Optimum Nutrition Gold Standard Gainer NZ | High-Calorie Mass Gainer

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15% OFF ON Code - ON15
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Product Description

Gold Standard Gainer is a premium mass gainer protein powder available in New Zealand, built for serious size and strength gains. It blends high-quality proteins with complex carbs and healthy fats to support recovery, muscle growth, and calorie surplus without needing a blender.

Why Choose Gold Standard Gainer?

  • 55 g protein per serve – supports muscle repair, growth, and recovery.

  • Complex carbohydrate blend – includes oat, pea, and potato sources to fuel long workouts.

  • Healthy fats from flax, chia & MCTs – helps deliver sustained energy and overall nutrition.

  • High calorie density (~763 calories per serve) – ideal for those needing to increase mass.

  • Easy to mix in a shaker – no blender needed for thick shakes.

How to Use

  1. Mix 2 scoops (~203 g) with water or milk depending on taste and calorie needs.

  2. Use post-workout or between meals to help meet high-calorie goals.

  3. On training days, ensure you also support hydration and micronutrient intake.
    Pro tip: Start with water to assess thickness; if you want more calories, swap water for milk or add a bit of nut butter.

Who’s It For?

  • Hard gainers & ectomorphs – struggling to eat enough for weight gain.

  • Strength athletes & bodybuilders – needing protein, carbs, and calories in one formula.

  • Users with high training volume – burning through glycogen and needing recovery fuel.

  • Anyone aiming to bulk up cleanly – minimizing sugar but maximizing macro support.

FAQ

What makes this gainer different from others?
It uses isolate-heavy proteins, complex carbs, quality fats, and a high protein to calorie ratio to support clean mass gain.

How many servings are in the tub?
The container provides around 23 full 2-scoop servings.

Will it make me fat if I use it every day?
Only if you exceed your total daily energy needs. When paired with strength training and balanced diet, it supports lean mass gain rather than unwanted fat.

Why Buy from Sprint Fit?

  • 100% authentic supplements

  • Free NZ shipping on orders $60+

  • Same-day dispatch nationwide

  • Trusted by Kiwi athletes and fitness enthusiasts

Optimum Nutrition Gold Standard Gainer – high-calorie support for serious mass, strength, and performance.

 

Facts

Container Size: 4.67KG (10.29LB)
Serving Size: 2 Scoops (203g)
Servings Per Container: 23

 

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.

Shipping

All orders $60 and over receive Free* Shipping Nationwide 

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)

Same Day/Evening Express Shipping upgrade available at checkout for select suburbs*

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

 

Optimum Nutrition Gold Standard Gainer Reviews

4.5/5 based on 9 reviews
5 star
(6)
4 star
(3)
3 star
(0)
2 star
(0)
1 star
(0)

Overall Rating

9.0 /10

9 Ratings

Average Flavour Rating

9.4 /10

4 Flavours

Top Rated Flavour

10 /10

Vanilla


4.5/5

10/10 Vanilla

Easy to mix with water. Nice taste. To early for results.
5/5

10/10 Colossal Chocolate

4/10 Vanilla

Fast and easy as heck service also shipping was seriously fast + a “free gift” to top it off. Bloody fantastic will be back
4/5

10/10 Colossal Chocolate

Till now everything is going well with this product, chocolate is really strong. Good price!
4.5/5

9/10 Vanilla

Vanilla / this product is the best gainer. Not too sweet. mixed with water. no bloating or heaviness. easy to digest. spend the extra to get real ingredients.
5/5

10/10 Chocolate

Tastes Amazing and works even better
5/5

10/10 Vanilla

Great product easy to mix in shaker cup, doesn’t give you that full feeling.
4/5

10/10 Cookies & Cream

10/10 Chocolate

I’m using it for the first time and it’s being two to three weeks and my weight is increasing now as I’m under weight because of my work but yeah that’s good.
4.5/5

10/10 Cookies & Cream

10/10 Vanilla

10/10 Chocolate

Amazing results.. good price.. thanks Sprint Fit
4/5
Good, but very thick, definitely doesn't need milk. Water does the job

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