Figure 1

A process flow diagram for kombucha fermentation experiments. (K1: 60Â g of brown sugar and 0Â g of PPC; K2: 50Â g of brown sugar and 10Â g of PPC; K3: 40Â g of brown sugar and 20Â g of PPC; K4: 30Â g of brown sugar and 30Â g of PPC; K5: 20Â g of brown sugar and 40Â g of PPC; K6: 10Â g of brown sugar and 50Â g of PPC; and K7: 0Â g of brown sugar and 60Â g of PPC).