RxMobility chewable tablets are a dailty dietary supplement for active & aging dogs. It helps improve your companion's mobility, alleviate the discomfort resulting from regular exercise and reduce the effects of aging with the holistic benefits fo Cissus Quadrangularis. No loading phase required, no artificial colours, preservatives or sweeteners, no corn, dairy, soya, or wheat. No glucosamine, no chondroitin, no MSM, and No shellfish. Made in the USA