Garden of Life - Grass Fed Whey SportSPORT Certified Grass Fed Whey For Garden of Life to launch an animal protein, the entire system had to be different from other so called grass fed protein. We needed a holistic approach to our protein that started at the farm and traced every metric straight through to the tub. Although many whey protein products may call themselves grass fed, our research showed this wasnt truly the case. Almost all dairy farms still used animal feed full of soy,