Value Per Nutrient Food 0.86 g 100 grams Isoleucine Beef, shoulder top blade steak, boneless, separable lean and fat, trimmed to 0" fat, all grades, raw 0.86 g 100 grams Isoleucine Fish, mackerel, Atlantic, raw 0.86 g 100 grams Isoleucine Game meat, antelope, raw 0.86 g 100 grams Isoleucine Beef, rib, shortribs, separable lean only, choice, raw 0.85 g 100 grams Isoleucine Pork, fresh, leg (ham), rump half, separable lean and fat, raw 0.85 g 100 grams Isoleucine Fish, monkfish, cooked, dry heat 0.85 g 100 grams Isoleucine Egg, turkey, whole, fresh, raw 0.85 g 100 grams Isoleucine Beef, short loin, top loin, steak, separable lean and fat, trimmed to 1/8" fat, prime, raw