White tea is cool-natured but the cool properties decrease along with years and turn into neutral nature. Hence people whose body is in cool-natured can also drink it. As the saying goes, ”1 year tea, 3 years medicine, 7 years treasure”. Aged white tea is good for our lungs and has cold-dispelling purpose. Theophylline in aged white tea can relax the tension of blood vessel and enlarge the diameter of it. It is good for increase the flexibility of blood vessel and encourage blood circulation.
白茶具有寒性，但随着年份的提高，陈年白牡丹茶叶中的寒性越来越少，渐渐呈温性，所以体质寒凉的人也可以长期饮用，正所谓“一年茶，三年药，七年宝”，老白茶对于祛寒和清肺有着很好的效果。老白茶里有一种叫做茶碱的物质，它可以使血管中的平滑肌松弛下来，增大血管有效直径，增强心血管壁的弹性从而促进血液循环。
