NOW Foods Magtein® magnesium (60, 90 or 180 capsules) contains magnesium in the form of L-threonate. The recommended dosage is three capsules per day, providing 144 mg of elemental magnesium. The capsules are small, easy to swallow and suitable for adults. The product is suitable for vegetarians and comes in packs of 60, 90 or 180 pieces.