Foods high in Niacin (B3)
Whole foods (vegetables, fruits, legumes, nuts and seeds, grains, dairy and eggs, meat, poultry, fish and oils) ranked by how much niacin (b3) they give per 100 calories, so foods that give a lot without many calories come first. The Daily Value is 16 mg.
Source: USDA FoodData Central (SR Legacy and Foundation Foods). Daily Values: FDA, 21 CFR 101.9.