Value Per Nutrient Food 4.24 mg 100 grams Niacin Pork, fresh, shoulder, (Boston butt), blade (steaks), separable lean and fat, raw 4.24 mg 100 grams Niacin Rolls, hard (includes kaiser) 4.24 mg 100 grams Niacin Beef, short loin, porterhouse steak, separable lean and fat, trimmed to 0" fat, USDA choice, cooked, broiled 4.23 mg 100 grams Niacin Fast foods, cheeseburger; single, large patty; with condiments and bacon 4.23 mg 100 grams Niacin Fast foods, hamburger, large, triple patty, with condiments 4.23 mg 100 grams Niacin Beef, ground, 80% lean meat / 20% fat, raw 4.22 mg 100 grams Niacin Beef, loin, bottom sirloin butt, tri-tip steak, separable lean and fat, trimmed to 0" fat, all grades, cooked, broiled 4.22 mg 100 grams Niacin Beef, rib, small end (ribs 10-12), separable lean and fat, trimmed to 0" fat, select, cooked, broiled