Value Per Nutrient Food 4.78 mg 100 grams Niacin Bread, oat bran, toasted 4.77 mg 100 grams Niacin Beef, chuck eye steak, boneless, separable lean and fat, trimmed to 0" fat, select, cooked, grilled 4.77 mg 100 grams Niacin Game meat, bison, chuck, shoulder clod, separable lean only, 3-5 lb roast, cooked, braised 4.77 mg 100 grams Niacin Beef, short loin, top loin, separable lean and fat, trimmed to 1/8" fat, prime, cooked, broiled 4.77 mg 100 grams Niacin Veal, variety meats and by-products, thymus, raw 4.77 mg 100 grams Niacin Turkey, young tom, meat only, raw 4.77 mg 100 grams Niacin Wheat, soft white 4.76 mg 100 grams Niacin Potatoes, mashed, dehydrated, granules without milk, dry form