Pedialyte vs LMNT: sodium, sugar and cost compared
Label data checked . Amounts are per 12 fl oz of finished drink unless a table says otherwise.
LMNT Zero-Sugar Electrolytes has twice the sodium of Pedialyte Classic per 12 fl oz (750 mg vs 383 mg). Pedialyte Classic has 4.6 g sugar per 12 fl oz; LMNT Zero-Sugar Electrolytes has none. LMNT Zero-Sugar Electrolytes costs less per liter as mixed ($3.17 vs $5.49 for Pedialyte Classic).
Pedialyte Classic vs LMNT Zero-Sugar Electrolytes, side by side
Serving sizes differ. Pedialyte Classic's label is for a 33.8 fl oz (1,000 mL) bottle serving; LMNT Zero-Sugar Electrolytes' is for one stick in 16 fl oz (473 mL) of water. The per-serving numbers on the two labels can't be compared directly, so this page converts both to 12 fl oz and 1 liter of finished drink.
| Nutrient | Pedialyte Classic | LMNT Zero-Sugar Electrolytes |
|---|---|---|
| Format | ready-to-drink bottle | powder stick |
| Drink volume | 12 fl oz (355 mL) | 12 fl oz (355 mL) |
| Calories | 25 kcal | 4 kcal |
| Carbohydrate | 6.7 g | 0.8 g |
| Sugars | 4.6 g | 0 g |
| Added sugars | 4.6 g | not on label |
| Sodium | 383 mg | 750 mg |
| Potassium | 277 mg | 150 mg |
| Magnesium | not on label | 45 mg |
| Chloride | 440 mg | not on label |
| Caffeine | 0 mg | 0 mg |
| Nutrient | Pedialyte Classic | LMNT Zero-Sugar Electrolytes |
|---|---|---|
| Format | ready-to-drink bottle | powder stick |
| Drink volume | 1 liter (33.8 fl oz) | 1 liter (33.8 fl oz) |
| Calories | 70 kcal | 11 kcal |
| Carbohydrate | 19 g | 2.1 g |
| Sugars | 13 g | 0 g |
| Added sugars | 13 g | not on label |
| Sodium | 1,080 mg | 2,114 mg |
| Potassium | 780 mg | 423 mg |
| Magnesium | not on label | 127 mg |
| Chloride | 1,240 mg | not on label |
| Caffeine | 0 mg | 0 mg |
| Nutrient | Pedialyte Classic | LMNT Zero-Sugar Electrolytes |
|---|---|---|
| Format | ready-to-drink bottle | powder stick |
| Drink volume | 33.8 fl oz (1,000 mL) | 16 fl oz (473 mL) |
| Calories | 70 kcal | 5 kcal |
| Carbohydrate | 19 g | 1 g |
| Sugars | 13 g | 0 g |
| Added sugars | 13 g | not on label |
| Sodium | 1,080 mg | 1,000 mg |
| Potassium | 780 mg | 200 mg |
| Magnesium | not on label | 60 mg |
| Chloride | 1,240 mg | not on label |
| Caffeine | 0 mg | 0 mg |
Shaded cells mark more electrolytes, or less sugar and fewer calories. Carbohydrate and caffeine are not marked, since more or less depends on your use. Neither label lists calcium.
Pedialyte Classic label checked . Source (opens in a new tab)
LMNT Zero-Sugar Electrolytes label checked . Source (opens in a new tab)
Sodium per liter
Sweat carries about 230 to 1,610 mg of sodium per liter[1]. Both gauges use the same scale, so the markers line up.
Cost per serving and per 1,000 mg sodium
| Measure | Pedialyte Classic | LMNT Zero-Sugar Electrolytes |
|---|---|---|
| Price checked | $5.49 for 1 x 33.8 fl oz (1 L) bottle | $45.00 for 30-count box of stick packs (one-time purchase) |
| Cost per serving | $5.49 | $1.50 |
| Cost per liter | $5.49 | $3.17 |
| Cost per 1,000 mg sodium | $5.08 | $1.50 |
Pedialyte Classic price checked at Target . Source (opens in a new tab)
LMNT Zero-Sugar Electrolytes price checked at LMNT . Source (opens in a new tab)
Sugar, sweeteners and caffeine
- Sugar from dextrose. Sweetened with sucralose and acesulfame potassium.
- Pedialyte Classic has no caffeine.
- 1.9% carbohydrate as mixed, which we estimate as hypotonic.
Ingredients
Water, Dextrose. Less than 0.5% of: Citric Acid, Potassium Citrate, Salt, Natural and Artificial Flavor, Sodium Citrate, Sucralose, Acesulfame Potassium, Zinc Gluconate, and Yellow 6.
- No sugar sources in the ingredients. Sweetened with stevia.
- Some LMNT Zero-Sugar Electrolytes flavors have caffeine (up to 50 mg per serving); the others have none.
- 0.2% carbohydrate as mixed, which we estimate as hypotonic.
Ingredients
Salt (Sodium Chloride), Citric Acid, Magnesium Malate, Potassium Chloride, Natural Lemon & Lime Flavors, Stevia Leaf Extract.
Which to pick
Each reason below is a measured difference in the label data.
Pick Pedialyte if
- you want more potassium: 277 mg vs 150 mg per 12 fl oz
- you want a ready-to-drink bottle with nothing to mix
Pick LMNT if
- you want more sodium: 750 mg vs 383 mg per 12 fl oz
- you want no sugar: 0 g vs 4.6 g per 12 fl oz
- you want magnesium: 45 mg per 12 fl oz vs not on the label
- you want to avoid sucralose and acesulfame potassium
- you want the option of a caffeinated flavor: up to 50 mg per serving
- you want the lower cost per liter: $3.17 vs $5.49
- you want the cheapest sodium: $1.50 vs $5.08 per 1,000 mg
- you want a powder stick that is light to carry and mixes into your own water
Where to buy
Some links on this page are affiliate links. We may earn a commission if you buy, and it never changes the data or rankings. Affiliate disclosure.
Other Pedialyte vs LMNT matchups
Pedialyte Sport Powder Packs vs LMNT Zero-Sugar Electrolytes
LMNT Zero-Sugar Electrolytes has 54% more sodium than Pedialyte Sport Powder Packs per 12 fl oz (750 mg vs 488 mg). Pedialyte Sport Powder Packs has 5.3 g sugar per 12 fl oz; LMNT Zero-Sugar Electrolytes has none.
| Per 12 fl oz | Pedialyte Sport Powder Packs | LMNT Zero-Sugar Electrolytes |
|---|---|---|
| Sodium | 488 mg | 750 mg |
| Potassium | 450 mg | 150 mg |
| Magnesium | 41 mg | 45 mg |
| Carbohydrate | 7.5 g | 0.8 g |
| Sugars | 5.3 g | 0 g |
| Calories | 30 kcal | 4 kcal |
| Cost per liter | $4.22 | $3.17 |
Pedialyte Sport Powder Packs label checked . Source (opens in a new tab)
LMNT Zero-Sugar Electrolytes label checked . Source (opens in a new tab)
Pedialyte Sport Powder Packs price checked at Target . Source (opens in a new tab)
LMNT Zero-Sugar Electrolytes price checked at LMNT . Source (opens in a new tab)
What the data can't tell you
- How they taste. We compare labels, not flavor.
- What they cost near you today. We checked Pedialyte Classic at Target on Sep 24, 2026 and LMNT Zero-Sugar Electrolytes at LMNT on Sep 24, 2026.
- How much sodium you lose. That depends on your sweat; the sweat rate calculator gives an estimate.
- Every flavor. LMNT Zero-Sugar Electrolytes lists different values for some flavors; this page uses the main label.
- Older records. The USDA food database has older figures for Pedialyte Classic that differ by more than 10%. We use the current label.
FAQ
Which has more electrolytes, Pedialyte or LMNT?
Per 12 fl oz, Pedialyte Classic has 383 mg sodium and 277 mg potassium. LMNT Zero-Sugar Electrolytes has 750 mg sodium, 150 mg potassium and 45 mg magnesium. Per liter that is 1,080 mg vs 2,114 mg sodium. Pedialyte Classic doesn't list magnesium on the label.
Does Pedialyte or LMNT have more sugar?
Pedialyte Classic: 4.6 g sugar and 25 kcal per 12 fl oz, sweetened with sucralose and acesulfame potassium. LMNT Zero-Sugar Electrolytes: 0 g sugar and 4 kcal per 12 fl oz, sweetened with stevia.
Why do Pedialyte and LMNT list different serving sizes?
Pedialyte Classic's label is for a 33.8 fl oz (1,000 mL) bottle serving and LMNT Zero-Sugar Electrolytes' is for one stick in 16 fl oz (473 mL) of water. Comparing the labels as printed gives 1,080 mg vs 1,000 mg sodium, but on the same 12 fl oz it is 383 mg vs 750 mg.
Which is cheaper, Pedialyte or LMNT?
Pedialyte Classic worked out at $5.49 a serving, $5.49 a liter and $5.08 per 1,000 mg sodium (1 x 33.8 fl oz (1 L) bottle at Target, checked Sep 24, 2026). LMNT Zero-Sugar Electrolytes worked out at $1.50 a serving, $3.17 a liter and $1.50 per 1,000 mg sodium (30-count box of stick packs (one-time purchase) at LMNT, checked Sep 24, 2026). Prices change often, so treat these as a snapshot.
How does Pedialyte Sport Powder Packs compare with LMNT Zero-Sugar Electrolytes?
LMNT Zero-Sugar Electrolytes has 54% more sodium than Pedialyte Sport Powder Packs per 12 fl oz (750 mg vs 488 mg). Pedialyte Sport Powder Packs has 5.3 g sugar per 12 fl oz; LMNT Zero-Sugar Electrolytes has none. Per liter as mixed, Pedialyte Sport Powder Packs costs $4.22 and LMNT Zero-Sugar Electrolytes costs $3.17.
Does Pedialyte or LMNT have caffeine?
Pedialyte Classic has no caffeine. Some LMNT Zero-Sugar Electrolytes flavors have caffeine (up to 50 mg per serving); the others have none.