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Relentless Energy Drink
Energy drink
Relentless Energy Drink by Relentless provides 22 kcal per 100 ml, with 4.8 g of sugars and 0 g of protein. That is 22% less sugar than the average product in this category. Its Nutri-Score is C and it is classified as NOVA 4 (ultra-processed food). It is listed in the Energy drinks category and comes in a 500ml pack.
Nutrient levels per 100 ml
Levels use UK front-of-pack reference thresholds for drinks.
Nutrition facts
Serving size: 500ml
| Nutrient | Per 100 ml | Per serving | % DV* | Category avg |
|---|---|---|---|---|
| Calories | 22 kcal | 110 kcal | 34 −35% | |
| Total fat | 0 g | 0 g | 0% | 0.2 −100% |
| Saturated fat | 0 g | 0 g | 0% | 0.1 −100% |
| Carbohydrates | 6.1 g | 30.5 g | 11% | 7.4 −17% |
| Total sugars | 4.8 g | 24 g | 6.2 −22% | |
| Added sugars | 2.6 g | 13 g | 26% | 5 −48% |
| Dietary fiber | 0 g | 0 g | 0% | 0.4 −100% |
| Protein | 0 g | 0 g | 0% | 0.5 −100% |
| Salt | 0.1 g | 0.7 g | 0.3 −55% |
*% Daily Value for a serving, based on a 2,000-calorie diet (FDA reference values). Category average across 2312 Energy drinks products on Foodmetria.
Compared with other energy drinks
Bar shows the share of products in this category that contain less of the nutrient.
Ingredients
carbonated water, sucrose, acid (citric acid), taurine 0.4%, acidity regulator (sodium citrate), preservatives (potassium sorbate, sodium benzoate), colour (caramel E150d), flavourings, caffeine 0.03%, vitamins (B3, B5, B6, B12), guarana seed extract 0.002%
Additives 5
Overexposure risk is based on EFSA evaluations as recorded by Open Food Facts.
Product details
- Quantity
- 500ml
- Serving size
- 500ml
- Sold in
- United Kingdom
- Barcode
- 5060466510296
Prices reported by shoppers
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Frequently asked questions
How many calories are in Relentless Energy Drink?
Relentless Energy Drink contains 22 kcal per 100 ml and about 110 kcal per serving (500ml).
How much sugar is in Relentless Energy Drink?
Relentless Energy Drink has 4.8 g of sugars per 100 ml, which is considered moderate by UK front-of-pack guidelines.
Is Relentless Energy Drink healthy?
It has a Nutri-Score of C (A is best, E is worst); it is in NOVA group 4 — ultra-processed food. Scores describe nutritional quality and processing, not suitability for your individual diet.
Source: Open Food Facts (ODbL). Last updated March 27, 2026. Spotted a mistake? Edit this product on Open Food Facts. Not medical advice — always check the package label.
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