# Protein-Boosted Cold Brew Coffees The Free Rein Coffee RTDs are the Brand's First-Ever Canned Java By Michael Hemsworth | Published 2026-08-01 | Lifestyle Source: Trend Hunter, https://www.trendhunter.com/trends/free-rein-coffee-rtds References: [bevnet](https://www.bevnet.com/news/2026/new-beverages-c4-free-rein-embrace-protein-califia-goes-bananas) & [freereigncoffee](http://freereigncoffee.com/)  The [Free](https://www.trendhunter.com/trends/protein-mocha-coffee) [Rein](https://www.trendhunter.com/trends/free-rein-coffee-protein-pods) Coffee RTDs are the brand's inaugural lineup of canned coffees that take aim at changing consumer preferences for dual-purpose products that embrace functional ingredients and lifestyles. The product line from the Cole Hauser-founded brand comes in 11-ounce cans that put the brand's [premium cold brew coffee](https://www.trendhunter.com/trends/unconform) in the spotlight. The drinks are each boosted with 20-grams of whey protein in each serving to give them a nutritionally satisfying composition that will support commuters or consumers who lead on the go lifestyles that need a functional alternative to traditional coffee. The Free Rein Coffee RTDs come in several flavor options including Sweet Cream, Straight Vanilla, Straight Chocolate and more, and are receiving a wide launch to help tap into the insatiable demand for protein beverages amongst shoppers. ## Trend Insights (Trend Hunter) - Score: 7.3/10 - Popularity: 67% | Activity: 69% | Freshness: 84% - Audience gender: 50% men, 50% women - Primary generations: Millennial, Gen X - Top markets: North America ## Categories [Trend Hunter](https://www.trendhunter.com/trends) > [Lifestyle](https://www.trendhunter.com/lifestyle) > [Food](https://www.trendhunter.com/food) ## Key Themes ### Why This Trend Is Growing - **Protein-infused Coffee:** Ready-to-drink coffee formats are evolving into satiating nutrition products as brands blend caffeine rituals with high-protein formulations for busy consumers. - **Functional Morning Beverages:** The morning beverage occasion is expanding beyond energy into wellness, meal replacement, and lifestyle support through ingredients that deliver multiple perceived benefits. - **On-the-go Nutrition:** Portable canned drinks are reshaping convenience by combining indulgent flavors, premium branding, and functional macros for commuters and active shoppers. ### Industries Being Reshaped - **Ready-to-drink Beverages:** Canned coffee innovation is creating space for hybrid products that compete across energy drinks, protein shakes, and premium café alternatives. - **Sports Nutrition:** Protein-forward beverage launches are broadening the category’s appeal from fitness-focused consumers to mainstream audiences seeking everyday functional nourishment. - **Convenience Retail:** Single-serve functional coffees offer retailers higher-value impulse options that align with grab-and-go routines and demand for better-for-you refreshments. ## Related on Trend Hunter - [Protein Coffee Pods](https://www.trendhunter.com/trends/free-rein-coffee-protein-pods.md) - [Ready-to-Drink Protein Fiber Coffees](https://www.trendhunter.com/trends/starbucks-coffee-protein.md) - [Canned Nitro-Infused Cold Coffees](https://www.trendhunter.com/trends/nitroinfused-cold-coffee.md) - [Cafe-Quality Canned Coffees](https://www.trendhunter.com/trends/nitrogeninfused-cold-brew.md) - [Canadian-Made Canned Coffees](https://www.trendhunter.com/trends/second-cup-ready-to-drink-lattes.md) - [Customizable Protein Beverages](https://www.trendhunter.com/trends/cold-foam-drinks.md) - [Canned Plant-Based Coffee Drinks](https://www.trendhunter.com/trends/oatly-iced-coffees.md) - [Protein-Rich Cold Brew Coffees](https://www.trendhunter.com/trends/prs-protein-coffee.md) - [Expanded Ready-To-Drink Cold Brews](https://www.trendhunter.com/trends/readytodrink-cold-brew.md)