Pu-erh Tea -All at Generation Tea . Pu-erh tea with its distinctive, earthy taste and deep reddish color is known in China for its many health related properties. It aids in digestion and fat metabolism and is a great tea to include in a balanced weight loss plan.The tea leaves are then spread over the floor with the thickness about 200mm. During this process, yeast and mold dominates the fermentation causing the tea leaves to gradually lose their moisture, simultaneously, the appearance of mycelium of mold occurs on .