When your pet is sick or just getting older it is great to have a natural immune booster that really works to support his recovery. This formula combines natural vitamins, herbs, mushrooms and antioxidants to give a natural boost to your pet. It has rave reviews from many pet owners for helping older pets have a new lease of life and for helping pets recover from serious illnesses, kidney problems and even cancers. It contains various mushrooms used in Chinese traditional medicine, green tea leaf, cats claw, astralagus as well as selenium, vitamins and enzymes. They come in capsule form with a flavor that dogs and cats will take easily.

Currently costs $26.99 at Only Natural Pet Store.