Our JUG SIZE contains a FULL GALLON (16 Cups) of plain plant protein! Add incredible texture to your meals without the fat, sodium, or cholesterol. Our Unflavored Plain Plant Protein is made from one ingredient--soybeans. The health benefits of soy are now well documented. Adding Unflavored Plant Protein to your diet can give the benefits of soy, with hundreds of creative options. A basic necessity for any healthy kitchen.