Red 27 (CI 45410)

Red 27 (CI 45410) is a synthetic red colorant typically supplied as a water-soluble dye for personal care formulations. It provides bright fuchsia-to-red shades in liquid and gel products such as lip tints, shampoos, and bath items.
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Ingredient Snapshot

Overview
A water-soluble dye giving fuchsia-to-red tones in liquid formulas.
Category
Color
Type
Colorant

Ingredient Ratings

Overall Rating

Fair

Comedogenic Risk

None

Skin Benefits

Creates bright, sheer-to-vivid tones with a lightweight feel, and disperses easily for consistent color in water-based systems.

Uses In Skincare & Cosmetics

Found in lip stains, liquid blushes, foaming cleansers, and toners.

Comedogenic Rating

This ingredient is not typically evaluated for comedogenicity, and no standardized rating is available.

Safety

Generally considered safe as formulated; may stain skin or cause mild irritation in sensitive users. Ensure compliance with regional colorant rules and discontinue use if irritation occurs.

Is Red 27 (CI 45410) a Good Ingredient?

Fair, because it improves product appearance without contributing anything skincare-related, and it can stain skin or irritate sensitive users occasionally. A purely cosmetic colorant with a mild irritation caveat is a textbook Fair.