Dietary Supplement Healthy Muscle Function Suitable for Vegetarians/Vegans Kosher - True - Elemental - Content Purity and Potency Guaranteed Potassium is an essential mineral needed by the body. As an important electrolyte, it regulates nerve signals from the brain and spinal column to muscles, this promoting healthy nerve and muscle function. Potassium in citrate form is extremely well tolerated and well absorbed. Isura Non-GMO Mass SPEC Documentation√ Lab Tested√