mamawell.com — Arnica usually refers to Arnica montana, a mountain plant used for relief of bruises, stiffness, and muscle soreness in herbal medicine. Arnica is widely used as a salve for bruises and sprains [1], and sometimes as a tincture [2], for the same anti-inflammatory, pain-relieving purposes. In homeopathy it has a wider use.[1] It is available in natur