Shop all Magnesium Products
Muscle Support
  • Enables muscle fibers to relax, and reduces uncomfortable cramping and spasming in calf muscles or internal smooth muscles, such as the uterus (to help with menstrual cramps).*
  • Enables heart muscle to contract and relax, contributing to normal heart rate and rhythm*
  • Aids in respiration by relaxing the smooth muscles of the respiratory tract*
  • Promotes good circulation to the brain, genitals, and hands and feet by relaxing the smooth muscles in the arteries*
Brain and Nerve Support
  • Because magnesium is important for the functioning of GABA – a brain neurotransmitter that modulates stress responses – and serotonin, it promotes relaxation and good sleep*
  • Plays a crucial role in brain function*
  • Promotes a healthy mood*
  • Helps maintain a healthy stress response*
  • Essential for healthy nerve function throughout the body*
Blood Sugar Metabolism
  • Promotes optimal insulin sensitivity*
  • Helps maintain healthy blood sugar levels*
Healthy Bones
  • Promotes healthy bone formation via vitamin D metabolism*
  • Supports kidney health by keeping calcium in the bones and out of the kidneys*
  • Supports healthy arteries by keeping calcium in the bones and out of the arteries*
Sleep Support
  • Magnesium helps relax both smooth and skeletal muscle, which can improve sleep quality.*
  • Has been shown to reduce restless legs, which can improve sleep quality*
Thorne's at-home Sleep Test tracks hormone fluctuations that regulate
the sleep-wake cycle.