OLIMP PROVIT 85 has been designed as a diet supplement for persons with increased protein requirements, including athletes practicing strength, strength-endurance, bodybuilding, and other disciplines. It can also be used as a nutritional product for convalescents. OLIMP PROVIT 85 contains in dry mass ca. 90% of easily assimilated soy, whey, and egg protein rich in endo- and exogenous amino acids, including also appropriately quantitatively balanced proportions of branched amino acids. The product contains also hydrolysed whey protein delivering polypeptides, peptides, and free amino acids, facilitating the maintenance of normal nitrogen balance in the body. Moreover, the product contains metabolic activators such as carnitine and choline and inositol released from lecithin. The product is supplemented by vitamins and minerals, including trace elements such as chromium or molybdenum, ensuring the normal course of metabolic processes during vigorous physical exercise and increased intake of proteins.