Next Generation Beverage, LLC, New York, NY, has introduced Sin Vitality Drink, Sin-Free (Sugar-Free) Vitality Drink and Serenity Zen Beverage. Sin Vitality Drink contains a blend of vitamins, caffeine, natural flavors and a distinct “power formula,” according to the company. Serenity Zen Beverage contains a blend of vitamins, natural flavors and extracts and a relaxing, “tranquil formula,” with zero calories, sugar and carbohydrates. The beverages are packaged in sleek 8.4-oz. cans.