Source Naturals Magnesium Malate is a mix of malic acid and magnesium. Malic acid is a natural fruit acid that is present in most cells in the body and is a vital element of many enzymes key to ATP synthesis and energy production. Magnesium is an important mineral in more than 300 enzymatic reactions in metabolism. These reactions comprise those involved in the Krebs cycle (one of the body's energy production systems), energy storage, and the breakdown of fatty acids, DNA metabolism, protein synthesis, neurotransmitter activity, and hormone regulation.
This has helped to get rid of migraines and body aches. Also helps with sleep.