01
Fit & sizing
This item is not sold by a conventional clothing size. Select a colour or configuration above where available.
Complimentary UK delivery over £50Specialists available online · Easy returns within 30 days
As shown
The details
Everything worth knowing.
Verified catalogue information, practical sizing guidance and the details that help you decide.
Applied Nutrition Critical Mass Professional Lean Mass Gainer Chocolate 2.4kg (16 Servings) The UK's most trusted mass gainer for serious size & strength – Critical Mass Professional is the ultimate high-calorie weight gainer. 1,000+ calories per serving – packed with high-quality protein & carbs – delivers a caloric surplus essential for lean muscle gain. Powerful creatine & glutamine complex for performance & recovery – enhanced with creatine monohydrate. Optimal weight gain formula for hard gainers & athletes. Easy mixing & delicious flavours for maximum enjoyment – designed for convenience, this instantized protein powder mixes effortlessly in water or milk, creating a smooth, creamy texture with no lumps or grittiness. Informed Sport Registered & Halal Certified. Added HMB, Glutamine, Leucine & Creatine Matrix. Added Fats: CLA & MCT Powder. Critical Mass is quite simply the UK's favourite and trusted mass gain supplement, it uses the highest quality of ingredients, all of which have been carefully selected for the ability to deliver quality Lean Mass Gainz allowing you to rack up the calories for your daily count. New reduced sugar formulation contains 42g of both fast and slowly digested proteins per serving including ISO-XP 95% Whey Protein Isolate. UK: Applied Nutrition Limited, Trio, Acornfield Road, Knowsley, L33 7UG EU: Applied Nutrition Limited, Unit 495, Moat House, 54 Bloomfield Avenue, Belfast, BT5 5AD
- 1,000+ calories per serving – packed with high-quality protein & carbs – delivers a caloric surplus essential for lean muscle gain.
- Powerful creatine & glutamine complex for performance & recovery – enhanced with creatine monohydrate.
- Optimal weight gain formula for hard gainers & athletes.
- Informed Sport Registered & Halal Certified.
- Protein selected from Applied Nutrition's current catalogue
- Product type
- Protein
- Colours
- 1
- Sizes listed
- Not sized
- Reference
- FH-P-2AF3758A28B3
Your buying guide
Choose with confidence.
Helpful context without inventing specifications the brand or supplier has not provided.
02
Care
Follow the brand care label or product documentation. For leather, jewellery and watches, avoid prolonged moisture, heat and chemical contact.
03
Delivery & returns
Complimentary UK delivery is available over £50. Eligible items can be returned within 30 days in their original, unworn condition.
04
Availability
In stock in at least one listed variation. Final availability is confirmed before payment.
You may also like
More for him
Applied Nutrition
£50.00
Critical Mass Professional Lean Mass Gainer White Chocolate Raspberry 2.4Kg (16 Servings)
As shown
Applied Nutrition
£40.00
Critical Mass Professional Lean Mass Gainer Strawberry 2.4kg (16 Servings)
As shown
Applied Nutrition
£40.00
Critical Mass Professional Lean Mass Gainer Vanilla 2.4kg (16 Servings)
As shown
Applied Nutrition
£50.00
Critical Mass Professional Lean Mass Gainer Banana 2.4kg (16 Servings)
As shown
Applied Nutrition
£93.75
Critical Mass Professional Lean Mass Gainer Chocolate 6Kg (40 Servings)
As shown
Applied Nutrition
£87.50
Critical Mass Professional Lean Mass Gainer Banana 6kg (40 Servings)
As shown
Applied Nutrition
£93.75
Critical Mass Professional Lean Mass Gainer Strawberry 6kg (40 Servings)
As shown
Applied Nutrition
£93.75
Critical Mass Professional Lean Mass Gainer Vanilla 6kg (40 Servings)
As shown