Cardiovascular health & blood pressure Magnesium helps relax the smooth muscles within blood vessels, which supports against peripheral vascular resistance and encourages healthy cardiovascular function and blood flow. Magnesium promotes a healthy inflammatory response and healthy endothelial function and helps inhibit oxidative stress to support cardiovascular health. Magnesium also helps maintain already-healthy blood pressure levels. Brain & nervous system health Magnesium plays an important role in the nervous system and helps support healthy brain function. Magnesium can also modulate the signaling of serotonin and other neurotransmitters, and adequate magnesium intake may promote a healthy mood. Bone health & density Magnesium, along with calcium and other minerals, is an essential component of a healthy bone matrix. A well-mineralized bone matrix helps maintain strong, healthy bones. Metabolic health & more Magnesium intake also promotes a wide range of healthy metabolic factors, serum lipid profiles and more. Magnesium helps protect against oxidative stress, as well.