CI 16255 is a synthetic red dye, also known as Ponceau 4R, used in cosmetics to give products a red color. It is a common colorant in various personal care items.

Is CI 16255 safe for sensitive skin?

While generally considered safe, some individuals with sensitive skin may experience irritation or allergic reactions to CI 16255. Patch testing is recommended if you have known sensitivities to dyes.

Home › Ingredients › CI 16255

CI 16255

CI 16255 is a synthetic red azo dye used to impart a red color to cosmetic products. It is water-soluble and provides a vibrant hue. This ingredient is purely for aesthetic purposes and does not offer any functional benefits to the skin or hair.

ColorantVegan

BenefitNone 0 / 4

RiskModerate 1.5 / 4

Sensitization i1.5 / 4

Risk of allergic contact dermatitis or immune-based reactions. Fragrance allergens, preservatives, botanicals, and some dyes may score here.

Irritation i1.5 / 4

Risk of short-term irritation — stinging, burning, dryness, redness, or discomfort. Common for strong actives, acids, retinoids, fragrances, and harsh surfactants.

Rated by SpottyLabs' ingredient methodology, independent of brands.

Things to watch

May cause allergic reactions in sensitive individuals
Potential for skin irritation

See how this matches your skin

Find out exactly what you put onto your skin. Scan any product before you buy. Free and independent — no brand is paying us. Available on Android and iOS.

QR code linking to the SpottyLabs app on Google Play

QR code linking to the SpottyLabs app on the App Store

Frequently asked questions

What is CI 16255?: CI 16255 is a synthetic red dye, also known as Ponceau 4R, used in cosmetics to give products a red color. It is a common colorant in various personal care items.
Is CI 16255 safe for sensitive skin?: While generally considered safe, some individuals with sensitive skin may experience irritation or allergic reactions to CI 16255. Patch testing is recommended if you have known sensitivities to dyes.