According to the product label, Dabur Hadjod for Bone and Joint Wellness Tablets is an Ayurvedic medicine indicated for bone and joint wellness, with label claims that it supports bone and joint health, provides relief from joint pain and inflammation, and aids the healing of fractures and wounds. However, the product label does not claim to rebuild knee cartilage or repair muscles. If you have knee pain, suspected cartilage damage, or a muscle injury, it is important to consult an orthopaedic specialist for a proper evaluation. The doctor can determine the underlying cause and recommend the most appropriate treatment. Do not rely on this product for cartilage or muscle repair without medical advice.