Limited Ingredient Superfood Supplement Sea the Difference Formulated for Adult & Senior Dogs Made with Organic Kelp & Organic Flaxseed Non-GMO Assurance Quality Seal - NASC Joint & Bone For over 400 years, fishermen and farmers along the rugged, Nova Scotia coast hand-harvested kelp from the icy Northern sea waters. They credited their pet's good health to this unique plant. The Missing Link Pet Kelp Joint & Bone formula combines organic kelp, glucosamine and organic flaxseed (source of omega fatty acids) to help support your dog's health, hardiness and overall happiness. Helps build strong bones & provides proper joint support. Helps joint stiffness due to normal daily exercise & activity.