Mao Yan Berry Tea is a tea drink that contains thatched rock berries and other botanicals. It has some of the following effects:

1. Antioxidant: Thatch berry tea is rich in antioxidants, which can help reduce the production of free radicals in the body.

2. Hypoglycemic: Quercetin in Maoyan Berry Tea has the effect of lowering blood sugar.

3. Improve sleep: Maoyan Berry Tea promotes a soothing nervous system, which helps to improve the quality of sleep.

4. Improve immunity: Many ingredients in Maoyan Berry Tea have the effect of promoting the activation of the immune system and strengthening the body's immunity.

Contraindications:

1. Pregnant and lactating women: Although thatched-rock berry tea is a kind of natural plant beverage, some of its ingredients may be detrimental to the fetus or the baby, so it is best to avoid drinking it by pregnant and lactating women.

2. Liver and kidney dysfunction: The ingredients contained in Maoyan Berry Tea may increase the burden on the liver and kidneys, so people with liver and kidney dysfunction should avoid drinking it.

3. Allergic to Maoyan Berry: If you have ever had an allergic reaction to Maoyan Berry, then don't drink Maoyan Berry tea.