Lesser Periwinkle 99% concentrate - common periwinkle plant (Vinca minor), containing a mixture of about 30 alkaloids, standardized for the presence of vincamine. The raw material in medicine is a common herb vinca (Herba Vincae minoris). Vincamine is an alkaloid that affects the improvement of blood supply of the brain, is antitoxic, antispasmodic, improves metabolism and increases hunger in available in the pre-workout supplements, often in sets with caffeine, hesperidin. Concentrates with Vinca minor has a beneficial effect on concentration and memory, enhances transport of amino acids, glucose and oxygen to muscle cells. In the sports supplementation is used in the form of pre-workout products, affecting the increase in exercise capacity and effort efficiency during training. Preparations available at www.muscle-zone.pl