Arnica Montana 1 M

Boiron Arnica Montana - 1 M - Contains Arnica Montana 1M HPUS as its main ingredient. HPUS means that these ingredients are officially included in the Homeopathic Pharmacopoeia of the United States. The potency of 1M means that Boiron first took the fully concentrated and undiluted version of Arnica montana and diluted it 1000 times (1000 is represented by the Roman Numeral M). The resulting solution is this Boiron Arnica Montana of 1 M potency.