According to Solar Foods, Solein is “100 times more climate friendly” than all other animal- and plant-based proteins. In fact, the company also claims it is 10 times more efficient than soy production in terms of carbon footprint.
How does it work? The company says it mixes water molecules with nutrients like potassium and sodium and then feeds the solution plus carbon to microbes. The microbes consume the nutrients and produce an edible substance that looks like flour and is 50 percent protein.