Value Per Nutrient Food 5.02 mg 100 grams Niacin Pork, cured, ham, whole, separable lean only, roasted 5.01 mg 100 grams Niacin Lamb, Australian, imported, fresh, foreshank, separable lean and fat, trimmed to 1/8" fat, cooked, braised 5.01 mg 100 grams Niacin Beef, round, knuckle, tip center, steak, separable lean and fat, trimmed to 0" fat, all grades, raw 5.01 mg 100 grams Niacin Beef, chuck, arm pot roast, separable lean only, trimmed to 1/8" fat, select, cooked, braised 5.01 mg 100 grams Niacin Beef, round, eye of round, roast, separable lean and fat, trimmed to 0" fat, select, cooked, roasted 5.00 mg 100 grams Niacin Beef, chuck for stew, separable lean and fat, all grades, raw 5.00 mg 100 grams Niacin Beef, brisket, flat half, separable lean only, trimmed to 1/8" fat, choice, cooked, braised 5.00 mg 100 grams Niacin Muffins, wheat bran, dry mix