FIELD: food industry.SUBSTANCE: invention is related to beverages. Proposed is a beverage capable to orally deliver to one 80 - 500 mg of theanine and 30 - 400 mg of caffeine. The beverage weight is less than 500 g.EFFECT: invention enables production of a beverage composition displaying a synergetic effect on mental activities.4 cl, 7 tbl, 2 ex
CONSUMER PRODUCT FOR IMPROVEMENT OF MENTAL ACTIVITY