Orange 4 (Cl 15510)
Orange 4 (Cl 15510)
ORA
6/10
Concern level
Moderate concern
Synthetic water-soluble azo colorant used to impart orange-red color to cosmetics and externally applied drug products. It is a certified color additive in the U.S. and is used at very low levels for tinting and color correction rather than skincare treatment.
Pore-clogging
Non-comedogenic
Pregnancy
Safe
Regulatory
No data
Concerns
Fragrance
Chemical Properties
Molecular Weight
350.3 g/molTypical Concentration
0.00% - 6.00%CAS Number: 633-96-5
Skin Type Compatibility
dry skin5/10
oily skin5/10
sensitive skin3/10
acne prone5/10
mature skin5/10
normal skin6/10
Interactions
incompatible with: No well-established direct ingredient incompatibilities, Avoid overloading formulas with other strong colorants or irritants in sensitive-skin products
Risks & Warnings
Potential for skin or eye irritation in sensitive users, especially if used in concentrated or poorly formulated products. As with other certified dyes, it should be used only within regulatory limits and with attention to batch certification and purity specifications.
Vegan Cruelty-Free