Coniferous trees have long been famous for their healing properties. Just being in the coniferous forest already gives the visitor a healthy body. The air in the coniferous forest is filled with phytoncides that stop the growth of bacteria. Resin, needles, fruits of trees also have useful properties. Pine cones contain a large amount of vitamins: vitamin C, which is not in the shoots, B, E, K, P, volatile production, resin, essential oils, tannins, salts of iron, aluminum, chromium. For more than a decade, pine cones have been boiling an equally useful delicacy, which is loved by both adults and children - jam. Jam has many beneficial substances, as its main ingredient - cones.