Integrated Pet Solutions offers Joint Essentials. The supplement for mature dogs aims to assist your dog in controlling pain, stiffness and decreased range of motion caused by osteoarthritis. Like all the company's supplements, Joint Essentials is manufactured in a US FDA drug-licensed facility, according to the company. The product provides a daily dosage of 1,000 mg of glucosamine for dogs 25 lbs. or more. It also contains vitamins C and E, fish oil and manganese.