Value Per Nutrient Food 7.28 mg 100 grams Niacin Pork, fresh, loin, top loin (roasts), boneless, separable lean only, cooked, roasted 7.27 mg 100 grams Niacin Ostrich, inside leg, cooked 7.27 mg 100 grams Niacin Chicken, capons, meat and skin, raw 7.27 mg 100 grams Niacin Game meat, rabbit, domesticated, composite of cuts, raw 7.27 mg 100 grams Niacin Beef, top sirloin, steak, separable lean and fat, trimmed to 1/8" fat, choice, cooked, broiled 7.26 mg 100 grams Niacin Beef, rib, small end (ribs 10-12), separable lean and fat, trimmed to 0" fat, all grades, cooked, broiled 7.26 mg 100 grams Niacin Beef, rib eye, small end (ribs 10-12), separable lean and fat, trimmed to 0" fat, all grades, cooked, broiled 7.26 mg 100 grams Niacin Beef, flank, steak, separable lean and fat, trimmed to 0" fat, select, cooked, broiled