Hydrolyzed Rice Protein
HY-droh-lyzd RICE PRO-teen
What Is Hydrolyzed Rice Protein?
Protein extracted from rice and broken down into small peptides for optimal hair penetration. One of the lightest proteins available, ideal for fine and thin hair that is protein-sensitive.
Source: Rice (Oryza sativa)
Origin: Natural
Also known as: Rice Amino Acids, Rice Peptides
What Does Hydrolyzed Rice Protein Do to Your Hair?
Penetrates the hair shaft thanks to its small molecular weight, strengthening from within. Builds volume by swelling slightly within the cortex. Creates a moisture-retaining film on the surface that adds body and shine.
Best For
Fine hair, thin hair, limp hair, damaged hair, color-treated hair, protein-sensitive hair
Not Recommended For
Protein-overloaded hair
Concentration Matters
0.5-5% in hair products
Hair Type Compatibility
Method Compatibility
Safety & Regulation
Extremely safe and gentle. One of the least likely proteins to cause protein overload. Vegan-friendly. Small molecular weight allows genuine penetration rather than just surface coating.
FDA Status: Generally Recognized As Safe
FDA permits use in cosmetics without restrictions.
EWG Score: 1/10
HairAide Verdict
The best protein choice for fine or protein-sensitive hair. Lightweight enough to avoid overload while still providing real strengthening benefits. A staple in well-formulated products for thin hair.
Products That Contain Hydrolyzed Rice Protein
Volumizing shampoos, lightweight conditioners, leave-in treatments, protein treatments
Alternatives to Hydrolyzed Rice Protein
If you want to avoid Hydrolyzed Rice Protein, look for products with these ingredients instead:
Rice Protein, Oat Protein, Hydrolyzed Silk
Frequently Asked Questions
Yes, Hydrolyzed Rice Protein has a safety rating of 9/10 and is generally considered safe for use in hair products. Extremely safe and gentle. One of the least likely proteins to cause protein overload. Vegan-friendly. Small molecular weight allows genuine penetration rather than just surface coating.
Hydrolyzed Rice Protein is CG-method approved and is generally considered safe for curly hair.
Yes, Hydrolyzed Rice Protein is approved for the Curly Girl method.
Some alternatives to Hydrolyzed Rice Protein include: Rice Protein, Oat Protein, Hydrolyzed Silk
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