Starbucks will soon be introducing a protein cold foam to its menus — and it contains between 15 and 18 grams of protein.

Starbucks is testing a new cold foam with protein. The coffee chain told TODAY.com in an exclusive interview that it is testing a banana protein cold foam on an iced latte. The brand revealed the beverage at the Starbucks Leadership Experience event in Las Vegas.

Protein Cold Foam. Currently being tested in select stores (though Starbucks hasn’t revealed which ones), the protein-packed foam is already gaining atten