Bis(Cyano Butylacetate) Anthracenediylidene

A synthetic anthracene-derived molecule with cyano butylacetate groups. It's used in cosmetic formulas as a photostability aid and antioxidant-type protector for oils and pigments, though safety and efficacy data for topical use remain limited.
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Ingredient Snapshot

Overview
Helps protect formulas from light damage; not a skin treatment.
Category
Antioxidant
Type
Antioxidant

Ingredient Ratings

Overall Rating

Fair

Comedogenic Risk

None

Skin Benefits

May help limit formula oxidation and color shift under light, supporting product freshness; topical benefits for skin are not well established, and evidence for direct skincare effects is limited.

Uses In Skincare & Cosmetics

Used in oil-based serums, facial oils, and pigmented products like foundations or lipsticks to support shade stability, and can also appear in certain sunscreens to help maintain formula integrity.

Comedogenic Rating

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

Safety

Evidence base is sparse; irritation or sensitization is possible for sensitive users. Patch testing is advisable, especially in leave-on products.

Is Bis(Cyano Butylacetate) Anthracenediylidene a Good Ingredient?

It supports formula and color stability, but human data for direct skin benefits are limited, and its safety and irritation profile in topical use aren't well characterized, which is why it's rated Fair.

Products with Bis(Cyano Butylacetate) Anthracenediylidene

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