Abstract: The invention relates to dietary and prophylactic biologically active food supplements (BAS), in particular, from raw plant material and methods for their production; it can be used as a food supplement for human and domestic animals to reduce the cholesterol content in blood, stimulation of protein glycosylation and prophylaxis of infectious and cardiovascular diseases. The technical result of applying the BAS proposed consists in the creation of a drug for reducing the cholesterol content in blood, stimulation of protein glycosylation and prophylaxis of infectious and cardiovascular diseases. The biologically active supplement contains at least one polyprenyl phosphates or polyprenyl pyrophosphate with isoprene components from 7 to 30 or a mixture of different polyprenyl phosphates and polyprenyl pyrophospates adsorbed on a solid sorbent (sorbite, lactose, and starch) and also beta-sitosterin.