The amino acid L-theanine, found in tea leaves, works in synergy with caffeine to promote sustained alertness without the jittery effects commonly associated with coffee. Tea’s antioxidant ...

Green tea has more potent antioxidants, while black tea provides a stronger caffeine boost. For maximum benefits, experts recommend incorporating both into your diet. Just be mindful of caffeine ...

Green tea’s properties, including caffeine and various polyphenols, may offer beneficial effects on weight, waist circumference, and body mass index (BMI) in some people. Manufacturers make ...

This is matcha. Matcha contains the nutrients from the entire tea leaf and contains more caffeine and antioxidants than are typically present in green tea. Studies of matcha and its components ...

Rooibos tea is gaining popularity as a delicious and healthy drink. Consumed in southern Africa for centuries, it has become a beloved beverage around the world. It’s a flavorful, caffeine-free ...

Barley has many potential health benefits. It may help lower cholesterol, blood pressure, and glucose levels, as well as improve digestion, weight management, and the body's defenses against some ...

Drink it plain or with honey for a well-rounded flavour. A simple, effective way to keep your immune system strong throughout winter. Bori-cha is a caffeine-free tea made with roasted barley, offering ...

School of Human Science and Environment, University of Hyogo, Himeji, Hyogo 670-0092, Japan Research Institute for Food and Nutritional Sciences, University of Hyogo, Himeji, Hyogo 670-0092, Japan ...

In a small human trial, 12 adult males without obesity were placed in groups to drink either oolong tea, caffeine, or a placebo two times a day for two weeks. Through testing called indirect ...