Folate (US label, DFE) unit converter
Dietary folate equivalents (DFE) as used on US labels: 1 µg DFE = 1 µg food folate = 0.6 µg folic acid.
Also known as: DFE, Dietary folate equivalents
Converter
Enter a value in any unit and all other units fill in.
Dose conversions apply only to the substance and form named here. Do not use them to dose medicines; follow the label, the package leaflet and your prescriber.
Worked example
1 µg folic acid = 1.67 µg DFE
Conversion formulas
| µg folic acid | µg folic acid = µg DFE × 0.6 | µg DFE = µg folic acid × 1.667 |
|---|
Reference range
Doses have no reference range.
Source: 21 CFR 101.9 (FDA nutrition labeling) · Last reviewed: 2026-10-14
Note from the source: 21 CFR 101.9 footnote 7: 1 DFE = 1 mcg naturally occurring folate = 0.6 mcg folic acid.