Novelty: an energy non-alcoholic carbonated beverage of blue or other colour is disclosed. Ingredients: Bacopa herb , Λ-Theanine amino-acid and caffeine. Preparation steps: mixing of the above ingredients in varying proportions into water solution; addition of juices and aromatic substances conferring different colours and aromas to the invented beverage; bottling and pasteurization of the resulted beverage under the ordinary refreshment- bottling processes; optional addition of nutritional supplements such as vitamins and trace elements.
