Phenylethyl Resorcinol

Phenylethyl resorcinol is a synthetic resorcinol derivative used in cosmetics as a stable antioxidant and tone-balancing agent. Brightening formulas include it to improve the look of uneven tone and reduce the look of dark spots.
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Ingredient Snapshot

Overview
A brightening ingredient that helps fade dark spots and uneven tone.
Category
Brightening, Hyperpigmentation, Antioxidant
Type
Antioxidant

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

Targets the look of discoloration and blotchiness for a clearer-looking complexion while helping guard skin from oxidative stress. Visible results may vary depending on formula and routine.

Uses In Skincare & Cosmetics

Often found in brightening serums, dark-spot correctors, and face creams aimed at tone refinement.

Comedogenic Rating

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

Safety

Generally well tolerated at cosmetic use levels, though mild irritation or dryness can occur, especially in multi-brightener routines. Patch test if skin is sensitive.

Is Phenylethyl Resorcinol a Good Ingredient?

Rated Good as a stable tyrosinase-inhibiting brightener with modest clinical support for improving the look of uneven tone. It works effectively at low percentages without the higher irritation seen with some other depigmenting agents, which supports the rating.