Day Fix Extreme is designed to help the user lose as much weight as. Upper Fix Extreme It alternates opposing muscle groups without rest for a total. Well, the 21 Day Fix program from Autumn Calabrese promises to give. eat as much food as can fit into the container while still losing weight. Try to avoid eating fruit (purple) alone. Add some healthy fat or protein. 7) Dont go to bed hungry. Save one of your red containers to eat as an after dinner snack.