Belin tea is a traditional green tea with an intense aroma enriched with the taste of quince. Green tea is rich in antioxidant polyphenols, primarily flavonoids and catechins. It also contains vitamins (including B1, B2, B5, K, PP), tannins, alkaloids, purine compounds, coumarins and lecithin. In addition, numerous minerals, calcium, magnesium, iron, manganese, silicon, fluorine, copper, iodine and amino acids. Due to such a diverse content of ingredients, it influences many functions of the body. Green tea protects against the effects of free radicals, has a positive effect on blood pressure, heart muscle, coronary and cerebral vessels, reduces the amount of cholesterol and prevents its deposition in vessel walls. Increases metabolism and reduces fat absorption. Quince fruit is a rich source of vitamins and minerals that support the functioning of the immune system.