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Exploring Magnesium Supplements: Can They Really Enhance Sleep Quality?

KVIA•Friday, March 13, 2026 at 2:30 PM•CNN Newsource

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The trend of using magnesium supplements for better sleep is gaining traction, with wellness influencers promoting various products. Magnesium is crucial for over 300 bodily processes, including the production of melatonin, which regulates sleep. While the recommended daily intake for adults is between 310 and 420 milligrams, the effectiveness of supplements remains debated due to limited academic research. Popular forms include magnesium glycinate, which is gentle on the stomach, and magnesium citrate, which can cause digestive issues. Recent studies suggest potential benefits for sleep, particularly in older adults, but results are mixed and more research is needed to draw definitive conclusions.

Key Details: • Recommended daily intake of magnesium for adults is 310-420 mg. • Common forms of magnesium supplements include glycinate, citrate, and malate. • A 2025 study showed that 250 mg of magnesium biglycinate improved sleep in participants. • Consult with a healthcare provider before starting any new supplement regimen.

health wellness supplements nutrition sleep

People & Organizations

University of MichiganSamantha CassettyDr. Anita ShelgikarJohn TravisDr. Tod CoopermanConsumerLab.com

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