If it feels like protein is sneaking into everything lately, you’re not imagining it. Coffee chains are adding whey to lattes, grocery aisles are full of protein popcorn, and now Burger King is ...

Burger King is shaking things up with mini shakes. The fast food chain is now offering 9-ounce versions of its chocolate, strawberry, and vanilla milkshakes. Even miniaturized, they come topped with ...

Burger King Brazil is testing a protein-enhanced milkshake with added whey powder. The BK Protein Shake offers four flavors, each containing about 20 grams of protein. Available for a limited time in ...