This sulphur enriched formula will ensure that important nutrients are supplied to the horses diet, to optimise hoof growth and improve integrity of the hoof. It contains a concentrated source of the sulphur rich amino acid Methionine and the sulphur rich nutrient MSM. Keratin sulphate the structural component of the hoof horn has a high sulphur content. It contains a very high level of Biotin 37.5mg per daily serving. Also included are Calcium, essential for cohesion in the hoof wall, Zinc which is required for healing of all epidermal tissue and other amino acids which are the building blocks of protein.