dietary folate equivalent
Also found in: Acronyms.
di·e·ta·ry fo·late e·quiv·a·lent(DFE) (dī'ĕ-tār'ē fō'lāt ē-kwiv'ă-lĕnt)
The amount of folate available to the body based on differences in absorbability from different sources. 1 mg DFE = 1 mg food folate = 0.6 mg of folic acid from fortified food or supplement.