Endless Summer is a vibrant, citrusy Dirty Soda from Swig that combines the crisp fizz of Mountain Dew with pomegranate, grapefruit, and a splash of fresh lime. It’s light, refreshing, and has just the right balance of tart and sweet, perfect for a tropical escape in every sip.

Price by Drink Size
Here’s a breakdown of the price based on drink size:
| Drink Size | Price (USD) | Calories |
|---|---|---|
| 12 oz (Kids Cup) | $1.50 | 140 |
| 16 oz | $1.75 | 180 |
| 24 oz | $2.20 | 270 |
| 32 oz | $2.45 | 370 |
| 44 oz | $2.65 | 500 |
Ingredients List
Endless Summer is made with a combination of bold and fresh ingredients:
- Mountain Dew – A citrus-flavored soda with a caffeine kick
- Pomegranate Syrup – Adds a rich, tart sweetness
- Grapefruit Syrup – Balances the drink with a citrus tang
- Fresh Lime – Gives the drink a zesty, refreshing burst
The result is a tropical-inspired soda that’s sweet, tart, and fizzy, perfect for a summer day or whenever you need a flavor boost.
Nutrition Facts
| Nutrient | 12 oz | 16 oz | 24 oz | 32 oz | 44 oz |
|---|---|---|---|---|---|
| Calories | 140 | 180 | 270 | 370 | 500 |
| Total Fat | 0g | 0g | 0g | 0g | 0g |
| Saturated Fat | 0g | 0g | 0g | 0g | 0g |
| Cholesterol | 0mg | 0mg | 0mg | 0mg | 0mg |
| Sodium | 25mg | 30mg | 45mg | 60mg | 80mg |
| Total Carbs | 38g | 50g | 74g | 98g | 116g |
| Sugars | 36g | 48g | 70g | 92g | 110g |
| Protein | 0g | 0g | 0g | 0g | 0g |
| Caffeine | 54mg | 72mg | 108mg | 144mg | 180mg |
Allergen Information
The Swig Endless Summer may contain the following allergens:
- Citrus – From lime, grapefruit, and pomegranate (some citrus-sensitive individuals may want to avoid it)
- Caffeine – Due to the Mountain Dew base
- Artificial Sweeteners – Found in Mountain Dew’s sugar-free options (if using Diet Mountain Dew)
Make sure to let the staff know if you have any severe allergies, as cross-contact can occur in a shared preparation environment.
FAQs About Swig Endless Summer
What size of Endless Summer is the best value?
The 24 oz and 32 oz sizes are the best value for most people. They provide enough drink volume for a reasonable price while offering the best balance of flavor.
Can I get Endless Summer with Diet Mountain Dew?
Yes! Diet Mountain Dew is a great alternative for a sugar-free version of the drink, without sacrificing the citrusy base.
How many calories are in a 32 oz Endless Summer?
A 32 oz Endless Summer contains 370 calories. You can reduce calories by opting for light coconut cream or sugar-free syrups.
Can I get Endless Summer without coconut cream?
Yes! You can omit the coconut cream if you’re looking for a lighter version, or ask for extra lime or extra fruit for a more vibrant flavor.
What does Endless Summer taste like?
It’s tart, citrusy, and sweet all at once. The lime and grapefruit give it a refreshing zing, while the pomegranate and coconut cream round it out with tropical, creamy sweetness.
Is Endless Summer vegan?
If you omit the coconut cream, Endless Summer can be made vegan. Check with your Swig location to ensure that no dairy-based products are used in the preparation.
Is Endless Summer gluten-free?
Yes, Endless Summer is gluten-free, but always double-check with the staff about potential cross-contact, especially if you have severe allergies.
How much caffeine is in Endless Summer?
A 12 oz Endless Summer contains about 54 mg of caffeine, and the 44 oz can have up to 180 mg.
How do I make Endless Summer sugar-free?
To make Endless Summer sugar-free, swap the regular syrups for sugar-free pomegranate and sugar-free grapefruit syrup, and use Diet Mountain Dew as the base.
Can I add other flavors to Endless Summer?
Yes, you can customize it with other fruit syrups like mango, peach, or raspberry for a more complex flavor profile.