Lactic acid escapes from body in great amounts after doing sports or after tough physical labor, which makes us tired. "Citric acid" is an alkaline nutrition food. Alkaline from this product is taken directly in citric acid cycle in the body. This product helps control formation of lactic acid and get rid of it further. In this product vitamins B1, B2, B6, C, etc. have been added to citric acid derived from starch (from sweet potatoes) essential for the maintenance of health.