Polygonum Aviculare Extract is a botanical ingredient obtained from the aerial parts of knotgrass. It's used for antioxidant support and to help products look fresher, but topical research on it is modest and the data remain preliminary.
Knotgrass extract that offers mild antioxidant support for skin.
Category
Antioxidant, Skin Conditioning
Type
Botanical Extract
Ratings
Overall Rating
Fair
Comedogenic Risk
None
Not typically evaluated for comedogenicity — no standardized rating available.
Our take
Is Polygonum Aviculare Extract a Good Ingredient?
The antioxidant benefits are plausible but human topical evidence is preliminary, which is why it rates Fair; as a botanical, it also carries some sensitization risk and batch variability.
What it does
Skin Benefits
Helps defend against environmental stressors to keep skin looking more refreshed; current topical evidence is modest. Provides supportive antioxidant activity without being overly aggressive.
Where you'll find it
Uses in Skincare & Cosmetics
Included in daily serums, anti-pollution moisturizers, eye creams, and sunscreens for daytime routines.
Before you use it
Safety
May cause irritation or allergy in sensitive users; patch testing is advisable. No specific regulatory restrictions known for typical cosmetic use.