Rockstar Kiwi Watermelon contains 150 mg of caffeine per 500 ml can (30 mg per 100 ml), according to Open Food Facts.

Rockstar
per can
Not available on Amazon.fr
Available alternatives
- Monster Energy Ultra Paradise Monster · 150 mg · 500 ml
- Monster Energy Ultra Red Monster · 150 mg · 500 ml
- Monster Energy Ultra Rosa Monster · 150 mg · 500 ml
150 mg of caffeine, about 1.9 espressos. No sugar: the can is sweetened instead. 20 kcal for the whole can. Above 15 mg/100 ml the label must carry the "high caffeine content" notice.
Rockstar
| Brand country | United States source |
|---|---|
| Can size (ml) | 500 source |
| Caffeine (mg/can) | 150 source |
| Caffeine (mg/100 ml) | 30 source |
| Sugar (g/can) | 0 source |
| Calories (kcal) | 20 source |
Values for the format shown above, from the published label (brand website, Open Food Facts or retailer): each figure links to its source.
Pepsico Rockstar Kiwi Watermelon carries 150 mg of caffeine in a 500 ml can (17 fl oz), or 30 mg per 100 ml. The catalogue median is 30 mg per 100 ml.
There is no sugar in this can. Sweeteners carry the taste, which is what keeps it at 20 kcal instead of the 100-plus kcal of a typical sugared can.
It matches Crazy Tiger Feel Good milligram for milligram at 30 mg per 100 ml — which makes them interchangeable on paper.
On sugar the heaviest can in the catalogue is Burn Energy Drink (500 ml), at 15.0 g per 100 ml — a useful marker when reading the figure above.
More from Rockstar
- Rockstar Energy Original 30 mg/100 ml
- Rockstar Energy Original Zero Sugar 30 mg/100 ml
- Rockstar Punched Tropical Guava (500 ml) 30 mg/100 ml
Comparable doses (30 mg/100 ml)
- Aldi Energy Zero 30 mg/100 ml
- Celsius Sparkling Mango Lemon 30 mg/100 ml
- Crazy Tiger Feel Good 30 mg/100 ml
Frequently asked questions
How much caffeine is in Rockstar Kiwi Watermelon?
The can contains 150 mg of caffeine, which is 30 mg per 100 ml. EFSA puts the limit at 400 mg a day for adults, and 200 mg in a single serving.
Does Rockstar Kiwi Watermelon contain sugar?
No: the can has no sugar, it is sweetened instead. The sugar goes, the caffeine stays.
