GCS Max Maintenance with MSM is a nutritional aid for synthesis, protection and repair of the cartilage matrix in joints. MSM acts as a natural anti-inflammatory, keeping your horse more comfortable by reducing joint and muscle pain associated with stiffness. GSC Max also contains Glucosamine and Chondroitin Sulphates in the correct molecular size to ensure rapid absorption and maximum efficacy. Initial dose (first 4 - 6 weeks) for horses less than 550kg is 3 level scoops twice a day. For horses over 550kg it is 4 level scoops twice a day. Maintenance dose for horses less than 550kg is 1 level scoops twice a day. For horses over 550kg it is 2 level scoops twice a day. Each scoop contains approximately 3.3g. On The maintenance dose a container of GCS Max used for a horse less than 550kg will then last approximately 75 days. For a horse over 550kg the container will last approximately 37 days. Sizes: 750g.