Value Per Nutrient Food 4.58 mg 100 grams Niacin Beef, shoulder pot roast or steak, boneless, separable lean and fat, trimmed to 0" fat, all grades, raw 4.57 mg 100 grams Niacin Pork, fresh, leg (ham), whole, separable lean and fat, cooked, roasted 4.57 mg 100 grams Niacin Toaster pastries, brown-sugar-cinnamon 4.57 mg 100 grams Niacin Pork, fresh, leg (ham), whole, separable lean and fat, raw 4.57 mg 100 grams Niacin Cornmeal, self-rising, degermed, enriched, white 4.57 mg 100 grams Niacin Cornmeal, self-rising, degermed, enriched, yellow 4.56 mg 100 grams Niacin Pork, cured, ham and water product, shank, bone-in, separable lean only, heated, roasted 4.56 mg 100 grams Niacin Bagels, plain, enriched, without calcium propionate (includes onion, poppy, sesame)