Starbucks launches protein-enhanced beverages across U.S. stores

Starbucks launched a new lineup of protein-enhanced beverages across U.S. stores on Sept. 29, offering protein cold foams and lattes made with a whey protein blend designed to give customers a higher-protein option for hot and iced drinks. The permanent menu addition includes seven signature drinks and allows customers to add protein cold foam or substitute ProteinBoosted milk in nearly any milk-based beverage.

The new protein cold foams are made with added whey protein and deliver roughly 15 grams of protein when added to a cold drink, while some cold foam offerings and specific beverages can provide as much as 36 grams of protein in a 16-ounce grande cup. ProteinBoosted milk is a blend of two percent milk and whey protein and can increase protein in a grande latte by about 12 to 16 grams, depending on the beverage. Starbucks said the powder used is unflavored and meant to be undetectable in taste.

The signature rollout comprises several protein lattes and cold foam options, including banana, vanilla, sugar-free vanilla, chocolate, matcha, salted caramel, and brown sugar flavors, plus seasonal options such as pumpkin, pecan, and an Apple Crisp Protein Cold Foam that becomes...