Calmash Capsules Natural Kidney & Gallbladder Care Formula Calmash is a powerful herbal formulation designed to support kidney and gallbladder health naturally. Enriched with time-tested ayurvedic ingredients like Gokhru, Punarnava, Varun, and Kulthi, Calmash promotes healthy urine flow, helps dissolve and flush out small kidney and gallbladder stones, and soothes urinary tract irritation. It is available in both syrup and capsule forms to suit all age groups and preferences.