Ingredient glossary / Colorant
Blue 1
On the label: CI 42090 · Colorant
What it is
A synthetic blue dye used in bath bombs, body wash and some eye makeup.
Colorants: Colorants tint the product or the skin; in the US each is listed by its FDA name (CI number or D&C name).
Wikidata: Chemical compound. Q420093 →
In the research
32 PubMed papers mention it with skin, cosmetics or hair; the three most recent:
- Immune and epithelial responses to textile dyes: the role of chemical structure in toxicity · Frontiers in allergy, 2025
- Impaired cell viability and mitochondrial respiration by disperse textile dyes · Frontiers in allergy, 2025
- Investigation of Glycosaminoglycans in Urine and Their Alteration in Patients with Juvenile Idiopathic Arthritis · Biomolecules, 2023
A paper is a paper, not a verdict: titles are listed so you can read them, and a study on cells or mice says little about a cream on a face.
Products whose label lists it
3 on the siteMatched from the ingredient list the supplier printed; the position in the list (first or thirtieth) is on each product page.
Made in the USA
Made in the USA
Made in the USAOther colorants
Dew & Balm describes ingredients from the public record and makes no claim about what a product will do for you. Statements about dietary supplements have not been evaluated by the FDA. If a product causes a reaction, stop using it; a reaction that spreads or affects breathing is a call to a doctor or 911.