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Skin Conditioning

GUANOSINE

CAS 118-00-3
86

Safety score Β· 0–100

Good

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A natural building block of DNA and RNA β€” 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 β€” 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 β€” often used at low concentrations

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.