Magnesium citrate, when used as a laxative, is often used for weight loss. However, using magnesium citrate as a weight loss option comes with risks and side effects, indicating that healthier weight loss options should be explored.
Magnesium citrate is a mineral needed for multiple biochemical functions in the body. The mineral occurs naturally in food, but can also be found in liquid or pill form for additional supplementation.
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Magnesium citrate is sold over the counter as a laxative to stop constipation by pulling water into the intestines to soften stools and facilitate quicker bowel movements.
This laxative effect often causes weight loss due to more frequent bowel movements, which has misled people into thinking it also stops calorie absorption: Magnesium citrate goes to work in the colon long after nutrients and calories have been absorbed by the body.
Using magnesium citrate for weight loss can cause uncomfortable or serious side effects and is not recommended as a weight loss plan.
Drugs.com warns that magnesium citrate supplementation for weight loss can greatly affect the nervous system by decreasing muscle and tendon strength and can cause mental confusion, depression, respiratory paralysis, and even coma. It also can dangerously decrease blood pressure and cardiovascular electrical activity and slow down the heart rate.
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Additionally, magnesium citrate can lower calcium levels in the blood, which can be life-threatening.
Gastrointestinal effects can include nausea, stomach cramping, diarrhea, and intestinal blockages. Side effect symptoms can range from mild to life-threatening.
Magnesium citrate, says LiveStrong, has the potential to cause extreme water and electrolyte loss if misused. Electrolyte loss can lead to seizures or a heart attack.
Permanent damage to the colon can also occur with laxative misuse. Medical professionals caution that magnesium citrate should only be used as a laxative supplement for occasional constipation.
The Academy of Nutrition and Dietetics recommends seeking out food sources for minerals and nutrients such as magnesium citrate. A healthy lifestyle that includes physical activity and eating nutritional whole foods can assist with weight loss, energy levels, and lifetime weight maintenance.
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