View full-size photo · Photo: Open Food Facts contributors, CC BY-SA
RW Knudsen Prune Juice
RW Knudsen Prune Juice by KNUDSEN ORGANIC provides 78 kcal per 100 g, with 15.2 g of sugars and 0.4 g of protein. That is 61% more sugar than the average product in this category. Its Nutri-Score is E and it is classified as NOVA 1 (unprocessed or minimally processed). It is listed in the Fruit juices category.
Nutrient levels per 100 g
Levels use UK front-of-pack reference thresholds.
Nutrition facts
Serving size: 1 Bottle (270 ml)
| Nutrient | Per 100 g | Per serving | % DV* | Category avg |
|---|---|---|---|---|
| Calories | 78 kcal | 211 kcal | 46 +68% | |
| Total fat | 0 g | 0 g | 0% | 0.3 −100% |
| Saturated fat | 0.1 g | 0.2 g | 1% | 0.1 −30% |
| Carbohydrates | 20 g | 54 g | 20% | 10.5 +91% |
| Total sugars | 15.2 g | 41.1 g | 9.5 +61% | |
| Added sugars | 0 g | 0 g | 0% | 1.9 −100% |
| Dietary fiber | 1.3 g | 3.5 g | 13% | 0.6 +121% |
| Protein | 0.4 g | 1.2 g | 2% | 0.4 |
| Salt | 0 g | 0.1 g | 0.2 −90% |
*% Daily Value for a serving, based on a 2,000-calorie diet (FDA reference values). Category average across 3466 Fruit juices products on Foodmetria.
Nutrition claims check
Claims its numbers support
- Fat-free
- 0 g fat per 100 g (EU: no more than 0.5 g per 100 g)
- Low saturated fat
- 0.1 g per 100 g, 1% of calories (EU: no more than 1.5 g per 100 g and 10% of calories)
- Very low sodium
- 8 mg sodium per 100 g (EU: no more than 40 mg per 100 g)
- Source of fiber
- 1.3 g fiber per 100 g (EU: at least 3 g per 100 g or 1.5 g per 100 kcal)
Checked against the per-100 g thresholds of EU Regulation 1924/2006, using the nutrition data above. US labels follow FDA rules, which are mostly based on serving size and can give a different result; FDA has no defined “low sugar” claim.
Compared with other fruit juices
Bar shows the share of products in this category that contain less of the nutrient.
Ingredients
ORGANIC PRUNE JUICE.
Product details
- Serving size
- 1 Bottle (270 ml)
- Labels & certifications
- OrganicNo GMOsUSDA OrganicNo added sugarNon GMO project
- Sold in
- France, United States, world
- Barcode
- 0074682107128
Prices reported by shoppers
Loading prices…
Recipe & label changes
-
October 5, 2026
- Name: prune juice → RW Knudsen Prune Juice
- Nutri-Score: — → e
- Calories: 180 → 78
- Sugars: 35 → 15.22
- Salt: 0.04 → 0.02
- Protein: 1 → 0.43
- Fiber: 3 → 1.3
Changes to this product's label data recorded since Foodmetria started tracking it.
Frequently asked questions
How many calories are in RW Knudsen Prune Juice?
RW Knudsen Prune Juice contains 78 kcal per 100 g and about 211 kcal per serving (1 Bottle (270 ml)).
How much sugar is in RW Knudsen Prune Juice?
RW Knudsen Prune Juice has 15.2 g of sugars per 100 g, which is considered moderate by UK front-of-pack guidelines.
Is RW Knudsen Prune Juice healthy?
It has a Nutri-Score of E (A is best, E is worst); it is in NOVA group 1 — unprocessed or minimally processed. Scores describe nutritional quality and processing, not suitability for your individual diet.
Is RW Knudsen Prune Juice vegan?
Based on its ingredient list, it appears to be vegan. Always check the package label.
Source: Open Food Facts (ODbL). Last updated October 5, 2026. Spotted a mistake? Edit this product on Open Food Facts. Not medical advice — always check the package label.
Reviews
Compare & rankings
Healthier alternatives
Best in category →Same category, meaningfully better on at least one measure and no worse on the others. Each card shows what improves.
b 
b NOVA 1 
b 
b More fruit juices
View all →
e NOVA 4 
c NOVA 1 
e NOVA 4 
e NOVA 3 
e NOVA 4 
d NOVA 4 