Value Per Nutrient Food 6.85 mg 100 grams Niacin Lamb, domestic, loin, separable lean only, trimmed to 1/4" fat, choice, cooked, broiled 6.85 mg 100 grams Niacin Lamb, new zealand, imported, frozen, loin, separable lean and fat, trimmed to 1/8" fat, raw 6.85 mg 100 grams Niacin Lamb, New Zealand, imported, frozen, leg, whole (shank and sirloin), separable lean and fat, raw 6.85 mg 100 grams Niacin Fish, mackerel, Atlantic, cooked, dry heat 6.84 mg 100 grams Niacin Beef, top sirloin, steak, separable lean only, trimmed to 1/8" fat, all grades, raw 6.84 mg 100 grams Niacin Spelt, uncooked 6.84 mg 100 grams Niacin Chicken, broilers or fryers, dark meat, meat and skin, cooked, fried, flour 6.84 mg 100 grams Niacin Beef, flank, steak, separable lean and fat, trimmed to 0" fat, choice, raw