What Is a Large Barq’s Root Beer?
A Large Barq’s Root Beer is a bold, spiced soda with a signature bite, served in a generous 30–44 oz cup at restaurants, diners, and fast-food spots. Known for its strong vanilla and wintergreen notes, Barq’s® stands out among root beers with a slightly sharper carbonation and a touch of caffeine. The large size is perfect for enjoying the drink over a full meal or for taking on the go.

What’s Included in a Large Barq’s Root Beer?
When you order a Large Barq’s® Root Beer, you can expect:
- A 30–44 oz fountain cup
 - Freshly poured and filled with ice (unless requested otherwise)
 - Secure lid and straw for take-out orders
 - The original Barq’s® flavor formula with a caffeinated kick (unlike most root beers)
 
Many diners like Waffle House serve it from the fountain for maximum fizz and flavor.
Price of a Large Barq’s Root Beer
The price for a Large Barq’s® Root Beer is generally $2.29–$2.59, depending on location and region. Many sit-down restaurants also provide free refills for dine-in customers.
Estimated Price: $2.39
Calories in a Large Barq’s Root Beer
A large serving of Barq’s® Root Beer is a full-sugar soda, so it’s higher in calories and sugar content compared to diet drinks.
Total Calories: ~420–450 calories (depending on serving size and ice level)
Nutritional Highlights (per 32 oz serving):
- Total Fat: 0g
 - Sodium: ~200mg
 - Total Carbohydrates: ~118g
 - Sugars: ~118g
 - Protein: 0g
 - Caffeine: ~45–50mg
 
Note: Barq’s® is one of the only mainstream root beers with caffeine.
Customize Your Drink
You can personalize your Large Barq’s® Root Beer order by:
- No Ice: Get more soda in your cup
 - Extra Ice: Keep it ice-cold for longer
 - Vanilla Shot: Some soda fountains allow adding extra vanilla syrup
 - Root Beer Float Style: If ice cream is available, turn it into a classic dessert
 
How It Compares to Other Root Beers
Barq’s® Root Beer stands apart from other brands like A&W® or Mug® because:
- It contains caffeine, offering a mild energy boost
 - It has a sharper carbonation for a bolder mouthfeel
 - Its flavor profile is slightly less creamy and more spiced
 
Allergen & Ingredient Info
Barq’s® Root Beer is generally allergen-friendly.
Main Ingredients:
- Carbonated water
 - High fructose corn syrup
 - Caramel color
 - Sodium benzoate (preservative)
 - Natural and artificial flavors
 - Caffeine
 - Citric acid
 
FAQs About Large Barq’s® Root Beer
Does Large Barq’s® Root Beer have caffeine?
Yes, it has about 45–50mg per large serving.
Is Large Barq’s® Root Beer refillable at diners like Waffle House?
Yes, most offer free refills when dining in.
Can I get it without ice?
Yes—just ask for “Large Barq’s® Root Beer, no ice”.
How much sugar is in a large Barq’s® Root Beer?
About 118g of sugar in a 32 oz serving.
Is it gluten-free?
Yes, Barq’s® Root Beer is considered gluten-free.
Conclusion
A Large Barq’s® Root Beer delivers a bold, fizzy, and slightly caffeinated twist on a classic soda. Perfect for pairing with burgers, breakfast platters, or fried foods, it’s a flavorful choice for root beer fans who want a little more kick. While high in sugar, it’s a nostalgic treat worth enjoying in moderation.