Skip to content

1,2-Dihydroxyanthraquinone

CAS 72-48-0
38

Safety score · 0–100

Caution

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

1,2-dihydroxyanthraquinone is a cosmetic ingredient. Exercise caution due to limited available safety data.

1,2-Dihydroxyanthraquinone (alizarin) is a naturally occurring anthraquinone pigment historically used in cosmetics and textiles. Hazard statements include H302 (acute oral toxicity), H315 (skin irritation), and H319 (eye irritation). While some hydroxyanthraquinones have been used in cosmetic formulations, their sensitisation and irritation potential requires careful concentration control.

Known concerns

  • Acute oral toxicity (H302)
  • Skin irritation (H315)
  • Eye irritation (H319)
  • Anthraquinone sensitisation potential

References

EU

EU CosIng database

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

Check your shelf

Find 1,2-Dihydroxyanthraquinone in your products.

Scan any cosmetic product with LuxSense to see if it contains 1,2-Dihydroxyanthraquinone and get a full ingredient breakdown with safety scores.

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.