Biofarmab BioLuron 1 L. Liquid supplementary feed with high molecular weight hyaluronic acid for older or hard-training horses. With increased load or when age sets in, the amount of HA can decrease and the synovial fluid then thins out, which results in the synovial fluid losing its protective and shock-absorbing function. With increased loading or as age sets in, the amount of HA can decrease and the synovial fluid thins out, resulting in the synovial fluid losing its protective and shock-absorbing function. 1l = 50 daily doses.