WHY WE DID THIS ANALYSIS
We started Fizzii because we were tired of feeling misled by hydration products. Specifically, we were tired of products with clean, minimal front labels — beautiful design, wellness language, health claims — that had ingredient lists telling a completely different story.
So we did what we always do: we read the labels. All of them.
The top 20 hydration and electrolyte products by market share. Every ingredient. Every claim. Every fine print disclosure.
Here's what we found.
THE 6 OFFENDERS
OFFENDER 1: SUCRALOSE
Found in: The majority of "zero sugar" hydration products.
What it is: A synthetic chlorinated sweetener approximately 600 times sweeter than sugar. Marketed as inert — passes through the body without being metabolized.
What the research says: A 2023 study published in the Journal of Toxicology and Environmental Health found that sucralose-6-acetate — a byproduct of sucralose metabolism — may be genotoxic. Separate research from the Weizmann Institute found that sucralose consumption altered gut microbiome composition and glucose response in otherwise healthy adults.
Why it's in so many products: It's cheap, intensely sweet, and allows brands to claim zero sugar with a sweet-tasting product. It's a business decision dressed as a health decision.
What we use instead: Stevia. Plant-derived. Zero glycemic impact. No known genotoxicity. Tastes clean when formulated correctly.
OFFENDER 2: ACESULFAME POTASSIUM (ACE-K)
Found in: Almost everywhere sucralose is found.
What it is: A synthetic sweetener used almost exclusively to mask the bitter and metallic aftertaste of sucralose. Classified as GRAS (Generally Recognized as Safe) by the FDA.
What the research says: The original safety studies for Ace-K were conducted in the 1970s and are considered outdated by current research standards. Animal studies have suggested potential effects on cognitive function and thyroid health at high doses. The data isn't conclusive but the precautionary principle applies.
Why it's in so many products: Because sucralose needs it. If a product has sucralose, Ace-K is almost certainly in the same formula.
What we use instead: We don't use sucralose — so we don't need Ace-K.
OFFENDER 3: MALTODEXTRIN
Found in: Most powder-format hydration products.
What it is: A highly processed carbohydrate derived from starch (usually corn) used as a bulking agent, texture improver, and carrier for other ingredients.
What the research says: Maltodextrin has a glycemic index between 85 and 105 — higher than table sugar (65). Studies have shown it can alter gut bacteria composition, potentially promoting the growth of bacteria associated with inflammatory bowel conditions.
Why it's in so many products: It's cheap, flavorless, and makes powders flow better and mix more smoothly. It's a manufacturing convenience — not a nutritional decision.
What we use instead: Nothing. Fizzii pearls have zero fillers. Every ingredient serves a nutritional or functional purpose.
OFFENDER 4: ARTIFICIAL COLORS
Found in: A significant portion of the hydration market, particularly products targeting a youthful demographic.
The common culprits:
Red 40 (Allura Red): Linked in some studies to hyperactivity in children. Banned or restricted in several European countries.
Yellow 5 (Tartrazine): Associated with allergic reactions in aspirin-sensitive individuals. Under ongoing review.
Blue 1 (Brilliant Blue): Generally considered safer than the above, but still a synthetic petrochemical derivative with no nutritional function.
Why it's in so many products: Because vibrant color sells. A neon blue electrolyte drink photographs better on TikTok than a pale natural one. It's pure marketing.
What we use instead: Natural fruit color compounds. Our lime variant gets its color from natural fruit extracts, not a dye lab.
OFFENDER 5: DEXTROSE AND FRUCTOSE
Found in: Products using the Cellular Transport Technology (CTT) formula — most prominently Liquid IV and similar brands.
What they are: Simple sugars that trigger rapid water and electrolyte absorption through the intestinal wall via glucose-sodium cotransport.
Why they're in those products: The CTT formula is legitimate science for acute rehydration. The mechanism works.
The problem: These products market themselves as daily hydration products. They contain 11g of sugar per serving. At daily use, that's 4,000+ grams of added sugar per year from your water.
What we use instead: Zero sugar. The electrolyte absorption mechanism we use doesn't require sugar — it uses carbonates and citrates to support mineral delivery without glycemic impact.
OFFENDER 6: PROPRIETARY BLENDS
Found in: A majority of electrolyte products.
What they are: A label disclosure method that lists a group of ingredients with a combined total weight but without individual amounts. Example: "Electrolyte Complex (Sodium, Potassium, Magnesium): 500mg"
Why this is a problem: You have no idea if that 500mg is 480mg of sodium and trace amounts of everything else. You're being told the headline without the story.
A brand that's genuinely proud of its formulation discloses every ingredient individually.
What we use instead: Full individual disclosure. Every ingredient in Fizzii is named and dosed specifically on the label.
KEY TAKEAWAY
The six ingredients most likely to compromise a hydration product: sucralose, acesulfame potassium, maltodextrin, artificial colors, dextrose/fructose in daily-use products, and proprietary blends. Look for all six before making anything a daily habit.
WHAT TO USE INSTEAD
You're looking for products with:
- ✦Stevia or monk fruit as the only sweetener
- ✦Individual electrolyte disclosure: sodium, potassium, magnesium
- ✦Zero artificial colors
- ✦No maltodextrin or fillers
- ✦An ingredient list under 10 items
- ✦No proprietary blends
THE LABEL-READING SHORTCUT
You don't need to memorize every ingredient. Use this three-second rule:
Flip to the back label. Find the sweetener. Find the electrolytes. If the sweetener isn't stevia or monk fruit — flag it.
If the electrolytes aren't individually named with milligrams — flag it.
If you see a color name followed by a number — flag it.
Three data points. Thirty seconds. More information than most people get from five minutes of front-label reading.