Micrococcus Lysate

Micrococcus lysate is a biotechnology-derived ingredient made from lysed Micrococcus bacteria, used in products positioned for environmental defense, with emerging research and variable evidence supporting its protective cosmetic role.
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Ingredient Snapshot

Overview
A bacteria-derived ingredient studied for helping defend skin from stress.
Category
Antioxidant
Type
Antioxidant

Ingredient Ratings

Overall Rating

Fair

Comedogenic Risk

None

Skin Benefits

Supports defenses against environmental stressors for a healthier-looking complexion, though current data is early-stage, so benefits may vary by formula.

Uses In Skincare & Cosmetics

Used in serums, daily moisturizers, and eye creams; sometimes incorporated into sunscreens to complement protective routines.

Comedogenic Rating

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

Safety

Typically low irritation, but patch test if you are reactive to new actives. No specific regulatory restrictions are widely noted for cosmetic use; discontinue if irritation develops.

Is Micrococcus Lysate a Good Ingredient?

The evidence for environmental defense benefits is promising but early-stage, and results depend heavily on formulation, which is why it rates Fair. It's generally well tolerated, though rare sensitivity can occur.