2. refreshing: instant black tea contains caffeine and theophylline, which can stimulate the central nervous system, improve alertness and attention, and improve work efficiency.
3. Prevention and treatment of cardiovascular diseases: The tea polyphenols in instant black tea have antioxidant effect, can reduce blood lipid and cholesterol, and have a certain effect on preventing cardiovascular diseases.
4. Slimming and fat reduction: Caffeine and tea polyphenols in instant black tea can promote fat decomposition and burning, and have a certain weight loss effect.
5. Anti-oxidation and anti-aging: Tea polyphenols in instant black tea are natural antioxidants, which can prevent free radical damage and delay aging.
6. Protect the oral cavity: Tea polyphenols in instant black tea can sterilize and diminish inflammation, and prevent dental caries and oral diseases.