Althaea officinalis (marshmallow) root extract is a botanical derived from the plant's mucilage-rich roots. It cushions skin feel, supports moisture retention, and improves glide, with evidence largely drawn from traditional and cosmetic use.
Not typically evaluated for comedogenicity — no standardized rating available.
Our take
Is Althaea Officinalis (Marshmallow) Root Extract a Good Ingredient?
Fair: offers soothing, film-forming hydration from mucilage, but clinical evidence in leave-on skincare is limited. As a botanical, it can trigger irritation or allergy in sensitive users.
What it does
Skin Benefits
Helps calm the look of redness and leaves skin feeling cushioned and less tight. Evidence is mostly traditional and cosmetic, so results may vary.
Where you'll find it
Uses in Skincare & Cosmetics
Included in serums, gel-cream moisturizers, and soothing toners to comfort skin after cleansing or exfoliation. Also appears in hydrating masks to boost a dewy, plush finish.
Before you use it
Safety
Generally considered safe in cosmetics, though plant extracts may cause redness or stinging for those with reactive skin. Patch test if you’re sensitive and discontinue if irritation occurs.
Products with Althaea Officinalis (Marshmallow) Root Extract