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Optimum Nutrition Gold Standard Gainer 10lb

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The Gold Standard of nutrition is now available as a Mass Gainer!

Optimum Nutrition Gold Standard  is one of the world's most well-known proteins and for good reason; its quality is phenomenal, it tastes great, and it is trusted by athletes the world over. 

However, what if you want to pack on size and strength faster than ever before? That's where a good mass gainer comes in. And as far as mass gainers go, nothing beats Gold Standard Gainer!

Why Choose Gold Standard Gainer:

Gold Standard Gainer is powered by a high-quality Protein blend, including the fast absrobing Whey Isolate and Hydroslate. These Proteins are high in both BCAAs and Essential Amino Acids, meaning they're ideal for recovery and new muscle growth.

When it comes to mass gainers, the carbohydrate source is just as, if not more important than the protein. Optimum Nutrition has spared so expense here. Gold Standard Gainers carb complex is fueled by foods many of us consider to be ideal for exercise preparations, including Oats, Potato and Pea. Gold Standard gainer contains a whopping 105 Grams of Carbohydrates per serving, which will be put to good use aiding the body in it's recovery by providing crucial calories.

Optimum Nutrition Gold Standard Gainer is also Banned Substance Tested, this means athletes than compete in sports governed by WADA can rest assured what they're putting in is true to it's label and not compromised by banned substances.


- 55g Protein Per Serve
- 763 Calories Per Serve
- Carbs from Oats, Pea and Potato
- Banned Substance Tested
- 'Healthy' Fats from MCTs & Flaxseed
- Also available in 5lb size
Payment Details

Credit cards & Debit cards:

We accept Visa, Master Card, Diners Club, Discovery, and Amex payments through our website. Our checkout pages and securely served and encrypted using SSL, Credit Cards are verified in real time using DPS.

Online Banking:
Payments can be made by direct credit bank transfers.
Simply Checkout, and then make a deposit, with your order number as a reference.
Our Bank details are:
Bank of New Zealand
Account Number: 02-0316-0461217-000

Pay over the Phone:
To make an order over the phone, simply call 0800 SPORTS (0800 776 787) to speak with one of our friendly customer service team. They will be able to help you with any questions you may have, as well as placing orders over the phone. Phone payments available during business hours, 8am-5:30pm, Monday-Friday.

Click here to view the rest of our Payment Details

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Shipping & Delivery Details

Currently, all New Zealand orders are shipped through CourierPost.

Shotgun ships Free by courier every order anywhere in New Zealand, including all orders to South Island and Rural Delivery addresses.

Click here to view the full Shipping details.


If you need help regarding any products, payment, or delivery; please feel free to contact us.