The indigenous people of South America already appreciated the stimulating and invigorating effect of the Mate leaves. Mate is also referred to as the "green gold of the Indios" and the tea -like drink is now considered the most popular drink in South America. Voelkel combines an extract made of mate blades with the natural sweetness of the agave, refreshing lemon juice and valuable acerola market, with caramel and natural caffeine to the invigorating refreshment biozisch mate, with increased caffeine content (30mg/100ml). Voelkel. This means that biozically has high demands on ecological and sustainable values. Biozisch stands for a attitude to life with your own opinion and your own understanding of how our world is sustainable, today, tomorrow and for the future. , Spring coal acid, caffeine*1). 1) Natural caffeine from green coffee beans