Red Bull and sugar-free Red Bull, calories and caffeine
111 calories in a can of Red Bull, 13 in sugar-free
An 8.4 fl oz can of Red Bull has 111 calories and 26.4 g of sugar. USDA's sugar-free Red Bull comes in an 8.3 fl oz can with 13 calories and no sugar.
By weight that's 43 calories per 100 g for regular and 5 for sugar-free.
USDA FoodData Central. Beverages, Energy drink, Red Bull. USDA FoodData Central. Beverages, Energy drink, Red Bull, sugar free, with added caffeine, niacin, pantothenic acid, vitamins B6 and B12. Source checked September 29, 2026.
Bigger servings of Red Bull
USDA also lists 12 fl oz and 16 fl oz servings of regular Red Bull, at 159 and 212 calories. They have 107 mg and 142.7 mg of caffeine.
The sugar-free record has only its one can size, so there are no bigger sugar-free rows in the table.
| Portion | Weight | Calories kcal | Protein g | Carbs g | Fat g | Fiber g | Sugar g | Sodium mg | Caffeine mg | Portion source |
|---|---|---|---|---|---|---|---|---|---|---|
| 8.4 fl oz can of Red Bull | 258 g | 111 | 1.2 | 26.4 | 0 | 0 | 26.4 | 100.6 | 74.8 | USDA portion, one 8.4 fl oz can |
| 8.3 fl oz can of sugar-free Red Bull | 250 g | 13 | 0.6 | 1.8 | 0.2 | 0 | 0 | 207.5 | 75 | USDA portion, one 8.3 fl oz can |
| 12 fl oz Red Bull | 369 g | 159 | 1.7 | 37.7 | 0 | 0 | 37.7 | 143.9 | 107 | USDA portion, one 12 fl oz serving |
| 16 fl oz Red Bull | 492 g | 212 | 2.3 | 50.3 | 0 | 0 | 50.3 | 191.9 | 142.7 | USDA portion, one 16 fl oz serving |
| 8 fl oz unbranded energy drink | 240 g | 149 | 1 | 36 | 0 | 0 | 33 | 115.2 | 91.2 | USDA portion, 8 fl oz |
| 8 fl oz unbranded sugar-free energy drink | 240 g | 10 | 1 | 1 | 0 | 0 | 0 | 100.8 | 76.8 | USDA portion, 8 fl oz |
USDA FoodData Central. Beverages, Energy drink, Red Bull. USDA FoodData Central. Beverages, Energy drink, Red Bull, sugar free, with added caffeine, niacin, pantothenic acid, vitamins B6 and B12. USDA FoodData Central. Beverages, Energy Drink with carbonated water and high fructose corn syrup. USDA FoodData Central. Beverages, Energy Drink, sugar free. Source checked September 29, 2026.
Nearly all of Red Bull's carbs are sugar
Per 100 g, Red Bull has 10.2 g of carbs, and USDA lists 10.2 g of sugar. It has 0.5 g of protein and no fat or fiber.
The table below is for one 8.4 fl oz can.
Weighing it against a soda? Regular and diet cola have their own comparison, and the full list of calorie references has the rest.
| Nutrient | 8.4 fl oz can of Red Bull | Per 100 g |
|---|---|---|
| Calories | 111 kcal | 43 kcal |
| Protein | 1.2 g | 0.5 g |
| Carbs | 26.4 g | 10.2 g |
| Fat | 0 g | 0 g |
| Fiber | 0 g | 0 g |
| Sugar | 26.4 g | 10.2 g |
| Sodium | 100.6 mg | 39 mg |
USDA FoodData Central. Beverages, Energy drink, Red Bull. Source checked September 29, 2026.
Red Bull next to USDA's unbranded energy drinks
USDA's unbranded energy drink with high fructose corn syrup has 62 calories, 13.8 g of sugar and 38 mg of caffeine per 100 g. Red Bull has 43 calories, 10.2 g of sugar and 29 mg.
The unbranded sugar-free drink has 4 calories and 32 mg of caffeine per 100 g, near sugar-free Red Bull's 5 calories and 30 mg.
| Preparation | Weight | Calories kcal | Protein g | Carbs g | Fat g | Fiber g | Sugar g | Sodium mg | Caffeine mg |
|---|---|---|---|---|---|---|---|---|---|
| Red Bull | 100 g | 43 | 0.5 | 10.2 | 0 | 0 | 10.2 | 39 | 29 |
| Sugar-free Red Bull | 100 g | 5 | 0.3 | 0.7 | 0.1 | 0 | 0 | 83 | 30 |
| Unbranded energy drink with high fructose corn syrup | 100 g | 62 | 0.4 | 15 | 0 | 0 | 13.8 | 48 | 38 |
| Unbranded sugar-free energy drink | 100 g | 4 | 0.4 | 0.4 | 0 | 0 | 0 | 42 | 32 |
USDA FoodData Central. Beverages, Energy drink, Red Bull. USDA FoodData Central. Beverages, Energy drink, Red Bull, sugar free, with added caffeine, niacin, pantothenic acid, vitamins B6 and B12. USDA FoodData Central. Beverages, Energy Drink with carbonated water and high fructose corn syrup. USDA FoodData Central. Beverages, Energy Drink, sugar free. Source checked September 29, 2026.
For a can size that isn't listed
Pour the drink into a glass on a scale and enter the grams below. The calculator below uses regular Red Bull, 43 calories per 100 g.
Drinking another brand? Tell TrueCal the brand and can size and review its estimate.
258 g has about 110.9 calories.
USDA FoodData Central. Beverages, Energy drink, Red Bull. USDA FoodData Central. Beverages, Energy drink, Red Bull, sugar free, with added caffeine, niacin, pantothenic acid, vitamins B6 and B12. Source checked September 29, 2026.
How much caffeine is in a can of Red Bull?
USDA lists 74.8 mg in the 8.4 fl oz can of regular Red Bull and 75 mg in the 8.3 fl oz can of sugar-free.
USDA FoodData Central. Beverages, Energy drink, Red Bull. USDA FoodData Central. Beverages, Energy drink, Red Bull, sugar free, with added caffeine, niacin, pantothenic acid, vitamins B6 and B12. Source checked September 29, 2026.
Does sugar-free Red Bull have any carbs?
A little. USDA lists 0.7 g of carbs and 0 g of sugar per 100 g, which is 1.8 g of carbs in a can.
USDA FoodData Central. Beverages, Energy drink, Red Bull, sugar free, with added caffeine, niacin, pantothenic acid, vitamins B6 and B12. Source checked September 29, 2026.
Log the portion you ate
Add food from a photo or a sentence, then check the portion before saving.
USDA FoodData Central. Beverages, Energy drink, Red Bull. USDA FoodData Central. Beverages, Energy drink, Red Bull, sugar free, with added caffeine, niacin, pantothenic acid, vitamins B6 and B12. USDA FoodData Central. Beverages, Energy Drink with carbonated water and high fructose corn syrup. USDA FoodData Central. Beverages, Energy Drink, sugar free. Source checked September 29, 2026.