Is Chicken Good for Weight Loss? Chicken is low in calories and high in protein, with hardly any carbs or fat (skin is fatty though!) so it’s great for weight loss. Chicken Breast is a good choice for those on a diet as it has the least fat of the popular meats. However fat content in Chicken Breast can be very variable and those calories have to be estimated for weight loss. Eat Chicken Breast in preference to fattier meats. Below you will find the calorie and nutrition data for your query ‘How Many Cals in a 1 Chicken Breast’ plus other popular serving quantities. See Calories, Carbs, Fat. Protein and find sound advice on diets, including keto and low carb. Also check out our recipes and meal plans with 1 Chicken Breast Continue Reading →