缺铁性贫血者茶中的鞣酸会影响人体对铁的吸收，使贫血加重。神经衰弱者茶中的咖啡因能使人兴奋，引起基础代谢增高，加重失眠。活动性胃溃疡患者茶中的咖啡因刺激胃液分泌，加重病情，影响溃疡愈合。肝功能不良者茶中的咖啡因绝大部分经肝脏代谢，肝功不良的人饮茶，将增... Iron deficiency anemia in the tannic acid tea will affect the body’s absorption of iron, so that anemia increased. Neurasthenic tea in caffeine can make people excited, causing increased basal metabolism, increased insomnia. Active gastric ulcer in caffeine tea to stimulate gastric secretion, aggravating the condition, affecting ulcer healing. Most of the poor liver function of caffeine in tea metabolism by the liver, poor liver function of people drinking tea, will increase ...