Instant tea generally refers to tea products that can be directly drunk after soaking or dissolving, and its efficacy and function are similar to those of ordinary tea leaves, mainly including:

1. Refreshing: Tea contains caffeine and other ingredients, which can stimulate the central nervous system and improve attention and reaction ability.

2. Improve digestion: Polyphenols and aroma components in tea can promote the secretion of saliva and gastric juice and help digest and absorb food.

3. Antioxidants: Tea polyphenols and other substances in tea have a strong antioxidant effect, which can neutralize free radicals, delay aging and prevent many diseases.

4. Reduce fat and lose weight: Tea polyphenols and caffeine in tea can promote fat metabolism, help reduce body fat accumulation and prevent obesity and other related diseases.

5. Protect cardiovascular and cerebrovascular diseases: Tea polyphenols and caffeine in tea can dilate blood vessels, lower blood pressure and prevent cardiovascular and cerebrovascular diseases.

In a word, instant tea has similar efficacy and function to ordinary tea, and has gradually become one of the favorite drinks of modern people because of its convenience in carrying and easy to make.