LMNT Drink Mix vs Nuun Sport
This comparison uses the declared product and label data we hold for LMNT Drink Mix and Nuun Sport. Every figure below comes from the manufacturer's own panel or listing, on a per-serving basis. Where a brand does not declare a value we leave the cell blank instead of assuming zero.
Quick comparison
Per serving, as declared. Only attributes at least one product declares are shown.
| Attribute | LMNT Drink MixCitrus Salt | Nuun SportGrape |
|---|---|---|
| Sodium | 1000mg | 300mg |
| Potassium | 200mg | 150mg |
| Magnesium | 60mg | 25mg |
| Calcium | Not declared | 13mg |
| Sugar | 0g | 1g |
| Carbohydrates | Not declared | 4g |
| Calories | 10 | 15 |
| Caffeine | Caffeine-free | Not declared |
| Serving size | 1 stick | 1 tablet |
| Format | Powder | Tablet |
Full side-by-side data
At a glance
Electrolytes
Caffeine
Sugar & sweeteners
Composition
Ingredients
Salt (Sodium Chloride), Citric Acid, Magnesium Malate, Potassium Chloride, Natural Lemon & Lime Flavors, Stevia Leaf Extract.
Where to buy
Paid link — Electrolyte Nerd may earn a commission if you purchase through this link. This does not change the price you pay.
At a glance
Electrolytes
Caffeine
Sugar & sweeteners
Composition
Ingredients
Citric Acid, Dextrose, Sodium Bicarbonate, Potassium Bicarbonate, Sodium Carbonate, Natural Flavor, Potassium Chloride, Magnesium Oxide, Calcium Carbonate, Stevia Leaf Extract, Avocado Oil, Beet Juice (For Color).
Where to buy
Paid link — Electrolyte Nerd may earn a commission if you purchase through this link. This does not change the price you pay.
| Per serving | LMLMNTLMNT Drink MixCitrus SaltPowder · 1 stick | NUNuunNuun SportGrapeTablet · 1 tablet |
|---|---|---|
| At a glance | ||
| 🧂 Sodium (mg) | 1,000← Highest | 300← Lowest |
| ⚡ Caffeine | Caffeine-free | Not declaredThe manufacturer/source we use does not provide enough information to establish a quantity. This does not necessarily mean the product contains zero. |
| 🍬 Sugar (g) | 0← Lowest | 1← Highest |
| 🔥 Calories | 10← Lowest | 15← Highest |
| Electrolytes | ||
| Sodium (mg) | 1,000← Highest | 300← Lowest |
| Potassium (mg) | 200← Highest | 150← Lowest |
| Magnesium (mg) | 60← Highest | 25← Lowest |
| Calcium (mg) | Not declaredThe manufacturer/source we use does not provide enough information to establish a quantity. This does not necessarily mean the product contains zero. | 13 |
| Chloride (mg) | Not declaredThe manufacturer/source we use does not provide enough information to establish a quantity. This does not necessarily mean the product contains zero. | 40 |
| Caffeine | ||
| Caffeine (mg) | 0 | Not declaredThe manufacturer/source we use does not provide enough information to establish a quantity. This does not necessarily mean the product contains zero. |
| Caffeine status | Verified caffeine-free | No caffeine ingredient declared |
| Caffeine notes | Manufacturer states LMNT does not have caffeine; current drink-mix ingredient lists contain no caffeine source. | The current manufacturer ingredient/nutrition information reviewed does not declare caffeine for the standard Sport formula. This is not treated as an explicit 0 mg claim. |
| Sugar | ||
| Sugar (g) | 0← Lowest | 1← Highest |
| Carbohydrates (g) | Not declaredThe manufacturer/source we use does not provide enough information to establish a quantity. This does not necessarily mean the product contains zero. | 4 |
| Calories | ||
| Calories | 10← Lowest | 15← Highest |
| Composition | ||
| Sodium source | Sodium Chloride, Salt | Sodium Bicarbonate, Sodium Carbonate |
| Potassium source | Potassium Chloride | Potassium Chloride, Potassium Bicarbonate |
| Magnesium source | Magnesium Malate | Magnesium Oxide |
| Calcium source | Not declaredThe manufacturer/source we use does not provide enough information to establish a quantity. This does not necessarily mean the product contains zero. | Calcium Carbonate |
| Ingredients | ||
| Full ingredient list | Salt (Sodium Chloride), Citric Acid, Magnesium Malate, Potassium Chloride, Natural Lemon & Lime Flavors, Stevia Leaf Extract. | Citric Acid, Dextrose, Sodium Bicarbonate, Potassium Bicarbonate, Sodium Carbonate, Natural Flavor, Potassium Chloride, Magnesium Oxide, Calcium Carbonate, Stevia Leaf Extract, Avocado Oil, Beet Juice (For Color). |
| Sweeteners | ||
| Sweetener | Stevia | Stevia |
| Artificial sweeteners | No artificial sweeteners declared | No artificial sweeteners declared |
| Coloring | No coloring declared | Coloring declared |
| Dietary certifications | Paleo/Keto friendly, vegan-friendly | Vegan, Gluten Free, Kosher, Non-GMO |
| Where to buy | ||
| Retailers | Amazon Click link for price Buy on Amazon →Paid link — Electrolyte Nerd may earn a commission from qualifying purchases. | Amazon Click link for price Buy on Amazon →Paid link — Electrolyte Nerd may earn a commission from qualifying purchases. |
| Verification | ||
| Last verified | 2026-08-14 | 2026-08-14 |
Key differences
Sodium
LMNT Drink Mix provides 1000mg sodium per serving compared with 300mg in Nuun Sport, a difference of 700mg.
Sugar and carbohydrates
Nuun Sport provides 1g sugar per serving compared with 0g in LMNT Drink Mix, a difference of 1g.
Mineral coverage
LMNT Drink Mix declares 3 of the five minerals we track: sodium, potassium, magnesium. Nuun Sport declares 5 of the five minerals we track: sodium, potassium, magnesium, calcium, chloride. Nuun Sport additionally declares calcium, chloride, which LMNT Drink Mix does not list in our source.
Calories
Nuun Sport provides 15 calories per serving compared with 10 in LMNT Drink Mix, a difference of 5.
Caffeine
LMNT Drink Mix is declared caffeine-free. Nuun Sport lists no caffeine ingredient, which is not the same as a declared caffeine-free claim.
Format
LMNT Drink Mix is a powder, while Nuun Sport is a tablet. Format changes how each product is carried, measured and mixed; it does not change the declared amounts above.
Serving and packaging
LMNT Drink Mix states a serving of 1 stick, and Nuun Sport states a serving of 1 tablet.
Ingredients and sweeteners
All of these products list stevia as their declared sweetener. Nuun Sport list coloring ingredients, while LMNT Drink Mix declare none in the cited formula. Dietary claims stored in our database: LMNT Drink Mix → Vegan; Nuun Sport → Vegan, Gluten Free, Non-GMO, Kosher.
We describe what each label declares. We do not say one product is healthier, better or more effective than another — that depends on your own context, and label data alone cannot answer it.