Critical Mass Professional Lean Mass Gainer Banana 6kg (40 Servings)
by Applied Nutrition
Applied Nutrition Critical Mass Professional is a high-calorie lean mass gainer delivering over 1,000 calories per 150g serving, formulated with a blend of proteins, carbohydrates, creatine monohydrate, and glutamine for size and recovery. Best for Hard gainers struggling to meet caloric targets through food alone and Athletes and bodybuilders in a deliberate bulking phase.
According to the AIScored 0–100 scoring system, Critical Mass Professional Lean Mass Gainer Banana 6kg (40 Servings) by Applied Nutrition scores 64.0/100, ranking #17 out of 23 products in Mass Gainers (2026). Strongest category: Side Effects (74.0/100). Weakest: Certifications (28.0/100).
Is Critical Mass Professional Lean ... worth buying?
“Applied Nutrition's Critical Mass Professional delivers over 1,000 calories per serving with creatine monohydrate and glutamine, making it ideal for hard gainers who want to build serious muscle without endless eating. Users consistently report visible gains in strength and size within 3–4 weeks, and at 64/100 it's a worthwhile option if you're genuinely committed to the training and nutrition discipline.”
What Do Reviewers Say About Critical Mass Professional Lean Mass Gainer Banana 6kg (40 Servings)?
Sample excerpts from currently available source material used in this product analysis.
"Great all round. First time I had used this, only bought it as on offer. Been using it for the past few weeks and already noticed mass gain, also lifting more. Tastes great too. Would definitely buy and recommend!"
"Great Flavour, Great Product!. Noticed since using this product I’ve bulked up on my arms & seeing results in less than 4 weeks."
"Great flavour it said 2 scoops in 500ml water but only used 1 and half scoops as strong tasting so its going to last me a bit longer"
"Disgusting is like a medicine 🤢🤢💊 dont try it cuz look nice just from the packaging"
"Hi everyone one, I did not like the test , the test is not like chocolate, ,I bought the same powder Before but test of this product its not the same as previous one ."
How does Critical Mass Professional Lean Mass ... score?
Detailed score breakdown and key findings from our analysis of 11 reviews across 2 sources.
Pros
- +High caloric density (1,000+ kcal per serving) suited to hard gainers
- +Most reviewers report visible mass and strength gains within 3–4 weeks
- +Added creatine monohydrate and glutamine support performance and recovery
- +Positive feedback on taste and mixability from the majority of buyers
- +Relatively low sugar content for a mass gainer, noted by multiple reviewers
Cons
- -Taste inconsistency reported between batches — some describe a chemical or medicinal flavour
- -Not third-party tested, so label accuracy and purity are unverified
- -Contains four allergens (milk, soy, wheat, oat), restricting use for those with intolerances
- -Very large serving size (150g) may be impractical for some users or cause digestive discomfort
Best For
Watch Out
- !Batch-to-batch taste variability reported — flavour may differ from previous purchases
- !Multiple allergens (milk, soy, wheat, oat) — unsuitable for those with relevant intolerances
- !No third-party certification — label claims for protein and calorie content are unverified
- !Very high calorie load per serving; portion control required to avoid unwanted fat gain
What is Critical Mass Professional Lean Mass Gainer Banana 6kg (40 Servings)?
Critical Mass Professional Lean Mass Gainer Banana 6kg (40 Servings) is a mass gainers product by Applied Nutrition in powder form, scoring 64.0/100 on AIScored.
- • Applied Nutrition Critical Mass Professional Lean Mass Gainer Banana 2.4Kg (40 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.UK: Applied Nutrition Limited, Trio, Acornfield Road, Knowsley, L33 7UGEU: Applied Nutrition Limited, Unit 495, Moat House, 54 Bloomfield Avenue, Belfast, BT5 5AD.
Is Critical Mass Professional Lean Mass Gainer Banana 6kg (40 Servings) Independently Tested?
No Third-Party Testing Visible
We could not find evidence of independent third-party testing for this product. This doesn't mean it's unsafe, but independent verification provides additional assurance.
How We Score Supplements
Our methodology analyses review data, ingredient science, and product information, then scores each product on a 0-100 scale across evidence-based categories:
Effectiveness
How well the product delivers its claimed benefits, based on reviews and ingredient evidence.
Ingredient Quality
Bioavailable forms, clinically effective dosages, clean label, minimal fillers.
Value for Money
Price relative to ingredient quality, dosage count, and effectiveness.
Side Effects Profile
Higher score = fewer side effects. 100 means virtually no adverse reactions reported.
Certifications & Testing
Third-party lab testing, GMP certification, and independent quality verification.
Overall Score
Weighted combination of all factors. Our bottom-line recommendation.
How Does Critical Mass Professional Lean Mass Gainer Banana 6kg (40 Servings) Compare?
See how this product stacks up against the top-rated mass gainers in our database.
| Product | Score | Price |
|---|---|---|
| Critical Mass Professional Lean ... (this) | 64.0 | £52.95 |
| Critical Mass Professional Lean ... | 80.0 | £40.00 |
| Critical Mass Professional Lean ... | 74.0 | £52.95 |
Price History (90 days)
Quick Facts
- Form
- Powder
- Serving
- 150 g
- Vegan
- No
Frequently Asked Questions
Is Critical Mass Professional Lean Mass Gainer Banana 6kg (40 Servings) worth buying in 2026? ▼
What is the best price for Critical Mass Professional Lean Mass Gainer Banana 6kg (40 Servings) in the UK? ▼
What are the pros and cons of Critical Mass Professional Lean Mass Gainer Banana 6kg (40 Servings)? ▼
Is Critical Mass Professional Lean Mass Gainer Banana 6kg (40 Servings) third-party tested? ▼
How does Critical Mass Professional Lean Mass Gainer Banana 6kg (40 Servings) compare to Critical Mass Professional Lean Mass Gainer Banana 2.4kg (16 Servings)? ▼
Disclaimer: AIScored provides research-backed summaries based on publicly available reviews and product information. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Affiliate links may earn us a commission at no extra cost to you.
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