View full-size photo · Photo: Open Food Facts contributors, CC BY-SA
Peanut Slab
Peanut Slab by Whittaker's provides 527 kcal per 100 g, with 48 g of sugars and 11.3 g of protein. That is 59% more sugar than the average product in this category. Its Nutri-Score is E and it is classified as NOVA 4 (ultra-processed food). It is listed in the Bars category and comes in a 180 g pack. Contains: milk, peanuts, soybeans.
Nutrient levels per 100 g
Levels use UK front-of-pack reference thresholds.
Nutrition facts
Serving size: 15 g
| Nutrient | Per 100 g | Per serving | % DV* | Category avg |
|---|---|---|---|---|
| Calories | 527 kcal | 79 kcal | 432 +22% | |
| Total fat | 31.3 g | 4.7 g | 6% | 20.4 +54% |
| Saturated fat | 14 g | 2.1 g | 11% | 7.7 +83% |
| Carbohydrates | 50 g | 7.5 g | 3% | 50.1 |
| Total sugars | 48 g | 7.2 g | 30.1 +59% | |
| Added sugars | 0 g | 0 g | 0% | 17.3 −100% |
| Dietary fiber | 0 g | 0 g | 0% | 7.7 −100% |
| Protein | 11.3 g | 1.7 g | 3% | 11.5 |
| Salt | 0.1 g | 0 g | 0.5 −72% |
*% Daily Value for a serving, based on a 2,000-calorie diet (FDA reference values). Category average across 2570 Bars products on Foodmetria.
Compared with other bars
Bar shows the share of products in this category that contain less of the nutrient.
Ingredients
MILK CHOCOLATE [SUGAR, COCOA SOLIDS+ 33%* (PURE COCOA BUTTER+ & COCOA MASS+), NZ MILK POWDER 17%*, EMULSIFIER (SOY LECITHIN), VANILLA FLAVOUR]; ROASTED PEANUTS 25%. *MINIMUM PERCENTAGE. +RAINFOREST ALLIANCE CERTIFIEDTM CONTAINS: MILK, SOY, PEANUTS. MAY CONTAIN: TREE NUTS, GLUTEN.
- Allergens
- MilkPeanutsSoybeans
- May contain traces
- GlutenNuts
Additives 2
Overexposure risk is based on EFSA evaluations as recorded by Open Food Facts.
Product details
- Quantity
- 180 g
- Serving size
- 15 g
- Labels & certifications
- Rainforest Alliance
- Sold in
- France, New Zealand
- Barcode
- 9403142001507
Prices reported by shoppers
Loading prices…
Frequently asked questions
How many calories are in Peanut Slab?
Peanut Slab contains 527 kcal per 100 g and about 79 kcal per serving (15 g).
How much sugar is in Peanut Slab?
Peanut Slab has 48 g of sugars per 100 g, which is considered high by UK front-of-pack guidelines.
Is Peanut Slab healthy?
It has a Nutri-Score of E (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.
Is Peanut Slab vegan?
Based on its ingredient list, it is not vegan.
What allergens does Peanut Slab contain?
According to the label data it contains: Milk, Peanuts, Soybeans. It may also contain traces of gluten, nuts. Recipes change — always check the package label.
Source: Open Food Facts (ODbL). Last updated March 24, 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.
a NOVA 4 
a 
c NOVA 3 
b NOVA 4 More bars
View all →
d NOVA 4 
d NOVA 3 
e NOVA 4 
b 
e NOVA 4 
d NOVA 4 More from Whittaker's
View all →
e NOVA 4 
e NOVA 4 
e NOVA 4 
e 
e NOVA 4