Pyruvate plays an important role in metabolism and the energy production process. IT is the link between the two main energy-generating cycles in the body, glycosis (anaerobic metabolism), and the Krebs cycle (aerobic metabolism). Pyruvate is also found in small quantities in foods. Source Naturals Calcium Pyruvate is manufactured using a unique process that ensures the product's stability and purity. Extensive research indicates that pyruvate may play an important role in a healthy diet and exercise program.