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O. Energy
O. Energy by Optimum Nutrition provides 1 kcal per 100 g, with 0 g of sugars and 0 g of protein. It is classified as NOVA 4 (ultra-processed food).
Nutrient levels per 100 g
Levels use UK front-of-pack reference thresholds.
Nutrition facts
Serving size: 1 Can (355 g)
| Nutrient | Per 100 g | Per serving | % DV* |
|---|---|---|---|
| Calories | 1 kcal | 5 kcal | |
| Total fat | 0 g | 0 g | 0% |
| Carbohydrates | 0.3 g | 1 g | 0% |
| Total sugars | 0 g | 0 g | |
| Protein | 0 g | 0 g | 0% |
| Salt | 0.1 g | 0.2 g |
*% Daily Value for a serving, based on a 2,000-calorie diet (FDA reference values).
Serving size from the US product label in USDA FoodData Central, label data from August 2023. Other values: Open Food Facts.
Ingredients
Carbonated Water, Amino Blend (L-Threonine, L-Leucine, L-Citrulline, L-Theanine, L-Alanyl-L-Glutamine, Micronized Taurine, L-Lysine Hydrochloride), Natural and Artificial Flavor, Citric Acid, Malic Acid, Sodium Citrate, Potassium Sorbate and Potassium Benzoate (as Preservatives), Sucralose, Caffeine (from Tea Leaf and/or Coffee Bean), Tartaric Acid, Potassium Chloride, Magnesium Phosphate
Additives 7
Overexposure risk is based on EFSA evaluations as recorded by Open Food Facts.
Product details
- Serving size
- 1 Can (355 g)
- Sold in
- United States
- Barcode
- 0748927960600
Prices reported by shoppers
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Frequently asked questions
How many calories are in O. Energy?
O. Energy contains 1 kcal per 100 g and about 5 kcal per serving (1 Can (355 g)).
How much sugar is in O. Energy?
O. Energy has 0 g of sugars per 100 g, which is considered low by UK front-of-pack guidelines.
Is O. Energy healthy?
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 January 19, 2025. Spotted a mistake? Edit this product on Open Food Facts. Not medical advice — always check the package label.
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