Dietary Supplement Hypoallergenic QuatreActiv Folate QuatreActiv Folate contains Quatrefolic's fourth generation advanced folic acid supplement. The patented Quatrefolic is a glucosamine salt composed of 5-methyltetrahydrofolate (5-MTHF). As a dietary supplement, take 1 capsule 1 to 2 times daily or as directed by a physician. Ingredients: Hydroxypropylmethylcellulose, microcrystalline cellulose, L-leucine. Precautions: Close lid tightly and store in a cool, dry place.