Science
Mechanism of Action
As a colorant, Pigment Violet 19 (CI 73900) operates by absorbing and reflecting specific wavelengths of physical light, thereby depositing a reddish-purple coloration on the intended surface, such as skin or nails, within a cosmetic product.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
This pigment demonstrates robust stability against heat, tolerating temperatures up to 280-300°C. It also exhibits excellent resistance to light and a broad range of chemicals, including solvents, acids, and alkalis. It is characterized by insolubility in both water and ethanol.
Conflicts
- Strong oxidizing agents
- Strong reducing agents
- Hydrochloric acid
Safety
Safety Profile
Pigment Violet 19 (CI 73900) is approved for cosmetic use in major regions, including the European Union and the United States, under strict regulatory oversight for impurities such as heavy metals. It is classified as a restricted cosmetic ingredient under EC Cosmetics Regulation 1223/2009 (Annex IV, entry IV/102). Its use is specifically limited to rinse-off cosmetic products with brief skin contact, and it is explicitly prohibited in hair coloring applications.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Pigment Violet 19 serves as an effective reddish-purple colorant primarily for rinse-off cosmetic applications, requiring careful formulation due to its regulatory restrictions and moderate irritancy profile.
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References
Sources