Iron Oxide Red (CI 77491)

Iron oxide red (CI 77491) is a synthetic mineral pigment made from iron oxides that imparts a rich red hue. Makeup, paints, and plastics use it for durable, opaque coloration with strong coverage and dependable batch uniformity.
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Ingredient Snapshot

Overview
A red mineral pigment that adds warm, long-lasting color to makeup.
Category
Color
Type
Pigment

Ingredient Ratings

Overall Rating

Great

Comedogenic Risk

None

Skin Benefits

Provides warm, vivid red tones that build smoothly for natural or bold looks. Offers dependable color payoff that maintains its intensity over time.

Uses In Skincare & Cosmetics

Used in lipsticks, tinted balms, blushes, and cream cheek colors. Also appears in mineral foundations and eyeshadows to add warmth or adjust undertones.

Comedogenic Rating

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

Safety

Considered low risk for skin irritation; patch test if very sensitive. Avoid breathing airborne powder during application. Approved for cosmetic use, including lip and eye areas, in major markets like the US and EU.

Is Iron Oxide Red (CI 77491) a Good Ingredient?

Rated Great as a proven, photostable mineral pigment with strong coverage and low reactivity, giving consistent wear and a low likelihood of irritation. It's broadly approved for cosmetic use, rounding out a strong profile.