NOW Potassium Gluconate 99 mg tablets provide an essential mineral widely found in fruits and vegetables, designed to support electrolyte balance, maintain normal whole-body and cellular fluid levels, and help regulate acid-base balance.* Potassium is also critical for proper muscle contraction, healthy heart function, and nerve impulse transmission.* This easy-to-swallow tablet is a non-GMO, vegetarian/vegan, kosher, and halal dietary supplement, manufactured under GMP quality assurance by a family-owned company since 1968.*