Walk into a grocery store or scroll TikTok, and it's increasingly hard to find a beverage that's just a beverage. Instead, cans and powders promise everything from better sleep to sharper thinking to improved digestion, often all at once. The global functional beverage market was worth about $208 billion in 2024 and is projected to more than double over the next decade, according to Zion Market Research. As the category explodes, so does the competition — and the number of ingredients and