Musashi Whey Isolate

Looking for a premium, ultra-lean protein? Musashi Whey Isolate is a fast-digesting, low-carb, low-fat protein powder made with high-quality whey protein isolate (WPI). Designed for athletes and gym-goers who want rapid recovery and lean muscle support, it’s the perfect choice for anyone chasing results without extra calories.

Why Choose Musashi Whey Isolate?

• 25g protein per serve – supports lean muscle growth and repair.

• Ultra-low carbs & fat – ideal for cutting or lean goals.

• Fast absorption – perfect for post-workout recovery.

• High-quality whey isolate – clean, effective protein source.

• Great flavours – smooth, easy-to-drink options like chocolate and vanilla.

• Trusted Musashi quality – delivering performance nutrition for over 30 years.

• Informed-Sport certified – tested for banned substances.

How to Use

1. Mix 1 scoop of Musashi Whey Isolate with 200–250ml of cold water or milk.

2. Shake or blend until smooth.

3. Take post-workout or anytime you need a fast protein hit.

Pro tip: Use it straight after training, then pair with a whole-food meal an hour later for maximum recovery and growth.

Who’s It For?

• Athletes & gym-goers needing fast post-workout recovery.

• Anyone cutting who wants ultra-clean, low-calorie protein.

• People with sensitive stomachs who find isolates easier to digest.

• Fitness enthusiasts wanting premium, fast-absorbing protein.

FAQ

What makes whey isolate different from whey concentrate?
Whey isolate is filtered to remove most carbs, fat, and lactose, making it leaner and easier to digest.

Is Musashi Whey Isolate good for weight loss?
Yes — high protein and ultra-low carbs/fats make it ideal for fat-loss diets.

When should I take it?
Best straight after workouts, but it’s effective anytime you need quick protein.

Is this safe for professional athletes?
Yes — Musashi Whey Isolate is Informed-Sport certified, making it suitable for drug-tested athletes.

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 Whey Isolate – clean, fast-digesting protein for lean muscle and performance.

Container Size: 900G
Serving Size: 1 Scoop 
Servings Per Container: 30

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.

We use NZ Couriers as our courier service using an international service. NZ Couriers provides our customers with fast and reliable delivery to destinations across their comprehensive AUS network. 

Standard orders over $60.00 receive free* shipping nationwide, excluding WA, NT, TAS.
Standard delivery starts from $12.90 per shipment for orders under $60.00 
Signature Required $14.90 per shipment. Please ensure you do not have the 'authority to leave' authorization set up at your address with NZ Couriers should you wish to use this service.
If you don't want NZ Couriers to leave your parcel unattended, please select the signature required option. This is especially recommended for high value orders. Neither NZ Couriers nor Sprint Fit are liable for parcels that are stolen, damaged or lost after an item has been delivered.

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

*Excludes public holidays and weekends as courier is closed

Click here to view the full Shipping Details and Returns Policy.