Value Per Nutrient Food 4.41 mg 100 grams Niacin Beef, shoulder pot roast, boneless, separable lean only, trimmed to 0" fat, select, cooked, braised 4.40 mg 100 grams Niacin Bread, wheat bran 4.40 mg 100 grams Niacin Fish, herring, Atlantic, kippered 4.40 mg 100 grams Niacin Turkey roast, boneless, frozen, seasoned, light and dark meat, raw 4.40 mg 100 grams Niacin WORTHINGTON Prosage Links, frozen, unprepared 4.39 mg 100 grams Niacin Beef, chuck, under blade pot roast or steak, boneless, separable lean only, trimmed to 0" fat, select, raw 4.39 mg 100 grams Niacin Bread, Multi-Grain, toasted (includes whole-grain) 4.39 mg 100 grams Niacin OSCAR MAYER, Summer Sausage Thuringer Cervalat