Botanical Name: Heterotheca inuloides Plant Part: Flowers Infused In: Extra Virgin Olive Oil Standardization: 11.3% dry herb/L of oil (i.e., 113 g herb per 1000 ml of oil) Common Uses: Also known as Mexican Arnica, the herb has been used medicinally on this continent for centuries. Because of the dearth of Arnica montana, a popular herb indigenous to Europe, it is currently used in Europe as a substitution when formulating topical skin-care products that provide an overall soothing experience. Topically, Arnica Herbal Oil can be used in preparations for tinctures, creams, ointments, compresses and poultices.