Lean Muscle Stack
Build lean muscle. Recover faster.
Stay ready.
Fuel muscle growth, bounce back faster, and train harder — with premium Australian-made protein, BCAAs, and glutamine.
No clumps. No compromises.
SALE
Lean Muscle Stack
No Fillers. No Guesswork. Just Gains.
Everything you need to build lean muscle — nothing you don’t.
You train hard. The results should show.
The Lean Muscle Stack is your all-in-one upgrade:
- Fast-absorbing, great-tasting whey protein
- BCAAs for recovery and endurance
- Pure glutamine for reduced soreness and better bounce-back
No fillers. No sugar bombs. No mystery blends. Just premium Australian-made supplements that do what they say they do.
This stack is designed for lifters who care about performance — and what they put in their body.
Overview
Re-Fuel BCAA
Glutamine
Protein Delicious
Why do you need the Lean Muscle Stack?
You’re training hard — but you’re not seeing the lean muscle you expected.
Recovery is slow. Energy dips. And every scoop of protein feels like a gamble: clumpy, bloating, or full of fake flavours.
Sound familiar?
The Next Gen Lean Muscle Stack is a clean, performance-driven system designed to:
- Build lean muscle – with quality protein that actually absorbs
- Preserve strength and size during cutting or high volume training
- Accelerate recovery so you’re ready to train again, faster
- Keep it clean – no junk, no fillers, no guesswork
What’s inside and why it matters
Protein Delicious (WPI/WPC blend)
- Clean protein for real muscle growth
- Fast digestion zero bloat
- Tastes like it should – no fake chocolate vibes
BCAAs
- Preserves lean muscle during intense sessions or fasted training
- Reduces soreness so you can come back stronger
- Supports hydration and performance
Glutamine
- Helps rebuild faster, especially under volume training
- Supports immune function and gut health
- Critical for maintaining progress during stress or calorie deficit
HOW TO USE IT
Protein Delicious
Morning:
Fast, clean fuel to kickstart your day. Blend with oats or shake with water and go.
Post-workout:
You pushed hard.
Now repair—with 25g protein to hit your protein window for real muscle growth.
BCAAs
Intra-Workout
Sip during training to stay sharp and hydrated
Electrolytes to keep cramping and fatigue out
Glutamine
Post-Workout:
After training to support muscle repair
Reduces soreness and speeds up recovery
Bedtime:
Before bed to back overnight recovery
Helps maintain muscle while you rest
Suitable for
Why should you try Next Generation Supplements Lean Muscle Stack?
- Athletes & Lifters Focused on Lean Gains
- Anyone Cutting or Recomping
- Busy Professionals Who Train Hard
- Clean Eaters & Ingredient Checkers
- High Performers Who Want to Feel as Good as They Look
Frequently Asked Questions
Do you have some questions about Lean Muscle Stack?
How would I optimise the usage of Lean Muscle Stack?
Optimise your Lean Muscle Stack:
BCAA Re-fuel: Sip during workouts for endurance + hydration
Protein Delicious/WPI: Post-workout to hit your protein window
Pure Glutamine: After training + before bed for recovery
Quick Tips:
- Use daily, even on rest days
- Stick to clean meals + solid training
- Don’t wing it — dose with purpose, train with intent
Will this help me build lean muscle without gaining fat?
Yes. This stack is designed to support lean growth, not bulk. It’s low in carbs and sugar, macro-friendly, and helps fuel muscle while keeping recovery dialed in.
Is this stack suitable for beginners?
Absolutely. Whether you’re just starting out or fine-tuning your performance, these products are clean, effective, and easy to use.
Are the flavours natural or artificial?
We keep it real. Our flavours taste like the label says (e.g. choc mint = choc mint), without the chemical aftertaste you get from low-grade formulas.
Is it gluten-free?
Yes — all products in the Lean Muscle Stack are gluten-free and made with premium, clean ingredients.
Can I stack this with other supplements?
Yes. These three are foundational — cleanly formulated to play well with others. Whether you add creatine, pre-workout or vitamins, this stack won’t interfere.
Tailored Recommendations
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Muscle Stack 4 - Strength, Energy & Weight Gains
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Muscle Stack 1 - Weight Gainer
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Why Us?
Why should you choose Next Generation Supplements Lean Muscle Stack?
At Next Generation Supplements, we are committed to providing products that combine great taste with exceptional nutrition.
Our products stand out for its high-quality ingredients, superior taste, and effectiveness in supporting your fitness journey.
Whether you’re aiming to build muscle, recover faster, or simply add more protein to your diet, Lean Muscle Stack is the perfect choice.
The Best Lean Muscle Stack
What makes Next Generation Supplements Lean Muscle stack different?
Proudly Australian
Our commitment to quality starts with being 100% Australian owned, made, and packaged. Not all protein powders are created equal, and we ensure ours stands out by sourcing the highest quality ingredients. By choosing Australian-made protein powder, you’re opting for superior bio-availability, flavor, and solubility.
Pure and Natural
Our protein powder is as real as it gets – grass-fed, chemical-free, and hormone-free. We source from premier producers like Murray Goulburn in Victoria, Australia, and Fonterra in New Zealand, the makers of Devondale Milk, ensuring top-tier quality.
Exceptional Standards
We know where our ingredients come from, and we believe in the efficacy of our protein powders. Supporting local producers not only guarantees a higher grade product but also supports sustainable farming practices. Experience the difference with our premium Australian protein powder.
Read more: The difference between Australian and imported (U.S.A) protein powders
Directions & Ingredients
Directions & Ingredients
Protein Delicious
Directions
Place 2 scoops of Protein Delicious into a shaker with approximately 200ml of water or milk and shake until fully dissolved.
Ingredients
Chocolate
Whey Protein Blend (Whey Protein Isolate, Whey Protein Hydrolysate Milk, Whey Protein Concentrate), Cocoa Powder, Flavours, Salt, Sweeteners (954, 952), Vegetable Gum (415), Emulsifier (322), Inulin
Vanilla
Whey Protein Blend (Whey Protein Isolate, Whey Protein Hydrolysate Milk, Whey Protein Concentrate), Flavours, Salt, Sweeteners (954, 952), Vegetable Gum (415), Emulsifier (322), Inulin
Triple Choc Fudge
Whey Protein Blend (Whey Protein Isolate, Whey Protein Hydrolysate Milk, Whey Protein Concentrate), Cocoa Powder, Flavours, Salt, Sweeteners (954, 952), Vegetable Gum (415), Emulsifier (322), Inulin
Choc Coconut
Whey Protein Blend (Whey Protein Isolate, Whey Protein Hydrolysate Milk, Whey Protein Concentrate), Coconut Powder, Cocoa Powder, Flavours, Salt, Sweeteners (954, 952), Vegetable Gum (415), Emulsifier (322), Inulin
Choc Salted Caramel
Whey Protein Blend (Whey Protein Isolate, Whey Protein Hydrolysate Milk, Whey Protein Concentrate), Cocoa Powder (4%), Flavours, Salt, Sweeteners (954, 952), Vegetable Gum (415), Emulsifier (322), Inulin
Nutritional Info
| CHOCOLATE | ||
|---|---|---|
| Serving Size 28g |
Qty per serve |
Qty per 100g |
| Energy | 467kj (112 cal) |
1672kj (400 cal) |
| Protein | 24g | 86g |
| Fat, Total | 0.9g | 3.2g |
| - Saturated | 0.4g | 1.4g |
| Carbohydrates | 2.7g | 9.6g |
| - Sugars | 0.9g | 3.2g |
| Gluten | 0g | 0g |
| Dietary Fibre | 0.5g | 1.8g |
| Sodium | 140mg | 501mg |
| VANILLA | ||
|---|---|---|
| Serving Size 28g |
Qty per serve |
Qty per 100g |
| Energy | 475kj (114 cal) |
1700kj (406 cal) |
| Protein | 23g | 82g |
| Fat, Total | 1.4g | 5g |
| - Saturated | 0.8g | 2.8g |
| Carbohydrates | 2.9g | 10.4g |
| - Sugars | 1.8g | 6.5g |
| Gluten | 0g | 0g |
| Dietary Fibre | 0.4g | 1.4g |
| Sodium | 140mg | 501mg |
| TRIPLE CHOC FUDGE | ||
|---|---|---|
| Serving Size 28g |
Qty per serve |
Qty per 100g |
| Energy | 467kj (112 cal) |
1672g (400 cal) |
| Protein | 24g | 24g |
| Fat, Total | 1.8g | 6.4g |
| - Saturated | 0.7g | 2.5g |
| Carbohydrates | 2.7g | 9.6g |
| - Sugars | 0.7g | 2.5g |
| Gluten | 0g | 0g |
| Dietary Fibre | 0.5g | 1.8g |
| Sodium | 140mg | 501mg |
| CHOC COCONUT | ||
|---|---|---|
| Serving Size 28g |
Qty per serve |
Qty per 100g |
| Energy | 467kj (112 cal) |
1672kj (400 cal) |
| Protein | 24g | 86g |
| Fat, Total | 1.8g | 6.4g |
| - Saturated | 0.7g | 2.5g |
| Carbohydrates | 2.7g | 9.6g |
| - Sugars | 0.7g | 2.5g |
| Gluten | 0g | 0g |
| Dietary Fibre | 0.5g | 1.8g |
| Sodium | 140mg | 501mg |
| CHOC SALTED CARAMEL | ||
|---|---|---|
| Serving Size 28g |
Qty per serve |
Qty per 100g |
| Energy | 467kj (112 cal) |
1672kj (400 cal) |
| Protein | 21.6g | 77g |
| Fat, Total | 1.6g | 5.7g |
| - Saturated | 0.4g | 1.4g |
| Carbohydrates | 4.8g | 17.1g |
| - Sugars | 2.9g | 10.42g |
| Gluten | 0g | 0g |
| Dietary Fibre | 0.9g | 3.2g |
| Sodium | 180mg | 643mg |
Re-fuel BCAAs
Directions
Mix 2 teaspoons of Re-Fuel BCAAs into about 500ml of cold water.
Wait 5-6 minutes for the BCAAs to completely dissolve before drinking.
Ingredients
L-Leucine, L-Glutamine, L-Isoleucine, L-Valine, Flavour, Inulin (Soluble Fibre), Food Acid (330), Intense Sweetener (954, 952), Potassium Phosphate, Magnesium Carbonate, Colour (124), Pyridoxine Hydrochloride (Vitamin B6)
Nutritional Info
Serving size: 8g (2 teaspoons)
| BERRY BLAST | ||
|---|---|---|
| Qty per serve |
Qty per 100g |
|
| Energy | 27kj (6 cal) |
215kj (51 cal) |
| Protein | Less than 0.1g | Less than 0.1g |
| Fat, Total | Less than 0.1g | Less than 0.1g |
| - Saturated | Less than 0.1g | Less than 0.1g |
| Carbohydrate | 1.1g | 9.1g |
| - Sugars | 1.1g | 9.1g |
| Dietary Fibre | 0.8g | 6.2g |
| Sodium | Less than 0.1mg | 3mg |
| Potassium | 13mg | 104mg |
| Magnesium | 9.0mg (3% RDI) | 72.1mg |
| Phosphorous | 10.3mg (1% RDI) | 82.1mg |
| Glutamine | 2.4g | 18.9g |
| Essential Amino Acids | ||
| Isoleucine | 1.7g | 13.2g |
| Leucine | 3.8g | 30.5g |
| Valine | 1.7g | 13.2g |
| Vitamin B6 as Pyridoxine HDCL | 1.1g | 8.8g |
Serving size: 8g (2 teaspoons)
| SOUR GRAPE | ||
|---|---|---|
| Qty per serve |
Qty per 100g |
|
| Energy | 27kj (6 cal) |
215kj (51 cal) |
| Protein | Less than 0.1g | Less than 0.1g |
| Fat, Total | Less than 0.1g | Less than 0.1g |
| - Saturated | Less than 0.1g | Less than 0.1g |
| Carbohydrate | 1.1g | 9.2g |
| - Sugars | 1.1g | 9.1g |
| Dietary Fibre | 0.8g | 6.2g |
| Sodium | 14mg | 110mg |
| Potassium | 13mg | 104mg |
| Magnesium | 9.0mg (3% RDI) | 72.1mg |
| Phosphorous | 10.3mg (1% RDI) | 82.1mg |
| Glutamine | 2.4g | 18.9g |
| Essential Amino Acids | ||
| Isoleucine | 1.7g | 13.2g |
| Leucine | 3.8g | 30.5g |
| Valine | 1.7g | 13.2g |
| Vitamin B6 as Pyridoxine HDCL | 1.1g | 8.8g |
Glutamine
Directions
Pure Glutamine can be taken with water or mixed with protein.
Inactive Individuals:
- Take 2-4 grams per day upon waking up.
Active Individuals:
- Weight up to 75kg: Take 5 grams (1 teaspoon) per day.
- Weight over 75kg: Take 10 grams (2 teaspoons) per day.
For Enhanced Results:
- Take 5 grams 30-45 minutes before training.
- Take 5 grams immediately after training.
Ingredients
99.9% L-Glutamine
Nutritional Info
Servings per package: 100
Serving size: 2g (1/2 teaspoon)
| PURE GLUTAMINE | ||
|---|---|---|
| Qty per serve |
Qty per 100g |
|
| Energy | 65.6kj (16 cal) |
1640kj (392 cal) |
| Protein | 0.0g | 0.0g |
| - L-Glutamine (amino acid) |
5g | 100g |
| Fat | 0g | 0g |
| Carbohydrate | 0 | 0g |
| Sugars | 0g | 0g |
| Sodium | Less than 0.1mg | Less than 0.1mg |
| Potassium | Less than 0.1mg | Less than 0.1mg |
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Product Summary
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Delivery
We offer free shipping on all orders over $99 Australia wide. All orders are shipped via Australia Post or courier and are dispatched within 1 business day.
Shop with confidence
Assisting Australians to achieve their health and fitness goals since 2004
SKU: S-ALLC-LEAN
Category: Supplement Stacks
Tags: Muscle Gain, Muscle Stacks, Post Workout, Protein Powders, Recovery, Strength, Supplement Stacks, Whey Protein
Brand: Next Generation Supplements
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I recommend this stack to my client’s looking at packing on leanmuscle. OMG the flavour to die fo ryou definitely taste the flavours really on point and this will certainly fast track your results 💪