Skin Conditioning

Hydrolyzed Rna

INCI: HYDROLYZED RNA

Reviewed by Daisy · Last updated 2 Jun 2026

A nucleic acid derivative that may support skin cell function and resilience

Best For Skin Types

All, Dry, Sensitive, Mature

Addresses

Dryness, Sensitivity, Hydration

Usage Frequency

Daily

What Is Hydrolyzed Rna?

Hydrolyzed RNA is a broken-down form of ribonucleic acid, a molecule naturally present in all living cells that carries genetic information. In skincare, it is used as a conditioning agent with potential skin-supporting properties. The hydrolyzed form is smaller and may be more readily absorbed or utilised by skin cells compared to intact RNA.

This ingredient is typically derived from yeast or other biological sources and functions primarily as a skin and hair conditioning agent, helping to maintain moisture and support the skin's natural functions.

How It Works

RNA and its metabolic components are fundamental to cell function. When applied topically in hydrolyzed form, this ingredient may be recognised by skin cells and incorporated into normal cellular processes. The smaller molecular size of hydrolyzed RNA compared to intact RNA may enhance penetration and bioavailability.

Research suggests that nucleic acids can influence gene expression and enzyme regulation in skin cells, though the extent to which topical application influences these processes remains an area of active investigation.

Clinical Evidence & References

Evidence for topical hydrolyzed RNA is limited. Most research examining RNA and nucleic acids focuses on cellular behaviour in laboratory settings rather than clinical outcomes in living skin. Studies indicate that nucleic acids can influence fibroblast activity and keratinocyte function, but direct evidence of benefit from topical application in humans is sparse.

The ingredient appears in conditioning formulations, suggesting it has established safety and basic functional properties, but robust clinical trials demonstrating specific skincare benefits are not widely available in published literature.

How to Use

Hydrolyzed RNA is typically incorporated into serums, moisturisers, and treatment products at low concentrations. Use as directed by the product instructions. This ingredient works well alongside other hydrating and skin-conditioning actives and does not require special application technique. Consistency of use is more important than frequency for observing any potential benefits.

Safety & Precautions

Hydrolyzed RNA is generally well-tolerated and considered safe for topical use. It is not a known sensitiser, though those with extremely reactive skin should patch test new products containing this ingredient.

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