You may know that green tea also contains caffeine. But besides caffeine, green tea is also rich in another refreshing substance, L-theanine. Theanine is an amino acid, which can make the human body "really awake". In addition, green tea also contains substances that slow down human aging, and scientists also believe that these substances can also reduce the risk of cancer.

2. Ginger tea

In the cold winter morning, if you find it particularly difficult to get out of bed, then a cup of ginger tea is the most suitable at this time. Ginger can enhance vitality, prevent colds, and is also beneficial to the digestive system. If you drink a cup of ginger tea at breakfast, you won't feel hungry all day. 3. Barley green juice

Barley green juice is a pure natural drink, rich in vitamins and beneficial substances, which is more refreshing than any artificial drink. In addition, barley green juice is also very suitable for weight loss. Three quarters of green juice is chlorophyll, so it can help you clean your body quickly. Green juice is also good for the immune system and can eliminate hunger. It's just that green juice has a special taste. If you don't particularly like its taste, you can mix it with other natural juices to make it more delicious.

4. Fruit smoothies with nuts

Fruit smoothies are not only "detoxifiers" of the human body, but also a perfect substitute for junk snacks. If you add chopped nuts (a mixture of protein and fiber) to fruit smoothies, you will get unprecedented vitality. It is so delicious, nourishing and beneficial!