Effects of Codonopsis pilosula Dosage on Qualities of Babao Tea

The effects of Codonopsis pilosula dosage on qualities of Babao tea was evaluated. The Codonopsis pilosula dosage of 5, 10 and 15 g were applied to the Babao tea, and the color, soluble solid content, flavor, taste, and sensory evaluation of the tea were compared with the tea without Codonopsis pilosula as the control. Codonopsis pilosula Babao tea was red with a little yellow. When the dosage of Codonopsis pilosula was increased, the color of the tea turned yellow, and the soluble solid content was increased. The soluble solid content of the tea with 10 and 15 g of Codonopsis pilosula was significant higher than that of the control (P<0.05). The sweetness, bitterness and saltiness of the tea decreased with the increase of the dosage, while the acidity increased. The sweetness, sourness, umami, bitter aftertaste, and fresh aftertaste were the key factors leading to the taste differences of the Babao tea. The sweetness and aroma of Babao tea with the dosage of 10 g was significantly better than those in the control and other dosages, showing the original taste of Codonopsis pilosula, and integrating with the tea aroma of Babao tea. The sensory score of the dosage of 10 g was 35% higher than that of the control. Therefore, a proper dosage of Codonopsis pilosula benefited qualities of Babao tea.