21 Day Fix is a new weight loss product that is really just expensive measuring cups and exercise DVDs.No need to spend tons of money on something you can buy a lot cheaper and do yourself.
Green - Veggies = 1 cup
Purple - Fruit = 1 cup
Red - Protein = 3/4 cup
Blue - Nuts = 1/3 cup
Orange - Oils, seeds = 2tbsp
Yellow - supposed to be carbs/starches I changed to non-dairy substitutes = 1/2 cup
How much you will eat will vary depending on your weight and how much you exercise. I follow the vegan food pyramid guidelines
I use Sparkspeople to track my calories and how much I exercise.