Water Just Got an Upgrade — and TikTok Is Obsessed Stacked water — the practice of adding multiple supplements, flavor enhancers, and functional ingredients to a single large glass of water — has gone viral on TikTok, transforming basic hydration into a customizable wellness ritual. Creator @jeffreyshouse has built a following around daily stacked water recipes featuring collagen, creatine, blended greens, electrolytes, and citrus. The trend reflects the broader Body Economy