This is a broad term for cosmetic extracts derived from fungi such as Tremella, Reishi, or Shiitake, chosen for polysaccharides and other actives that influence texture and conditioning in formulas; topical support across species is mixed.
Not typically evaluated for comedogenicity — no standardized rating available.
Our take
Is Mushroom Extract a Good Ingredient?
Some species rich in beta-glucans show soothing and hydrating promise, but the non-specific term means evidence and potency vary widely, which is why it rates Fair. There's also potential irritation or allergy to fungal extracts in sensitive users.
What it does
Skin Benefits
Helps calm the look of redness and reinforces the skin's moisture balance with antioxidant support, though the strength of evidence varies by species and preparation.
Where you'll find it
Uses in Skincare & Cosmetics
Often included in essences, ampoules, and moisturizers aimed at soothing and hydrating care.
Before you use it
Safety
Generally considered low to moderate irritation risk, but reactions can occur with fungal allergens; patch testing is advisable. Suitability depends on the specific species and extract purity. No broad regulatory restrictions are established for unspecified mushroom extracts.