, more absorbable components, which typically include amino acids, peptides, and other plant compounds. This makes it lighter and more easily incorporated into skincare formulations than whole rice bran oil.
In cosmetic products, it functions primarily as a skin conditioner, helping to improve the feel and hydration properties of formulations. It is used across a range of skincare products, from moisturisers to serums and treatments.
How It Works
Hydrolyzed Rice Bran Extract works by delivering moisture-binding compounds to the skin's surface and upper layers. The hydrolysed proteins and amino acids act as humectants and emollients, drawing water into the skin and helping to seal it in, which supports overall hydration and skin comfort.
The ingredient also contains naturally occurring phenolic compounds present in rice bran, which may contribute mild antioxidant activity, though the extent of this benefit in skincare formulations remains modest compared to dedicated antioxidant ingredients.
Clinical Evidence & References
Research on rice bran-derived ingredients confirms their safety in cosmetic use and their established conditioning properties. The hydrolysed form is well-tolerated across a range of product types and skin types.
Evidence for specific skin benefits beyond basic conditioning is limited. While rice bran contains compounds with potential antioxidant and anti-inflammatory properties in vitro, the level of benefit delivered through typical skincare concentrations is modest. It is best regarded as a supportive conditioning ingredient rather than a treatment for specific skin concerns.
Published Research
How to Use
Hydrolyzed Rice Bran Extract is typically incorporated into moisturisers, serums, and leave-on products where it can work continuously to support hydration. It is generally suitable for daily use as part of your regular skincare routine. There is no need to use it in isolation; it works well alongside other active ingredients and is stable in most formulation types.
Safety & Precautions
Frequently Asked Questions
From the Clinic
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