This Key Lime La Croix Cocktail is a refreshingly light cocktail that’s low in both carbs and sugar. With a refreshing key lime La Croix sparkling water, vodka, and fresh key lime juice, it’s the perfect light cocktail of choice! This is my new favorite La Croix Cocktail recipe! I’ve also included a mocktail option if you prefer that route!

a tall glass of key lime la croix cocktail with a red and white checkered straw in the glass

There’s really nothing I dislike more these days than a sweet, sugary cocktail. I just can’t do them anymore. I switched to simple La Croix and vodka cocktails and have never looked back. Some of my favorites are my Easy Berry Mojito, La Croix Berry Vodka Spritzer, and La Croix Paloma. With the range of La Croix sparkling water flavors, you can recreate just about any of your favorite cocktails into a light and refreshing La Croix mixed drink!

Ingredients needed

4-6 cans Key Lime La Croix sparkling water
12 fresh key limes
4 oz. vodka
4 oz key lime juice
4 Highball glasses

How to make a Key Lime La Croix Cocktail

an empty highball glass with cans of key lime la croix sitting next to them

a woman pouring La Croix key lime sparkling water into a highball glass with ice and key limes

Slice each key lime in half and remove any seeds.
Add 1 oz of vodka, 1 oz of key lime juice, and a few slices of key limes to each highball glass.
Fill each glass with ice. Crushed ice or small ice works best.
Fill the glasses with Key Lime La Croix sparkling water.
Top with additional sliced key limes, if preferred, and serve immediately.

three highball glasses of key lime la croix cocktail

Recipe FAQs and Variations

Is La Croix tonic water?

La Croix is not tonic water. La Croix is sparkling water which is plain water that is carbonated whereas tonic water is a bitter drink because of the addition of quinine.

What alcohol goes well with La Croix?

With sparkling water being low in sugar and effervescent, La Croix goes will with just about any alcohol. Vodka, Rosé, Tequila, Rum – they all combine well with La Croix to make a refreshing low sugar cocktail.

Does La Croix have Aspartame?

No, La Croix does not have any artificial sweeteners added. There are no sugars or artificial ingredients. This is why I love creating La Croix mixed drinks, because they’re low in sugar.

Is La Croix keto-friendly?

Yes, if you prefer a low-carb or Keto diet, La Croix and vodka cocktails are a great choice.

Recipe Variations

For a Key Lime La Croix mocktail, simply omit the vodka.
If you prefer your cocktails a bit sweeter, add in a hint of simple syrup to each glass.
For a large batch, simply combine all into a pitcher and then serve.
If you’re unable to find key lime juice, regular lime juice can be used instead.

an overhead shot of a key lime cocktail in a highball glass

Recommended kitchen resources for this recipe

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Enjoy these other key lime recipes!

Gluten-Free Key Lime Bars – tastes just like key lime pie!
Coconut Shrimp with Key Lime Aioli – you’ll feel like you’re eating beachside with this recipe!
Key Lime Power Balls with Prebiotics – an easy and healthy-ish snack with key lime flavors!
Honey Lime Chicken Wings – not key lime, but still your favorite lime flavors

Key Lime La Croix Cocktail Recipe

Key Lime La Croix Cocktail

Yield: 4

This Key Lime La Croix Cocktail is a refreshingly light cocktail that's low in both carbs and sugar. With a refreshing key lime La Croix sparkling water, vodka, and fresh key lime juice, it's the perfect light cocktail of choice!

Ingredients

4-6 cans Key Lime La Croix sparkling water
12 fresh key limes
4 oz. vodka
4 oz key lime juice
4 Highball glasses

Instructions

Slice each key lime in half and remove any seeds.
Add 1 oz of vodka, 1 oz of key lime juice, and a few slices of key limes to each highball glass.
Fill each glass with ice. Crushed ice or small ice works best.
Fill the glasses with Key Lime La Croix sparkling water.
Top with additional sliced key limes, if preferred, and serve immediately.

Notes

For a Key Lime La Croix mocktail, simply omit the vodka.
If you prefer your cocktails a bit sweeter, add in a hint of simple syrup to each glass.
For a large batch, simply combine all into a pitcher and then serve.
If you're unable to find key lime juice, regular lime juice can be used instead.
Nutritional Disclaimer

Jennifer

Jennifer is the recipe developer and food photographer behind Wanderlust and Wellness since 2016. She creates easy, approachable gluten-free recipes for the everyday home cook; because cooking gluten-free doesn’t mean food has to be complicated or tasteless.