Many horse owners feed alfalfa exclusively, while others avoid it entirely.
At Wild Fed we agree horses should not eat an 100% alfalfa diet a 20-30% diet seems totally appropriate and actually desirable for most horses with some exceptions.
Alfalfa is rich nutrients and in the herbal world it is highly esteemed herb used for its high mineral content as well as its support for arthritic joints. When combined properly with grass hays you get a perfect combo of calcium, phosphorus and magnesium.
To learn more about the debate on alfalfa read the article below written by a PhD and professor at the Department of Animal Science and Agricultural Education, California State University