Limi Farms has been in the business of farming alfalfa for over one hundred years. While you probably are familiar with alfalfa for being a main source of food for livestock, you probably didn’t know that it also has some significant health benefits for humans. Medicago sativa (aka alfalfa) has been used as a powdered herbal supplement for hundreds of years. Alfalfa powder is rich in protein, minerals and vitamins. Powdered alfalfa provides all of the essential nutrients the body needs to thrive.