Value Per Nutrient Food 4.20 mg 100 grams Niacin Fish, croaker, Atlantic, raw 4.20 mg 100 grams Niacin Seeds, sunflower seed kernels, toasted, without salt 4.20 mg 100 grams Niacin Seeds, sunflower seed kernels, toasted, with salt added 4.20 mg 100 grams Niacin Soup, ramen noodle, beef flavor, dry 4.19 mg 100 grams Niacin Beef, shoulder top blade steak, boneless, separable lean and fat, trimmed to 0" fat, choice, cooked, grilled 4.19 mg 100 grams Niacin Beef, plate, outside skirt steak, separable lean and fat, trimmed to 0" fat, all grades, cooked, broiled 4.19 mg 100 grams Niacin Rice, white, long-grain, regular, raw, enriched 4.19 mg 100 grams Niacin Yellow pond lily, Wocas, dried seeds (Pacific Northwest Indians)