Magnesium deficiency

Updated: 2023-09-06

Description

A low level of the mineral magnesium in the body.

Overview

Magnesium deficiency from too little in the diet is not common in otherwise healthy people. But magnesium can be lost due to certain health conditions, such as diabetes, too much alcohol use and certain medicines.

Symptoms

Early symptoms include not wanting to eat, tiredness, nausea and vomiting. Later symptoms can include numbness, muscle cramps, seizures and irregular heart rhythms.

Treatments

Treatment includes magnesium supplements. Supplements often are given through a vein. Any underlying cause also will be treated.