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Whey Protein Isolate in NZ

Find your perfect whey protein isolate at our NZ store. Our premium range of whey isolate protein powders are excellent for optimising your protein intake while keeping carbohydrates and fats to a bare minimum. Perfect for fitness enthusiasts, bodybuilders, and anyone looking to boost their health.

Our selection of whey isolate protein powders carries high concentrations of protein that support muscle recovery and growth without the excess baggage. With low lactose content, they’re also a great protein booster for those with sensitive stomachs.

Whether you're crafting a nutrient-packed smoothie or seeking a quick post-workout shake, explore our range of flavours and brands to suit your nutritional regimen.

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  • pvl iso gold nz
    $159.95 - $159.95
    $159.95
    $159.95 - $159.95
    $159.95

    PVL 100% WHEY ISOGOLD - PREMIUM ISOLATE PROTEIN 5LB

    PVL

    ISOGOLD – OUR MULTI AWARD-WINNING ISOLATED WHEY PROTEIN   Premium Whey Protein – Zero Fillers Superior Whey Isolate & Hydrolysate Technolog...

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    $159.95 - $159.95
    $159.95
    $159.95 - $159.95
    $159.95
  • pvl iso gold
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    PVL 100% WHEY ISOGOLD - PREMIUM ISOLATE PROTEIN 2LB

    PVL

    ISOGOLD – OUR MULTI AWARD-WINNING ISOLATED WHEY PROTEIN   Premium Whey Protein – Zero Fillers Superior Whey Isolate & Hydrolysate Technolog...

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    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
  • MUSCLETECH NITRO TECH RIPPED 4LB - Bay Supplements
    $129.95 - $129.95
    $129.95
    $129.95 - $129.95
    $129.95

    MUSCLETECH NITRO TECH RIPPED 4LB

    Muscletech

    MuscleTech Nitro-Tech Ripped combines the highest quality whey protein peptides and isolate with a scientifically tested weight loss ingredient to ...

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    $129.95 - $129.95
    $129.95
    $129.95 - $129.95
    $129.95
  • OPTIMUM NUTRITION GOLD STANDARD 100% WHEY ISOLATE 5LB - Bay Supplements
    Sold out
    $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95

    OPTIMUM NUTRITION GOLD STANDARD 100% WHEY ISOLATE 5LB

    Optimum Nutrition

    THE ONLY 100% WHEY ISOLATE PROTEIN THAT WORKS AS HARD AS YOU DO! To create GOLD STANDARD 100% ISOLATE, They start by selecting only the highest qu...

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    $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95
    Sold out
  • MUSCLETECH NITRO TECH RIPPED 2LB - Bay Supplements
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    MUSCLETECH NITRO TECH RIPPED 2LB

    Muscletech

    MuscleTech Nitro-Tech Ripped combines the highest quality whey protein peptides and isolate with a scientifically tested weight loss ingredient to ...

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    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
  • MUSCLETECH ISOWHEY CLEAR - FRUITY/JUICE LIKE MIX-ABILITY - Bay Supplements
    $69.95 - $69.95
    $69.95
    $69.95 - $69.95
    $69.95

    MUSCLETECH ISOWHEY CLEAR - FRUITY/JUICE LIKE MIX-ABILITY

    Muscletech

    WHEY ISOLATE ISO WHEY CLEAR  22G WHEY PROTEIN ISOLATE | 20% BETTER ABSORPTION | 0G FAT & SUGAR | 220MG PROHYDROLASE  Not-your-typical protein! ...

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    $69.95 - $69.95
    $69.95
    $69.95 - $69.95
    $69.95
  • MUTANT ISO SURGE WHEY PROTEIN ISOLATE 5LB - Bay Supplements
    $169.95 - $169.95
    $169.95
    $169.95 - $169.95
    $169.95

    MUTANT ISO SURGE WHEY PROTEIN ISOLATE 5LB

    Mutant

    You want a high quality whey isolate that will deliver exactly what the label says, with a huge hit of gourmet flavour. You want the best, to taste...

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    $169.95 - $169.95
    $169.95
    $169.95 - $169.95
    $169.95
  • Sold out
    $159.95 - $159.95
    $159.95
    $159.95 - $159.95
    $159.95

    PVL ISOLATE BUNDLE - ISOGOLD 5LB + SHAKER + CX8 + SAMPLES

    PVL

    Elevate your fitness journey with the PVL Isolate Bundle, meticulously designed to provide you with premium quality supplements and essential acces...

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    $159.95 - $159.95
    $159.95
    $159.95 - $159.95
    $159.95
    Sold out
  • $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95

    MUSCLETECH ISOWHEY 5LB

    Muscletech

    IsoWhey is a premium whey protein isolate that tastes amazing! Each serving provides 25 grams of protein from higher quality whey protein isolate! ...

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    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95
  • EHP LABS ISOPEPT ZERO 2LB - Bay Supplements
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    EHP LABS ISOPEPT ZERO 2LB

    EHP Labs

    We created ISOPEPT Hydrolyzed Whey Protein for EVERYONE demanding the highest quality post-workout protein to immediately fuel your muscles with th...

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    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
  • $169.95 - $169.95
    $169.95
    $169.95 - $169.95
    $169.95

    PVL ISOGOLD - PREMIUM ISOLATE PROTEIN 5LB BUNDLE

    PVL

    The ultimate fitness bundle designed to elevate your performance and support your muscle-building journey – the PVL Isogold Protein 5lb Bundle. Thi...

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    $169.95 - $169.95
    $169.95
    $169.95 - $169.95
    $169.95
  • Sold out
    $129.95 - $129.95
    $129.95
    $129.95 - $129.95
    $129.95

    TRIP NUTRITION PURE WHEY PROTEIN ISOLATE 5LB

    Trip Nutrition

    Trip Nutrition brings you PURE – clean, premium, grass-fed whey protein isolate for those who like their protein unadulterated. This finely filter...

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    $129.95 - $129.95
    $129.95
    $129.95 - $129.95
    $129.95
    Sold out
  • OPTIMUM NUTRITION GOLD STANDARD 100% WHEY ISOLATE 1.6LB - Bay Supplements
    Sold out
    $89.95 - $89.95
    $89.95
    $89.95 - $89.95
    $89.95

    OPTIMUM NUTRITION GOLD STANDARD 100% WHEY ISOLATE 1.6LB

    Optimum Nutrition

    Optimum Nutrition Gold Standard 100% Isolate is an ultra-pure protein powder that has been designed to minimise any excess fat, cholesterol, and su...

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    $89.95 - $89.95
    $89.95
    $89.95 - $89.95
    $89.95
    Sold out
  • INTERNATIONAL PROTEIN AMINO CHARGED WPI 907G - Bay Supplements
    Sold out
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    INTERNATIONAL PROTEIN AMINO CHARGED WPI 907G

    International Protein

    AMINO ACID ENHANCED FORMULA What do you get when you take whey protein isolate, boost it with natural whey peptides and then super-charge it with t...

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    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
    Sold out
  • DYMATIZE ISO100 20 SERVINGS - Bay Supplements
    $84.95 - $84.95
    $84.95
    $84.95 - $84.95
    $84.95

    DYMATIZE ISO100 20 SERVINGS

    Dymatize

    Go harder and support muscle recovery after a strenuous workout with the ultra-fast absorbing and digesting power of  ISO100.   One of the highest-...

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    $84.95 - $84.95
    $84.95
    $84.95 - $84.95
    $84.95
  • MUSCLE NATION 100% WHEY ISOLATE - Bay Supplements
    Sold out
    $89.95 - $89.95
    $89.95
    $89.95 - $89.95
    $89.95

    MUSCLE NATION 100% WHEY ISOLATE

    Muscle Nation

    Not all protein powders are created equally. Premium Whey Isolate combined with DigeZyme®️ for increased muscle mass and digestive support. Muscle ...

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    $89.95 - $89.95
    $89.95
    $89.95 - $89.95
    $89.95
    Sold out
  • ANS PERFORMANCE N ISO 5LB - Bay Supplements
    $159.95 - $189.95
    $159.95 - $189.95
    $159.95 - $189.95
    $159.95

    ANS PERFORMANCE N ISO 5LB

    ANS Performance

    100% PURE HYDROLYZED WHEY ISOLATE PROTEIN The cleanest, purest & fastest absorbing protein source yet. 100% hydrolyzed whey protein isolate so...

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    $159.95 - $189.95
    $159.95 - $189.95
    $159.95 - $189.95
    $159.95
  • Sold out
    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95

    MUSCLETECH ISOWHEY COMBO 2

    Muscletech

    Muscletech Isowhey Combo 2 – a dynamic fusion of premium supplements tailored to amplify your fitness journey. Crafted for those who demand nothing...

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    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95
    Sold out
  • Sold out
    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95

    MUSCLETECH ISOWHEY COMBO 1

    Muscletech

    Unleash Your Ultimate Strength and Performance!   Muscletech Isowhey Combo 1 – a powerhouse bundle crafted for those who are serious about their fi...

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    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95
    Sold out
  • Sold out
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    MUSCLETECH ISOWHEY 2LB

    Muscletech

    IsoWhey is a premium whey protein isolate that tastes amazing! Each serving provides 25 grams of protein from higher quality whey protein isolate! ...

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    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
    Sold out
  • ANS PERFORMANCE N-ISO 1.8LB - Bay Supplements
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    ANS PERFORMANCE N-ISO 1.8LB

    ANS Performance

    The cleanest, purest & fastest absorbing protein source yet.   100% hydrolyzed whey protein isolate source for the fastest absorption! Natural...

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    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
  • Sold out
    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95

    MUSCLETECH ISOWHEY COMBO 3

    Muscletech

    The Ultimate Protein Powerhouse Bundle!   Muscletech Isowhey Combo 3 – your all-in-one solution for superior protein supplementation and pre-workou...

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    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95
    Sold out
  • Save 25% Save %
    $59.95
    $59.95 - $59.95
    $59.95
    $44.95
    $44.95 - $44.95
    $44.95

    XPLOSIV NZ WHEY PREMIUM WPI/WPC PROTEIN POWDER 1KG

    Xplosiv

    After a decade of powering tens of millions of Kiwi workouts, Xplosiv is proud to introduce NZ WHEY: a premium quality grass-fed whey protein blend...

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    $59.95
    $59.95 - $59.95
    $59.95
    $44.95
    $44.95 - $44.95
    $44.95
    Save 25% Save %
  • $5.00 - $5.00
    $5.00
    $5.00 - $5.00
    $5.00

    PVL ISOGOLD - PREMIUM ISOLATE PROTEIN SAMPLE PACKET - TRIPLE MILK CHOCOLATE

    PVL

    Experience the pinnacle of protein supplementation with PVL Isogold. Each sample pack delivers the highest quality whey protein isolate, providing ...

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    $5.00 - $5.00
    $5.00
    $5.00 - $5.00
    $5.00

Frequently Asked Questions

What does isolate protein powder do?

Isolate protein powder is a dietary supplement that provides a high-quality, purified form of protein, which is particularly effective for muscle repair and growth. It is ideally suited for people looking to boost their protein consumption without significant carbohydrates and fats after exercise.

Which is better: whey protein or whey isolate?

Whey protein and whey isolate are both great powders, depending on what you’re looking to get out of your supplement. Whey isolate protein powder is considered superior because it has a higher protein content and a lower presence of lactose, fats, and carbohydrates. This makes it an excellent choice for those with lactose intolerance or for people aiming for a leaner diet while maintaining a high protein intake.

The fattier content in whey protein makes it an excellent drink for those looking to bulk up or increase their healthier fat consumption.

Is protein isolate powder good for you?

Protein isolate powder can be beneficial to your health. It offers an easy way to increase your protein intake, which is essential for muscle maintenance, immune function, and other bodily processes. Even if you take it without exercise, consuming whey isolate protein powder can contribute to a balanced diet but should be combined with a healthy lifestyle for optimal benefits.

Can I take whey isolate protein powder without doing a workout?

You can take whey isolate protein powder without doing a workout, however, its benefits are optimised when you do exercise, particularly resistance training. It can be consumed at various times: in the morning to help suppress your appetite, after your exercise to aid in recovery, or before bed to provide muscles with the amino acids needed for overnight repair.

Are there any side effects of taking isolate protein powder?

Taking isolate protein powder is generally safe, but overconsumption can cause digestive issues such as bloating, gas, and cramps. People with kidney disorders should use it with caution and consult a healthcare professional due to the increased workload high protein intake can place on the kidneys. If you have any health conditions or concerns, consult your practitioner before using any supplement.

Is whey isolate protein powder good for weight loss?

Isolate protein can complement a weight loss regimen with exercise well as it can help maintain lean muscle mass while dieting. Its high protein content can reduce appetite and assist in reducing overall calorie intake. However, it should be used alongside a balanced approach to nutrition and exercise for best results.