Once tea leaves are picked and heated soon after to destroy the enzymes that cause oxidation, this unoxidized tea is called Green Tea. With a high level of antioxidants, vitamins, and minerals accounting for the various health benefits of green tea, it is best consumed without any additives. Known to be able to help keep various diseases at bay, such as cancer, rheumatoid arthritis, high cholesterol levels, cardiovascular diseases, infections and impaired immune function.