Herbs of Gold Magnesium Citrate 900 provides an organic form of magnesium to maintain healthy muscle contraction function and nervous system health. Magnesium citrate is a well-absorbed form of magnesium and helps to prevent dietary magnesium deficiency. It relieves symptoms of premenstrual tension, reduces menstrual cramps and pain, supports a healthy stress response in the body, nervous system function, and reduces mild migraine symptoms. It also helps reduce the occurrence of muscle cramps. This product is a highly bioavailable, organic form of magnesium, making it suitable for vegans. It is free from common allergens such as egg, milk, peanut, soy, tree nuts, gluten, animal products, lactose, artificial flavours, and colours. Adults and children over 12 years should take 1 capsule, twice daily, with food. To reduce the occurrence of mild migraines, take 2 capsules, twice daily, with food, or as directed by your health professional.