The protein content of roasted chicken breast is not the same as that of cooked Chicken, but it is close enough. If feasible, choose healthy cooking methods such as baking, grilling, stir-frying, or steaming. Are chickens bigger now than they used to be? However, it is critical to read the label like with any meal. About 25.9 grams of protein are found in a 4-ounce chicken or turkey meal . PhiSig2298. How much does a 4 oz chicken breast weigh after cooking? Comment * document.getElementById("comment").setAttribute( "id", "a537cd401ce4c1a4e42b2398e31bb9af" );document.getElementById("d2f91c4106").setAttribute( "id", "comment" ); //