Animal Essentials Alfalfa and Yucca Blend is a combination of four time-tested herbs to assist in arthritic joints. Alfalfa/Yucca Blend can be used as an anti-inflammatory and a diuretic. It is a glycerin-based formulation for both Cats and Dogs. All Animal Essentials tinctures are formulated by leading veterinarians and herbalists. These veterinarians are intimately familiar with the needs and sensitivities of cats and dogs. The herbs that are used are selected from only the highest quality, certified organic or wild-crafted sources found in North America. Animal Essentials naturally balanced herbal blends have a sweet flavor that appeals to most dogs and cats.