Value Per Nutrient Food 0.67 g 100 grams Histidine Pork, fresh, variety meats and by-products, spleen, cooked, braised 0.67 g 100 grams Histidine Pork, cured, ham -- water added, rump, bone-in, separable lean only, unheated 0.67 g 100 grams Histidine Fish, cod, Atlantic, cooked, dry heat 0.67 g 100 grams Histidine Nuts, walnuts, black, dried 0.67 g 100 grams Histidine Beef, shoulder top blade steak, boneless, separable lean only, trimmed to 0" fat, all grades, raw 0.67 g 100 grams Histidine Beef, round, tip round, roast, separable lean only, trimmed to 0" fat, all grades, raw 0.67 g 100 grams Histidine Lamb, New Zealand, imported, frozen, loin, separable lean only, raw 0.67 g 100 grams Histidine Pork, cured, ham, regular (approximately 13% fat), canned, unheated