BOOST 100 chicken/rabbit  The fact is that because cats are obligate carnivores, and their gastrointestinal tracts and metabolism are designed for eating meat only. They do not digest plant material well.  They also require essential nutrients that only meat can provide to them. Taurine is a sulfur comprising amino acid that dogs and humans can produce from other dietary amino acids-but cats cannot.  taurine occurs naturally in all meat as long as the meat is not overcooked (extremely high temperatures and pressures such as in the manufacturing of kibbles.) Over cooking meat destroys not only taurine levels, but other health benefits of raw food.