1. Lipton

2. Twinings

3. Harney & Sons

4. Tazo

5. Celestial Seasonings

6. Bigelow

7. Mighty Leaf Tea

8. Numi Organic Tea

9. Yogi Tea

10. Rishi Tea

11. Adagio Teas

12. David's Tea

13. Teavana

14. The Republic of Tea

15. Kusmi Tea

16. Mariage Freres

17. Dilmah

18. Ahmad Tea

19. Basilur Tea

20. PG Tips