In The Classic of Tea, Lu Yu also mentioned tea as an effective treatment for many chronic diseases. Polyphenols may act as disease preventative antioxidants. Plus the Vitamins C , B1 and B12 . These natural substances inhibit esophageal cancer as well as other types of tumors, and can lower the risk of heart disease by inhabiting the absorption of cholesterol in the digestive tract. It speeds up the metabolism, and strengthens the immune system.
Tea also contains fluoride , which can strengthen bones, teeth and enamel.
Generally speaking, dried loose leaves stays fresh longer, our tea can be stored up to six months. Store the tea in a cool and dry place, preferable well ventilated. Tea absorbs other odors easily, so it must be kept in a air tight container. A mental box with a double lid is the best, or a glass bottle with a tight cover. If the tea gets damp you can spread it out in a pan and dry it in the oven.