The Roman army had its own version of Gatorade (with a lot less sugar). It was vinegar mixed with water, and they called it Posca. And some historians believe it was this exact drink on the sponge offered to Christ at the crucifixion.
Posca was the daily ration drink of the Roman legions for centuries. Two tablespoons of red wine vinegar diluted in a cup of cold water, sometimes with a pinch of salt or herbs added. That is the entire recipe. It sounds terrible, and yet it made complete practical sense. The vinegar killed bacteria in water that would otherwise make soldiers sick, the acidity provided a genuine energy hit on the march, and it was cheap enough to produce at scale for an army of hundreds of thousands. Roman soldiers carried it the way modern athletes carry electrolyte drinks, and the effect on endurance and hydration was not entirely different.
The crucifixion connection comes directly from the Gospel of John, chapter 19, where a sponge soaked in what the text calls "oxos" in the original Greek is lifted to Jesus on a reed as he is dying. Oxos is the Greek word for sour wine or vinegar wine, the same term used in Roman sources to describe posca.
Whether this was an act of mercy, mockery, or simply a soldier sharing what he had on hand, the drink being offered was almost certainly the standard ration drink of the Roman soldiers present at the execution. A detail that had been in the text all along, and most people have never noticed.