Celebrate Magnesium 100 mg is made of Magnesium bisglycinate chelate because it is the most absorbable form available. Magnesium benefits the body by aiding in glucose metabolism, working within the body to lower inflammatory markers, and helping to reduce muscle cramps. Additionally magnesium plays a role in bone formation and affects parathyroid hormone and vitamin D levels. Magnesium may also improve gut health. Low magnesium can contribute to migraine and headache formation. Available in a vegan capsule. Gluten free.