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Inorganic germanium compound (avoid)

GERMANIUM DIOXIDE

CAS 1310-53-8
25

Safety score · 0–100

Caution

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

Germanium dioxide is an inorganic germanium compound known to damage the kidneys with chronic oral exposure. Animal data also show meaningful skin absorption, raising real concerns about topical use.

Function

ANTIMICROBIAL

Skin benefits

  • Used historically in some marketed wellness products and supplements
  • Has industrial uses in electronics and optical glass manufacturing

Known concerns

  • Severe nephrotoxicity documented at oral doses, with reported fatalities
  • Dermal absorption shown in animal studies leading to systemic germanium load
  • Repeated topical exposure may pose a kidney health hazard
  • Inorganic germanium is distinct from safer organic Ge-132 compounds
  • No legitimate skincare-supportive role

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.