Malic Acid supplement by Ray Sahelian, M.D. Magnesium malate supplement

Malic acid is a colorless, crystalline compound that occurs naturally in a wide variety of unripe fruit, including apples, cherries, and tomatoes, and is used as a flavoring and in the aging of wine. Malic acid, an organic acid, is sometimes referred to as a fruit acid. This is because malic acid is found in apples and other fruits. It is also found in plants and animals, including humans.

Biochemistry of Malic Acid
Malic acid, in the form of its anion malate, is a key intermediate in the major biochemical energy-producing cycle in cells known as the citric acid or Krebs cycle located in mitochondria. The naturally occurring and biologically active stereoisomer of malic acid is the L-form.

Source Naturals Magnesium Malate, 1250 mg, 180 Tablets

Source Naturals Magnesium Malate is a compound of magnesium and malic acid. Malic acid is a natural fruit acid, that is present in most cells in the body and is an important component of numerous enzymes key to ATP synthesis and energy production. Magnesium is an essential mineral in over 300 enzymatic reactions in metabolism. These reactions include those involved in the Krebs cycle (one of the body's main energy production processes), energy storage, the breakdown of fatty acids, protein synthesis, DNA metabolism, neurotransmitter activity and hormone regulation.*

Suggested Use: 1 to 3 tablets Magnesium Malate daily with meals, or as recommended by your health care professional.
 

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Magnesium Malate Supplement Facts:
Serving Size 3 Tablets
Servings Per Container 60
Amount Per Serving %DV*
Sodium 5 mg <2%
Magnesium (as magnesium malate) 425 mg 110%
Malic acid (as magnesium malate and malic acid)

Malic Acid and Fibromyalgia
Some claim that malic acid, in combination with magnesium, is helpful for those with fibromyalgia.

Malic Acid Source
The source of malic acid sold as a supplement is mainly derived from apples and is the L-form. Malic acid is formed during production and degradation of many fruits, including grapes.