Chlorella Pyrenoidosa Extract

Chlorella pyrenoidosa extract is a microalgae-derived concentrate rich in chlorophyll, amino acids, and micronutrients. It's used in skincare for antioxidant support, a fresher-looking tone, and a soft, conditioned afterfeel.
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Ingredient Snapshot

Overview
An algae extract that fights free radicals for a fresher-looking complexion.
Category
Antioxidant, Skin Conditioning
Type
Botanical Extract

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

Helps counter free-radical stress to keep skin looking fresh and resilient. Can reduce the look of dullness for a more radiant tone.

Uses In Skincare & Cosmetics

Found in serums, essences, and moisturizers targeting brighter-looking skin; also included in masks for a quick boost.

Comedogenic Rating

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

Safety

Generally well tolerated, with a low likelihood of irritation. Individuals sensitive to algae or botanicals could experience redness or itch; patch testing is prudent. No well-known regulatory restrictions.

Is Chlorella Pyrenoidosa Extract a Good Ingredient?

Provides antioxidant support from chlorophylls and carotenoids with lab and early cosmetic use data, and is typically low-irritation and stable in formulations, though strong clinical evidence is limited. That combination of solid performance and generally low risk earns it a Good rating, short of Great.