Adsorbed royal jelly is produced by extracting the active substance from the allotrophic glands of nurse bees. Useful properties of royal jelly include antibacterial, restorative and disinfecting capabilities. The beneficial properties of a natural product have found their application in activating the human reproductive system. Treatment with royal jelly increases the potency and vital activity of spermatozoa (a substance similar in its parameters to Sildenafil was found). A balanced product is a powerful immune stimulant, balances the amount of hormones, and has a beneficial effect on the human endocrine gland.