Value Per Nutrient Food 0.97 g 100 grams Isoleucine Beef, round, outside round, bottom round, steak, separable lean and fat, trimmed to 0" fat, choice, raw 0.97 g 100 grams Isoleucine Pork, fresh, leg (ham), shank half, separable lean only, raw 0.97 g 100 grams Isoleucine Nuts, walnuts, black, dried 0.96 g 100 grams Isoleucine Lamb, domestic, shoulder, arm, separable lean only, trimmed to 1/4" fat, choice, raw 0.96 g 100 grams Isoleucine Beef, flank, steak, separable lean and fat, trimmed to 0" fat, choice, raw 0.96 g 100 grams Isoleucine Beans, great northern, mature seeds, raw 0.96 g 100 grams Isoleucine Beef, flank, steak, separable lean and fat, trimmed to 0" fat, all grades, raw 0.96 g 100 grams Isoleucine Beef, flank, steak, separable lean and fat, trimmed to 0" fat, select, raw