Magnesium Citrate Capsules 1000 mg: For better absorption and use. Digestive Support: Magnesium citrate is often used to support occasional constipation. Highly Absorbable Magnesium Capsules: Magnesium Citrate is a form of magnesium that is highly absorbed by the body; it naturally supports nerve and bone health; taking it as a capsule rather than a liquid will help with the taste. STOMACH HEALTH: Our premium magnesium citrate and magnesium oxide blend is the perfect blend to help with heartburn, acidity, or indigestion.