People all over the world have been drinking tea for thousands of centuries, and for good reason. Numerous studies have shown that a variety of teas may boost your immune system, fight off inflammation, and even ward off cancer and heart disease. While some brews provide more health advantages than others, there's plenty of evidence that regularly drinking tea can have a lasting impact on your wellness. Place your order today, because we're sharing some of the biggest benefits hidden in the world's most popular teas. Herbal teas don't contain caffeine, which is why they're known for their calming properties. 12 tea bags per container.