Cortaflex HA regular strength liquid is ideal to maintain healthy joints, whether it’s the children’s pony ridden daily, teenagers competing at riding club or mum’s daily hack, Cortaflex can be used on any type of horse. Regular Cortaflex will encourage sound joints and bone structure for both young and old horses. Cortaflex is now fortified with Hyaluronic acid(HA) for even greater benefits to the joints, particularly those that have experienced excessive wear and tear to joints. HA is a major component of synovial fluid, which is essential for providing the joints with lubrication and the cartilage with nutrients. 1L is one month supply.