The biologically active food additive comprises hawthorn flowers and/or berries and/or leaves and royal jelly in the following ingredient ratio: from 10 mass % to 90 mass % of hawthorn； from 10 to 24 mass % of royal jelly； and from 0 mass % to 70 mass % of fillers. The additive is produced in powder, tablet or capsule form, or aqueous-alcoholic extract form. The complex system of biologically active substances contained in the proposed biologically active food additive not only exerts an effect on the entire cardiovascular system, but also reduces the causes of cardiovascular diseases and improves quality of life in old age by acting on the pathology of the human body. This long-acting agent for prophylaxis and planned health improvement has no contraindications or side effects even during long-term use (more than one year).
