Musashi Bulk Extreme

Need maximum calories and protein to put on serious size? Musashi Bulk Extreme is designed for the hardest gainers and athletes in heavy training phases. Packed with protein, complex carbs, and added creatine, it delivers a calorie-dense shake to support mass gain, strength, and recovery. And it’s Informed-Sport certified, so every batch is tested for banned substances.

Why Choose Musashi Bulk Extreme?

• 376 calories per serve – high energy to fuel growth.

• 30g protein – supports muscle repair and mass gain.

• 30g carbs – replenishes glycogen and boosts calories.

• Added creatine – supports strength and performance.

• Informed-Sport certified – tested for banned substances, trusted by athletes.

• Great flavours – chocolate and vanilla.

• From Musashi – fuelling athletes for over 30 years.

How to Use

1. Mix 2 scoops of Musashi Bulk Extreme with 400–600ml of water or milk.

2. Blend for a smooth shake — add oats, nut butter, or fruit for even more calories.

3. Take post-workout or between meals to hit calorie and protein targets.

Pro tip: Use Musashi Bulk Extreme post-training, then stack with Musashi Creatine for maximum size and strength gains.

Who’s It For?

• Hard gainers needing maximum calories and protein.

• Athletes in heavy training or bulking phases.

• Busy professionals who struggle to eat enough during the day.

• Drug-tested athletes wanting a safe, certified gainer.

FAQ

Is Musashi Bulk Extreme safe for athletes?
Yes — it is Informed-Sport certified, meaning every batch is tested for banned substances.

How is Bulk Extreme different from Musashi Bulk Protein?
Bulk Protein is calorie-dense, but Bulk Extreme takes it further with more calories per serve for serious mass gain.

When should I take it?
Best post-workout and between meals to drive calorie surplus.

Why Buy from Sprint Fit?

• 100% authentic Musashi supplements.

• Free NZ shipping on orders $60+.

• Same-day dispatch nationwide.

• Trusted by Kiwi athletes and fitness enthusiasts.

Musashi Bulk Extreme – serious calories and protein for maximum mass gain.

Container Size: 2KG
Serving Size: 90g
Servings Per Container: 22

Please Note: Nutritional Information is to be used as a guide only, actual values may differ between flavours and sizes and when formulations are modified or updated by the manufacturer. 
Contact us if you have any questions regarding this products ingredients.

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Final pick up each day is at 3.45pm Monday to Friday. 

Estimated Delivery Times*:

Auckland and North Island – Overnight

However many Auckland orders will be delivered the same day depending on what time the order is placed)

South Island – Overnight (For larger parcels allow 2 business days)

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