Vitamin B12 is typically well-tolerated, but in very rare cases, there are serious side effects to be aware of. Learn more about them here.

Alyssa Northrop is a registered dietitian, nutrition writer, speaker and licensed massage therapist based in Minneapolis, Minnesota. She received a Master of Public Health in human nutrition from the ...

Potassium chloride is a supplement that can treat low potassium levels or hypokalemia. Possible benefits of potassium chloride include reducing high blood pressure, reducing the risk of heart disease, ...

Hyperkalemia is when you have too much potassium in your blood. Your body needs some potassium to help your muscles contract, keep your fluid levels balanced, and control your blood pressure. But too ...