These beverages include several functional ingredient groups: prebiotics and probiotics (with added prebiotic fiber) for digestive support; vitamin and mineral blends plus adaptogens and supergreens for nutrient and wellness boosts; and multi-source plant protein, listed at 20 g per serving in the plant-protein RTDs.
Most sparkling waters and sodas are carbonated and frequently described as highly fizzy. Reviews note strong carbonation overall, with some flavored sparkling waters described as having very fizzy openings and probiotic sodas also noted for high carbonation.