At over 500mg it does
Discussion
And water can give you hyponatremia. "Too much of a good thing." Of course people can over do it but of these three, caffeine is a stretch.
Maybe nostr:npub1sg6plzptd64u62a878hep2kev88swjh3tw00gjsfl8f237lmu63q0uf63m has seen some folks take energy drinks too far.