Arnica is used in the formulation of many skin care, health and cosmetic products and is often used topically to treat treat acne and other skin conditions. Arnica Extract is made from the whole flower of Arnica Montana, a perennial flowering plant native to the mountainous regions of Siberia. Common names for Arnica montana include mountain snuff, wolf's bane, and leopard's bane. Studies show Arnica extract may reduce inflammation, improve circulation and speed up the healing process.