Red Bull sells more cans than any brand in this study. It comes in second.

Red Bull sells more cans than any brand in this study. It comes in second.

That sentence should stop every beverage CMO in the country.

This week, 5W published The Functional Beverages AI Visibility Index 2026 — the first ranking of the 25 largest functional-beverage brands by AI citation share across ChatGPT, Claude, Perplexity, Gemini, and Google AI Overviews. Celsius leads at 13 percent. Red Bull, the category volume king for two decades, is number two. Liquid Death, Olipop, and Poppi fill out the top five. The PR Newswire release carries the MIAMI dateline.

The category is worth $152 billion. And it just got re-sorted by a machine.

The question moved

For twenty years, beverage marketing was a shelf war. Distribution, cooler placement, price. Whoever won the cooler won the category. Red Bull won the cooler. Monster won the cooler. Gatorade won the cooler. That war is over. They won it.

But the question moved. Nobody types "best energy drink" into a chatbot. They type "healthy energy drink," "gut-health soda," "clean caffeine," "electrolyte drink for hangovers." The chatbot answers the modern question — the wellness question, the benefit question — and it returns the brands that built themselves around an answer to it.

Celsius. Liquid Death. Olipop. Poppi. LMNT. None of them existed at scale a decade ago. All of them are in the AI top ten today.

Five billion-dollar valuations. One year.

Olipop. Poppi. Liquid Death. Alani Nu. Ghost. Five functional-beverage brands crossed billion-dollar valuations in a single year. PepsiCo paid $1.95 billion for Poppi. Celsius paid $1.65 billion for Alani Nu. Keurig Dr Pepper paid $990 million for 60 percent of Ghost.

That is not a marketing story. That is a capital-allocation story. Big Soda is buying its way into the answer because Big Soda can read the same chatbot you can.

Citation share follows the function, not the volume

That is the finding. That is the whole report.

The brand that owns the benefit owns the query. The brand that names the category owns the vocabulary. The brand with a continuously refreshed earned record gets retrieved. The brand with a single viral moment gets forgotten as soon as the coverage ages out.

Prime learned that the hard way. One of the biggest beverage launches ever. Reported sales down roughly 50 percent in 2024. Citation share softening in real time. Attention is not a citation asset. The record is.

Four structural moves the winners share

Celsius bridged two categories — energy and wellness. Dual positioning surfaces in both query sets. The Alani Nu acquisition doubled its share of the modern-energy conversation.

Liquid Death turned water into a media brand. Constant earned coverage of its marketing gives the engines an ever-refreshing record. A water brand cannot have a citation moat that big without doing something else. Liquid Death did something else.

Olipop and Poppi named a category. "Prebiotic soda" and "healthy soda" are near-synonymous with two brands now. The brand that supplies the vocabulary is the brand the engines return.

LMNT owned a single benefit. It did not try to be everything. It anchored itself to "best electrolyte drink" and built the deepest record on it. A narrow, well-defended benefit out-cites a broad one every time.

The three questions every beverage CMO needs to answer this quarter

One. What is our citation share, by engine, for the ten queries that matter most to our category? If you cannot answer that, you cannot manage what you cannot measure.

Two. Which benefit do we own — cleanly, narrowly, defensibly — such that when a consumer asks the chatbot the question, our brand is the answer?

Three. Are we generating a continuously refreshed earned record, or are we living off a launch cycle that stopped compounding?

If any of those three answers is unclear, the plan for the second half of the year needs to be rebuilt around them. Not next year. This quarter.

What comes next

The functional-beverage category will keep consolidating. The strategics know how to read the citation surface — they are already paying premiums for it. Every acquisition that closes inside the AI top ten confirms it. Every founder building outside that surface should understand what they are actually competing for.

The cooler decision now starts in the chatbox. That is not a prediction. That is a $152 billion category, ranked, published, and sitting on the desk of every buyer and every strategist who works in beverages.

Red Bull won the cooler. Celsius won the chatbot. That is the scoreboard now.

Full ranking, methodology, and the top 25: The Functional Beverages AI Visibility Index 2026.

Ronn Torossian is the founder and chairman of 5W AI Communications, the AI Communications Firm. He is the publisher of Everything-PR and the author of two best-selling editions of For Immediate Release.