Definition: Arnica is a type of plant that contains compounds called arnic acids. These are natural substances found in plants, such as those found in certain herbs and flowers like astragalus, black cohosh, and stinging nettle. Arnica is often used as an herbal supplement to treat various ailments, including arthritis, rheumatism, and other forms of inflammatory conditions. It's also known for its ability to enhance the immune system, aid digestion, and improve circulation.
arnica