-Refreshing: Sri Lankan black tea is rich in caffeine, which has a refreshing effect and can enhance human vitality and attention.

-Promote digestion: Sri Lankan black tea contains tannic acid, tea polyphenols and other substances, which can stimulate gastric juice secretion and promote gastrointestinal digestion.

-Lowering blood fat: Tea polyphenols from Sri Lankan black tea can lower cholesterol in blood and help protect cardiovascular and cerebrovascular health.

-Antioxidant: Sri Lankan black tea is rich in polyphenols, which has a strong antioxidant effect and can protect human cells from free radicals.

taboo

-Patients with cardiovascular diseases: Because Sri Lankan black tea contains high caffeine, it can stimulate the cardiovascular system, so patients with cardiovascular diseases should not drink too much.

-Patients with dyspepsia: Sri Lankan black tea stimulates the secretion of gastric juice, which is unfavorable to patients with dyspepsia and easy to cause gastrointestinal discomfort.

-Pregnant women and children: children's nervous system is not fully developed, and caffeine stimulation has a great influence on children; Pregnant women should avoid drinking a lot of Sri Lankan black tea to avoid adverse effects on the fetus.