Many Health Professionals say that even a common vitamin like Folic Acid which is in
many vitamin pills is LIKELY SAFE for most people. Most adults
do not experience any side effects when consuming the recommended amount each day, which is 400 mcg.
High doses of folic acid might cause abdominal cramps, diarrhea, rash, sleep disorders, irritability, confusion, nausea, stomach upset, behavior changes, skin reactions, seizures, gas, excitability, and other side effects.