懷孕前至少三個月和懷孕早期每天服用有助於降低神經管缺陷的風險。 有助於支持正常的早期胎兒發育（大腦和脊髓）。

每粒膠囊包含: 葉酸 (Folate / Folic acid)|1 mg 其他成份: 微晶纖維素，硬脂酸鎂，明膠。 不包含奶製品，麩質，花生，人工甜味劑色素或防腐劑。

成人: 每天服用一粒或者在醫藥專業人士的指導下使用。

Lonn, Eva, et al. "Homocysteine lowering with folic acid and B vitamins in vascular disease." The New England journal of medicine 354.15 (2006): 1567-1577. http://europepmc.org/abstract/MED/16531613 Homocysteine Lowering Trialists' Collaboration. "Lowering blood homocysteine with folic acid based supplements: meta-analysis of randomised trials." Bmj316.7135 (1998): 894-898. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC28491/ Wang, Xiaobin, et al. "Efficacy of folic acid supplementation in stroke prevention: a meta-analysis." The Lancet 369.9576 (2007): 1876-1882. http://www.bibliotecadelectura.com/pediatria/pdfs/efficacy%20of%20folic%20acid%20supplementation.pdf