What it is
CI 17200 is a water-soluble synthetic azo colorant, known in the United States as D&C Red No. 33. Its sole cosmetic function is to provide color, contributing pink to red tones in formulations such as tinted sunscreens and color cosmetics. It is used at low levels strictly for aesthetic coloring rather than for any skin benefit.
Safety & warnings
CI 17200 is used as a permitted cosmetic colorant within regulatory restrictions on application and concentration. As a synthetic dye it can occasionally contribute to sensitivity in predisposed individuals, but it is included only at low coloring levels.
Origin & sourcing
Synthetic azo dye manufactured industrially.
Questions everyone asks
What is CI 17200 used for?
It is a synthetic colorant (Red 33) added solely to give a formula pink to red color, such as in tinted sunscreens.
Does CI 17200 provide any skin benefit?
No; it functions only as a colorant and is present at low levels for aesthetic purposes.