D&C Red No. 36 (Ci 12085)
What is D&C Red No. 36 (Ci 12085)?
D&C Red No. 36 (CI 12085) is a synthetic monoazo colorant created through chemical processes involving diazotization and coupling reactions. It belongs to the class of acid dyes and is primarily used in cosmetics such as lipsticks, rouges, nail polishes, and facial makeup to deliver a vivid red pigmentation. In products, it functions by selectively absorbing light in the blue-green spectrum, reflecting red wavelengths for a consistent, appealing hue that withstands application and wear. Approved by the FDA as a certified color additive for specific external cosmetic uses, it must meet stringent purity standards set by regulators to limit impurities like heavy metals or unreacted intermediates, ensuring reliable performance in formulations.
Roles in Formulation
This ingredient serves the following purposes in cosmetic formulations:
Benefits
Delivers uniform, long-lasting red coloration for enhanced product aesthetics.
Supports batch-to-batch color consistency in manufacturing.
Contributes to stable visual effects without pore-clogging properties.
Who It's For
A quick guide for who this ingredient may suit (and who should be cautious).
| Who May Benefit | Who Should Avoid |
|---|---|
| Individuals seeking bold, vibrant makeup shades. | Those with allergies to azo dyes or synthetic colorants. |
| Users of colored lip and cheek products for everyday wear. | Individuals prone to contact dermatitis from color additives. |
| People with non-sensitive skin desiring synthetic colorants. | People preferring mineral or natural pigments over synthetics. |
Safety Notes
- Certified by FDA for use in cosmetics with purity specifications.
- EWG rates it 2-5 based on data availability and potential immunotoxicity concerns.
Frequently Asked Questions about D&C Red No. 36 (Ci 12085)
What is D&C Red No. 36 used for?
It serves as a colorant in lipsticks, blushes, and nail products to provide bright red shades.
Is D&C Red No. 36 safe for cosmetics?
Yes, it is FDA-certified as a color additive for specific cosmetic applications with purity controls.
Does it contribute to acne?
No, it has a comedogenic rating of 0, meaning it does not clog pores.