Used as an infusion (approximately 1 teaspoon dried herb in 1/2 cup water), tincture (approximately 1 part herb to 10 parts alcohol), oil (1 part dried herb in 5 parts plant oil), or
mouth rinse (1 part tincture in 10 parts water), or ointment (1 part arnica oil to 4 or 5 parts base).
Only homeopathic preparations of arnica are recommended for internal use.
Specific: Not for internal use. Do not use on open wounds or broken skin. Persons with allergies to other members of the Asteraceae family should exercise caution..