Colorant (prohibited)
Colouring agent CI 45170, Colouring agent CI 45170:1 (Basic Violet 10)
Safety score · 0–100
Caution
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Rhodamine B, a synthetic pink-violet dye historically used as a cosmetic colorant but now prohibited in EU cosmetics due to suspected carcinogenicity and mutagenicity in regulatory assessments.
Skin benefits
- Produces intense pink to violet shades in cosmetic colorants
- Historically used as a vivid dye in some decorative cosmetics
- Provides strong tinctorial strength at low concentrations
Known concerns
- Rhodamine B (CI 45170) is listed as suspected carcinogen and mutagen in regulatory databases
- Prohibited as a cosmetic colorant under EU Cosmetics Regulation Annex II
- Animal studies have shown carcinogenic potential
- Not permitted for use in cosmetic products in the EU
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Same plant / compound family
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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.