Daily supplements of folic acid could improve the memory and brainpower of elderly people ... increase in folic acid can mask a vitamin B12 deficiency in older people. This causes anaemia and ...

Folic acid is already recommended for women trying to conceive-to help prevent babies being born with spina bifida. But the elderly need to increase the amount they take because it helps reduce ...

You can also receive supplemental folic acid intravenously (through an IV) if your symptoms are severe. The best way to prevent folate deficiency is to consume enough folate in your diet.

There was a concern that for some people, particularly the elderly, boosting folic acid might have unintended negative consequences, such as covering up the symptoms of vitamin B12 deficiency.