Which 3 drinks have the most caffeine?

Could you please elaborate on the three drinks that contain the highest levels of caffeine? Are we considering only traditional beverages or also energy drinks and coffee-based products? Additionally, are there any specific brands or types of these drinks that consistently have higher caffeine content compared to others? It would be interesting to know the average caffeine content of these top three beverages, as well as any potential health implications or benefits associated with consuming them.