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SALICYLALDEHYDE

CAS 90-02-8
55

Safety score · 0–100

Moderate

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

About

An aromatic aldehyde with natural origins (found in spiraea and cyanobacteria) that functions as a fragrance and flavoring agent, but is restricted under EU Annex III/340 due to sensitization concerns.

Salicylaldehyde is the organic compound also known as 2-hydroxybenzaldehyde, conforming to the formula C7H6O2. Under EU Cosmetics Regulation Annex III/340, its use is restricted in cosmetic products. It serves primarily as a fragrance ingredient and is also found in some natural flavor compositions. The compound exhibits mild irritant properties and is classified as a skin sensitizer in the fragrance allergen category.

Skin benefits

  • Used as fragrance ingredient in cosmetic formulations
  • Natural compound with antimicrobial properties

Known concerns

  • EU Annex III/340 restriction applies
  • Skin sensitizer potential (fragrance allergen category)
  • Mild irritant properties

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 — always read the physical product label and consult a healthcare professional for personal concerns.