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Magnesium

Also known as Magnesium glycinate, Magnesium citrate, Magnesium oxide

What it is: Essential mineral and enzyme cofactor
What it does: Participates in hundreds of enzymatic reactions, including energy production, muscle and nerve function, and glucose metabolism
Status: Widely used supplement
Evidence: High. Extensive human data.
Uses: Sleep; muscle function; blood pressure; metabolic support

Caution. High doses can cause diarrhea; some forms are gentler on the gut than others.

Summary

Magnesium is an essential mineral that serves as a cofactor for hundreds of enzymes involved in energy metabolism, muscle and nerve function, and blood pressure regulation. It is often taken to support sleep quality, reduce leg cramps, and help with constipation depending on the salt form. Different formulations (glycinate, citrate, oxide) vary in absorption and tolerability.

Checked Jul 19, 2026.

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This entry summarises published information in plain language. It is not medical advice, a dosing recommendation or a substitute for a qualified healthcare professional. Many peptides are not approved for human use, and legal status varies by country. Check anything you rely on against primary sources.