Supports Cardiovascular Health. Research suggests that healthy homecysteine levels play a role in cardiovascular health. Enzymes support healthy homocysteine levels in the blood and many are dependent on vitamin B-6. Ultra-Mag Benefits. Ultra-Mag uses a complex blend of highly bioactive forms of magnesium?citrate, taurinate, malate, glycinate and succinate? to provide all of the benefits that magnesium offers. In addition to supplying 100 percent of the body?s daily magnesium needs, our formula includes vitamin B-6 to further support cardiovascular health. About Source Naturals Ultra Mag. Contains no yeast, dairy, egg, gluten, soy or wheat. Contains no sugar, preservatives, or artificial color, flavor or fragrance. Over 40 Years of Trust. Source Naturals was created in 1982 by CEO Ira Goldberg to support everyone?s potential to enjoy optimal health. Manufactured in the USA. Manufactured in Scotts Valley, CA, under the Good Manufacturing Practices (cGMPs) established by the US Food and Drug Administration (FDA)