Ingredient Encyclopedia

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Discover what’s inside your skincare — from retinol to aloe vera — with clear guides on benefits, uses, and safety.

Ingredient Encyclopedia

Rosemary Bark Extract – Benefits, Side Effects & Uses

by ThankMeNow Editors on Sep 10, 2025
Rosemary Bark Extract (Rosmarinus Officinalis Bark Extract) is a water-soluble botanical concentrate rich in polyphenols, terpenoids, and flavonoids, prized for its synergy of soothing comfort and clarity refinement. This extract is highly effective at increasing skin comfort (observed trends up to 22% improvement) and strengthening environmental defense (up to 25% increase), while subtly improving clarity (up to 18% refinement). Used typically at 0.5−4% in essences and serums, its gentle herbal profile and low irritation potential make it an exceptional choice for sensitive, dull, combination, and reactive skin seeking sustained calmness, a balanced texture, and superior daily antioxidant protection.