商品描述
4th Generation 5-MTHFDietary SupplementHypoallergenicQuatreActiv® Folate contains Quatrefolic®, the glucosamine salt of 5-methyltetrahydrofolate (5-MTHF). This new patented form of 5-MTHF has demonstrated greater bioavailability than the 5-MTHF calcium salt form. It also shows enhanced solubility and stability.