Bayer Elanco megaflex is a premium but popular bone and joint supplement for dogs & puppies. Dogs are prone to a variety of hip and joint problems and this megaflex supplement from Bayer works towards fulfilling bone growth and maintanc in our pets. It effectively strengthens and helps in healing joints, cartilages, and tendons. Willow bark contains salcin which is converted to salicylic acid, Stinging nettle leaves are used as supportive function in rheumatoid complaints. New Zealand green lipid mussel is a rich and efefctive source of glucosamine and chondroitin. Manufactured by Bayer now Elanco.