Typical dose

400-800 mcg daily

Oral Oral safety: very low

About this supplement

Vitamin B9, also known as folic acid or folate, is a water-soluble B vitamin that plays a crucial role in DNA synthesis, repair, and methylation. It is essential for cell division and is particularly important during periods of rapid growth, such as during pregnancy and fetal development. Folate is naturally found in various foods, including leafy green vegetables, legumes, and fortified grains.

How much to take

Typical amount
400-800 mcg daily
Suggested range
400-1000 mcg

Potential benefits

Benefits linked to this supplement form:

Things to watch for

Possible side effects linked to this form:

Health goals

Needs and goals this form may help with:

Other forms of Vitamin B9

Compare absorption and active amounts with sibling forms:

Technical details â–¼

Chemical ID (CAS)

59-30-3

Formula

C19H19N7O6S

Physical properties

Folic acid is a yellow to orange crystalline powder that is soluble in water and has a slightly bitter taste.

How it’s made

Folic acid is typically synthesized through chemical processes involving the reaction of pteridine and para-aminobenzoic acid with glutamic acid.