Skin Conditioning

Hydrolyzed Oryzanol

INCI: HYDROLYZED ORYZANOL

Reviewed by Emma · Last updated 14 Aug 2026

A rice-derived conditioning ingredient that helps support skin hydration and softness

Best For Skin Types

All, Dry, Sensitive, Mature

Addresses

Dryness, Hydration

Usage Frequency

Daily

What Is Hydrolyzed Oryzanol?

Hydrolyzed Oryzanol is derived from rice bran and germ, broken down into smaller molecular components through hydrolysis. This process makes the rice compounds easier for skincare formulations to incorporate and for the skin to interact with.

In cosmetics, it functions primarily as a skin-conditioning agent, helping to improve the texture and feel of skincare products whilst supporting the skin's moisture retention.

How It Works

Hydrolyzed Oryzanol works as a skin-conditioning agent, which means it helps to coat and protect the skin's surface whilst improving how water is retained. The hydrolyzed form—broken into smaller molecules—allows these compounds to integrate more effectively into formulations and interact with the outer layers of the skin.

Clinical Evidence & References

Rice-derived ingredients, including hydrolyzed rice extracts and proteins, are well-established in cosmetic formulations with a strong safety history. However, specific clinical evidence focused solely on hydrolyzed oryzanol's efficacy in skincare remains limited in published research.

The ingredient belongs to a family of rice derivatives that have been assessed for safety by cosmetic regulatory bodies, and these assessments support their use as conditioning agents across a range of product types.

How to Use

Hydrolyzed Oryzanol is typically found in moisturisers, serums, and leave-on treatments where its conditioning properties can benefit the skin throughout the day or overnight. As with all skincare ingredients, introduce it gradually if your skin is sensitive, and use as directed on the product label.

Safety & Precautions

Hydrolyzed Oryzanol and related rice-derived ingredients are generally well-tolerated and have a favourable safety profile in cosmetics. It is unlikely to cause irritation for most skin types, though those with known sensitivities to rice should patch-test first.

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