In this ultimate guide to Weetabix, I’ll help you find the calorie and serving information you need in quick and easy-to-follow charts.
Including; calories for various portions of Weetabix with various types of milk such as oat, almond, soya, and toppings such as sugar and fruit.
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Weetabix Weights
To calculate serving sizes and calorie values, it’s helpful to know how much each serving of Weetabix weighs.
The table below shows the weights of various portions of Weetabix biscuits (without milk) in both grams and ounces. These weights apply to Original Weetabix and are the same for the USA and the UK.
| Number of Weetabix Biscuits | Weight in Grams | Weight in Ounces |
| One biscuit | 18.8g | 0.7oz |
| Two biscuits | 37.5g | 1.3oz |
| Three biscuits | 56.3g | 2oz |
| Four biscuits | 75g | 2.6oz |
| Five biscuits | 93.8g | 3.3oz |
Weetabix Serving Size
The recommended serving size of Original Weetabix Biscuits is two biscuits with around 150ml of milk.
A serving of two Weetabix biscuits weigh 37.5g/1.3oz and contains 136 calories (in kcal) without milk or 211 calories with 150ml of semi-skimmed milk.
For more Weetabix calories with different types of milk, take a look at the next section.
Weetabix Calories
The table below shows the calories for various servings of Original Weetabix Biscuits (without milk). This is based on calorie information taken from Weetabix pack information using the weights above.
| Number of Weetabix Biscuits | Calories in kcal |
| One biscuit | 68 |
| Two biscuits | 136 |
| Three biscuits | 204 |
| Four biscuits | 272 |
| Five biscuits | 340 |
Weetabix Calories With Milk (Various Types)
The charts in this section show how many calories there are in various servings of Original Weetabix with various types of milk, depending on which one you like best.
Milk values are based on a recommended amount of 150ml (5.07fl oz) and using average milk calorie values from standard supermarket brand kinds of milk.
Weetabix & Skimmed Milk
The first chart is based on Original Weetabix Biscuits with 150ml of skimmed low-fat cow’s milk and assumes that the milk contains 53 calories (in kcal) per serving.
| Number of Weetabix Biscuits | Total calories With Skimmed Milk |
| One biscuit | 121kcal |
| Two biscuits | 189kcal |
| Three biscuits | 257kcal |
| Four biscuits | 325kcal |
| Five biscuits | 393kcal |
Weetabix & Semi-Skimmed Milk
This chart is based on Original Weetabix Biscuits with 150ml of semi-skimmed medium-fat cow’s milk and assumes that the milk contains 75 calories (in kcal) per serving.
| Number of Weetabix Biscuits | Total calories With 150ml of Semi-Skimmed Milk |
| One biscuit | 143kcal |
| Two biscuits | 211kcal |
| Three biscuits | 279kcal |
| Four biscuits | 347kcal |
| Five biscuits | 415kcal |
Weetabix & Full-Fat Milk
This chart is based on Original Weetabix Biscuits with 150ml of full-fat cow’s milk and assumes that the milk contains 99 calories (in kcal) per serving.
| Number of Weetabix Biscuits | Total calories With 150ml of Full Fat Milk |
| One biscuit | 167kcal |
| Two biscuits | 235kcal |
| Three biscuits | 303kcal |
| Four biscuits | 371kcal |
| Five biscuits | 439kcal |
Weetabix & Almond Milk
This chart is based on Original Weetabix Biscuits with 150ml of almond milk and no-sugar almond milk and assumes that almond milk contains 33 calories (in kcal) no-added-sugar almond milk contains 20kcal per serving.
| Number of Weetabix Biscuits | Total calories With 150ml of Almond Milk | Total calories With 150ml of No-Added-Sugar Almond Milk |
| One biscuit | 101kcal | 88kcal |
| Two biscuits | 169kcal | 156kcal |
| Three biscuits | 237kcal | 224kcal |
| Four biscuits | 305kcal | 292kcal |
| Five biscuits | 373kcal | 360kcal |
Weetabix & Oat Milk
This chart is based on Original Weetabix Biscuits with 150ml of oat milk and no-sugar oat milk and assumes that oat milk contains 66 calories (in kcal), and no-added-sugar oat milk contains 60kcal per serving.
| Number of Weetabix Biscuits | Total calories With 150ml of Oat Milk | Total calories With 150ml of No-Added-Sugar Oat Milk |
| One biscuit | 134kcal | 128kcal |
| Two biscuits | 202kcal | 196kcal |
| Three biscuits | 270kcal | 264kcal |
| Four biscuits | 338kcal | 332kcal |
| Five biscuits | 406kcal | 400kcal |
Weetabix & Soya Milk
This chart is based on Original Weetabix Biscuits with 150ml of soya milk and no-sugar soya milk and using the assumption that soya milk contains 59 calories (in kcal), and no-added-sugar soya milk contains 50kcal per serving.
| Number of Weetabix Biscuits | Total calories With 150ml of Soya Milk | Total calories With 150ml of No-Added-Sugar Soya Milk |
| One biscuit | 127kcal | 118kcal |
| Two biscuits | 195kcal | 186kcal |
| Three biscuits | 263kcal | 254kcal |
| Four biscuits | 331kcal | 322kcal |
| Five biscuits | 399kcal | 390kcal |
Weetabix Calories With Toppings
The chart below shows other toppings often used on Weetabix and calories based on average-sized portions. Use this in addition to the Weetabix calories above (with and without milk) to work out any additional calories.
| Weetabix Topping | Additional Calories |
| 100g Greek/Natural Yogurt (full fat) | 105kcal |
| 100g Greek/Natural Yogurt (low fat) | 55kcal |
| 100g Fruit Yogurt (full fat with sugar) | 100kcal |
| 100g Fruit Yogurt (low fat/sugar) | 75kcal |
| Sugar (10g) | 40kcal |
| Honey (10g) | 33kcal |
| Mixed Berries (80g) | 34kcal |
| Chopped Banana (one small) | 90kcal |
More Weetabix Serving & Calorie FAQs
100g of Weetabix equals just under five biscuits that weigh 93.8g/3.3oz per serving.
Based on two Weetabix biscuits containing 136kcal and 250ml of semi-skimmed milk containing 125kcal, each serving of Weetabix with 250ml of milk contains 261kcal in total.
Two Weetabix with 150ml of semi-skimmed milk contains 211 calories (in kcal). If you add a smaller chopped banana containing around 90kcal, the total calories per serving will be 301kcal.
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