Folic acid is indispensable for human beings. Firstly, the need for future mothers. Second, adults folic acid deficiency causes irritability, depression, and in the worst cases ... but we will not talk about them. Information about the dosage varies: WHO recommends 200 mg per day, in Russia the norm is 400 mg in the US - US 800. The drug, so 800 mg dose here - be careful! It is believed that the excess of the daily dose of a man is not bad, but my doctor recommended the first month of drink every day, and then for a week each month to maintain normal liver function. Plus, we must bear in mind that such coenzyme Q10 normally absorbed by the body only "complete" with fish oil and folic acid, so you can take in addition to the good digestibility of these drugs. Given the miniscule price and number of tablets 500, this jar is enough for very long.