Many water mixes are sugar-free or zero-calorie. Some powdered sticks list low calories (around 5–10 calories per serving), while several liquid enhancers advertise 0 sugar and 0 calories.

Reviewers commonly describe the flavors as tasty and natural‑tasting, noting that mixes deliver noticeable concentration—often a small amount flavors a full glass—and that the mixes make plain water more appealing.

Many listings highlight absence of artificial colors, flavors, or sweeteners and note non-GMO or "made without" lists; some items explicitly state no high-fructose corn syrup, no added sugar, or that they use real fruit extracts.