NBA Most Valuable Player candidate Stephen Curry (center) shined during the 2008 NCAA Men's Basketball Tournament. Here he celebrates a second-round win over Georgetown with his Davidson College teammates after a 25-point second-half performance.
(7) The Institute recommends against getting more than 1,000 micrograms per day of folic acid from supplements or fortified food; folate intake from food is not a concern. One main reason for the upper limit on folic acid is that getting too much folic acid can mask the signs of a vitamin B12 deficiency.
The degree of folate absorption depends on its source. Approximately 50% of folate naturally occurring in food is bioavailable, whereas nearly 100% of folic acid supplements are absorbed when consumed fasting, and approximately 85% of folic acid supplementation is absorbed when consumed with food.pproximately 50% of folate naturally occurring in food is bioavailable, whereas nearly 100% of folic acid supplements are absorbed when consumed fasting, and approximately 85% of folic acid supplementation is absorbed when consumed with food.