Niacin (B3) in Fennel, bulb, raw
0.6 mg
Preformed niacin only; tryptophan data was unavailable for this food. Why?
4% of the RDA for adult men (16 mg)
Preformed niacin only; tryptophan data was unavailable for this food. Why?
4% of the RDA for adult men (16 mg)