PRO-NRG Hydrating Protein Water Beverage is a protein infused flavored water that combines 15 grams of whey protein, essential vitamins, and herbal extracts to create a recovery drink for those in need of a long-lasting, hydrating energy boost, the company says. PRO-NRG is formulated to provide instant energy without the crash. The four-ounce recovery beverage currently comes in five flavors – berry, citrus, grape, watermelon and pomegranate