Nature’s Way Uva Ursi Standardized
Urinary Tonic Standardized To: 20% Arbutin Uva Ursi (arctostaphylos uva-ursi) was first used by welsh physicians in the 13th century.
Uva Ursi Extract is standardized to 20% arbutin.
Based on the antiseptic action of the leaves, Uva Ursi was listed in the U.S.
Pharmacopeia and National Formulary from 1820-1950.