“CI 19140?”Here!Tartrazine, FD&C Yellow 5
Appears in 2 scanned products.
In personal care
A synthetic yellow dye used to color cosmetics, foods, and medications.
Why it’s used
Gives products a bright yellow hue; used purely for visual appearance.
What the evidence says
Approved for cosmetic use by regulatory bodies including the FDA and EU. It is a recognized trigger for allergic reactions, including hives, in a small subset of sensitive individuals, most notably documented in food and drug contexts. Cosmetic-specific reaction data is more limited.
Context
Relevant mainly for those with a known sensitivity to the dye; exposure through cosmetics is typically far lower and more localized than through ingestion.
Rumors
Triggers allergic reactions, including hives, in sensitive individuals.
Not gradedhealth and safety evidence
Sources cited — no verdict reached.
Studied in: patients with prior suspected tartrazine-induced urticaria/angioedema, tested via oral rechallenge (not topical/cosmetic exposure).
Measured as an outcome.
- Suspected tartrazine-induced acute urticaria/angioedema is only rarely reproducible by oral rechallenge. (Peer-reviewed) · Funding not checked
Where it shows up
and 1 more product