Ingredient directory

Folic acid is the fully oxidized, synthetic form of folate used in food fortification and most supplements.

Typical: 400–800 mcg

L-5-methyltetrahydrofolate is the main circulating form of folate and the form cells use directly for homocysteine remethylation, so it bypasses the MTHFR enzyme step that is less active in people carrying the common 677C>T variant.

Typical: 400–1,000 mcg

Choline bitartrate is the tartaric acid salt of choline and the most economical way to add this essential nutrient to a formula.

Typical: 250–550 mg

Folinic acid (5-formyltetrahydrofolate) is a reduced, metabolically active folate supplied as its calcium salt.

Typical: 400–800 mcg