5-Methyltetrahydrofolicacid是一种具有生物活性的叶酸形式。5-Methyltetrahydrofolicacid是四氢叶酸的甲基化衍生物。5-Methyltetrahydrofolicacid是主要的天然膳食叶酸，是血浆和脑脊液中叶酸的主要形式。
CAS：134-35-0
分子式：C20H25N7O6
分子量：459.46
纯度：98%
存储：Store at -20°C

Background:

5-Methyltetrahydrofolic acid is a biologically active form of folic acid. 5-Methyltetrahydrofolic acid is a methylated derivate of tetrahydrofolate. 5-Methyltetrahydrofolic acid is the predominant natural dietary folate and the principal form of folate in plasma and cerebrospinal fluid[1].

[1]. Wright AJ, et al. Comparison of (6 S)-5-methyltetrahydrofolic acid v. folic acid as the reference folate in longer-term human dietary intervention studies assessing the relative bioavailability of natural food folates: comparative changes in folate status following a 16-week placebo-controlled study in healthy adults. Br J Nutr. 2010 Mar;103(5):724-9.