Royal Greens Ultra-Green Superfood Powder is a blend of more than 50 green foods and other neutracuticles. The very basic source of food comes from the green food. Animal resources are secondary and territory as they come from Plant resources. Food obtained from plant resources is also very easy digest. Issue is that Green food is also polluted with pesticides in so many cases. Here organic food comes to rescue. The organic fruits and vegetables are basically grown by exposing to natural conditions and without using artificial fertilizers etc.