Regarded as the boldest evolution in cola in more than two decades, according to the supplier, Pepsi Prebiotic Cola contains zero artificial sweeteners, 30 calories, 5 grams of sugar and 3 grams of prebiotic fiber per serving. Available in Original Cola and Cherry Vanilla, Pepsi Prebiotic Cola delivers the iconic Pepsi taste with functional ingredients., Pepsi Prebiotic Cola delivers the iconic Pepsi taste with functional ingredients.