Kvass dry TRAPEZA natural is intended for preparation of a traditional Russian drink based on rye and barley malt. Kvass has a pleasant refreshing taste, quenches thirst and is good for health. It is rich in vitamins from groups B, C and E, contains potassium, calcium, magnesium, iodine, zinc and other elements. With regular use, kvass improves the condition of the heart and blood vessels, normalizes the water-salt balance, activates metabolism, and improves immunity.