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Functional Beverages Are Reshaping What Americans Drink

From protein-laced cold foam to CBD-infused sodas, brands are capitalizing on consumers' demand for drinks that do more than quench thirst.

The beverage industry is undergoing a quiet but consequential transformation. Consumers are no longer satisfied with drinks that simply taste good — they want products that deliver measurable health benefits, whether that means added protein, stress-relief compounds, or metabolic support. The result is a rapidly expanding category known as functional beverages, and major brands from Starbucks to emerging CBD startups are racing to claim their share.

The scale of the shift is perhaps best illustrated by what's happening inside Starbucks itself. Sam Henderson, the company's EMEA Manager of Beverage Development, told CNBC that the chain is selling nearly as much protein cold foam as it does flat whites — a striking comparison given that flat whites have long been a cornerstone of the premium espresso menu. That a protein add-on could rival such an established product signals just how mainstream performance-oriented drinking has become.

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What's driving this? A confluence of wellness culture, post-pandemic health consciousness, and savvy marketing has primed consumers to view their beverages as functional tools rather than passive refreshments. Protein coffee appeals to gym-goers and busy professionals alike, while CBD sodas position themselves at the intersection of relaxation and refreshment — tapping into widespread interest in anxiety reduction without the stigma once attached to cannabis-derived products.

For brands, the opportunity is significant but so is the execution risk. Functional beverages require navigating a patchwork of regulatory frameworks, particularly around CBD and other novel ingredients, while also delivering on taste — because no amount of health positioning survives a bad flavor experience. The companies that manage both are finding loyal, repeat customers willing to pay premium prices, making functional drinks one of the more defensible growth plays in an otherwise mature consumer staples market.

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Frequently Asked Questions

Q.How popular is Starbucks protein cold foam compared to other drinks?

According to Starbucks EMEA Manager of Beverage Development Sam Henderson, the chain is selling almost as much protein cold foam as it does flat whites, suggesting the product has reached mainstream popularity.

Q.What are functional beverages?

Functional beverages are drinks formulated to deliver specific health or wellness benefits beyond basic nutrition, such as added protein, CBD for relaxation, or other performance-enhancing ingredients.

Q.Why are brands investing in functional beverages now?

Brands are responding to growing consumer demand for health-oriented products, fueled by wellness culture and post-pandemic health consciousness, which has made functional drinks a high-growth, premium-priced category.

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