Skin Conditioning
GUANOSINE
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A natural building block of DNA and RNA — used in anti-ageing skincare to help maintain hydration, stimulate hyaluronic-acid production, and soothe inflammation. Body-identical and very well-tolerated.
Skin benefits
- Endogenous nucleoside — body-identical
- Reported to stimulate hyaluronic-acid synthesis in skin cells
- Anti-inflammatory and skin-conditioning effects
- Compatible with most actives
Known concerns
- Limited large-scale clinical efficacy data for skincare specifically
- Expensive ingredient — often used at low concentrations
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related skin conditionings
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.