Value Per Nutrient Food 4.95 mg 100 grams Niacin Beef, round, eye of round, roast, separable lean and fat, trimmed to 1/8" fat, all grades, cooked, roasted 4.95 mg 100 grams Niacin Beef, round, tip round, roast, separable lean only, trimmed to 0" fat, all grades, cooked, roasted 4.95 mg 100 grams Niacin Pork, fresh, loin, center rib (chops), boneless, separable lean and fat, cooked, broiled 4.94 mg 100 grams Niacin Spices, thyme, dried 4.94 mg 100 grams Niacin Turkey, all classes, meat and skin and giblets and neck, cooked, roasted 4.94 mg 100 grams Niacin Turkey, young hen, light meat, meat and skin, raw 4.94 mg 100 grams Niacin Pork, fresh, leg (ham), whole, separable lean only, cooked, roasted 4.94 mg 100 grams Niacin Rolls, hamburger or hotdog, reduced-calorie