MacrosFirst is the most powerful macro tracker with a built-in meal nutrition tracker, food scanner, calorie counter, and food diet tracker to help you achieve your diet, weight loss, and strength goals. [ Set Macro Tracker Goals ] • Use the MacrosFirst food calorie tracker, nutrition tracker, and meal tracker to set custom daily macro goals and log unlimited meals for any diet or weight loss plan with our advanced macro calculator. [ Auto-Calculate Meal Serving Sizes ] • Auto-calculate meal