1 / 7USN Muscle Fuel Anabolic Vanilla Mass Gainer, 4 kg
USN Muscle Fuel Anabolic is a vanilla-flavoured mass-gainer powder in a 4 kg tub, combining protein, carbohydrates, creatine, amino acids, vitamins and minerals. Its stated protein and carbohydrate amounts may suit buyers seeking a more substantial training shake than protein powder alone, but ingredient sensitivities and serving directions matter.
At a glance
- The listing describes a combined protein-and-carbohydrate shake with creatine, BCAAs, amino acids, vitamins and minerals.
- Manufacturer states 54 g protein and 77g carbohydrates, alongside 850mg of HMB.
- Directions specify mixing 3 heaped scoops with 500-600ml of cold water.
- The listing states 26.0 servings per container and identifies the flavour as vanilla.
Reference price: £70.00
Price checked: 12 Nov 2026
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Pros and cons
Pros
- Combines protein and carbohydrates with creatine and other listed ingredients, so buyers need not assemble each of these components separately.
- Listing describes it as easy to mix with water and suitable for post-workout use.
- Caffeine-free and identified as vegetarian in the product details.
Cons
- Contains egg, gluten, milk and soy, which rules it out for people avoiding any of those listed allergens.
- A 4 kg tub is a substantial quantity, while the listed 26.0 servings indicate a large scoop-based serving.
Technical specifications
17 specifications| Brand | USN |
|---|---|
| Model | USN Muscle Fuel Anabolic |
| Flavour | Vanilla |
| Product type | Protein Powder |
| Diet type | Vegetarian |
| Age range | Adult |
| Country of origin | Belgium |
| Protein | 54 g |
|---|---|
| Carbohydrates | 77g |
| Protein source | Egg, Soy, Whey |
| Caffeine | Caffeine Free |
| Allergen information | Contains: Egg, Gluten, Milk, Soy |
| Servings per container | 26.0 |
|---|---|
| Weight listed | 4 Kilograms |
| Dimensions listed | 29.2 x 29.2 x 25.5 centimetres |
| Package type | Tub |
| Model number | MMUS010 |
What to know before buying
- Follow the supplied mixing and intake directions. The listing says not to combine it with another creatine supplement or exceed recommended intake, and advises consulting a doctor before use, especially with a medical condition. It is not suitable during pregnancy, lactation or for anyone under 18. It should not replace a varied, balanced diet, and the listing notes variable lactose tolerance.
Listing details to confirm
The product details identify 26.0 servings, while the directions prescribe different daily amounts by body weight and initial days. Treat these as distinct listing statements rather than a guaranteed duration of supply. The headline also advertises 5g creatine and 5g BCAA, but the description does not confirm those per-serving quantities. The customer summary mentions added creatine without verifying its amount.
Who is it for?
A good fit for
- People looking for a vanilla mass-gainer shake with protein and carbohydrates plus listed creatine and amino-acid ingredients.
- Vegetarians who can consume egg, gluten, milk and soy, and want a powder mixed with water.
- Buyers who prefer a caffeine-free option for a post-workout shake.
Less suited to
- Anyone avoiding egg, gluten, milk or soy.
- People seeking a low-carbohydrate protein powder or a product with a confirmed per-serving creatine or BCAA dose.
- Anyone under 18, pregnant or lactating, or unable to follow the listed intake and medical advice conditions.

Customer reviews on Amazon
- 5 stars
77% 77% - 4 stars
12% 12% - 3 stars
4% 4% - 2 stars
2% 2% - 1 star
5% 5%
Customer feedback reports good perceived quality and easy mixing, with some customers appreciating that creatine is included. Taste and value receive mixed reactions. For buyers wanting a substantial shake, reported mixability may be useful, but taste preferences vary and feedback does not establish the listed nutrient amounts or outcomes.
Positive themes
- Customers describe the powder as good quality and say it mixes well.
Mixed feedback
- Taste reactions vary, with some customers liking it and others disliking it.
- Value for money opinions are mixed.
Frequently asked questions
How much protein and carbohydrate does the listing state?
It states 54 g protein and 77g carbohydrates. These are listing claims, and the material provided does not specify their serving basis.
How should the powder be mixed?
The directions say to add 3 heaped scoops to 500-600ml of cold water and mix with a blender or handheld shaker for about 30 seconds.
Does the listing confirm 5g of creatine and BCAAs per serving?
The title claims 5g creatine and 5g BCAA, but the supplied product description does not confirm those amounts per serving. Check the selected pack's label if those doses are important.
Is this product suitable for people with food allergies?
The details list egg, gluten, milk and soy. Avoid it if you need to exclude any of these allergens.

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