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Optimum Nutrition Pro Gainer – Premium Mass Gainer
Premium Mass Gainer
Optimum Nutrition Pro Gainer is a premium, high-calorie mass gainer designed for hard gainers, strength athletes and anyone looking to add size and strength. When eating enough whole-food calories becomes a challenge, Pro Gainer delivers a convenient and effective way to support muscle growth and recovery.
Each serving provides a powerful blend of high-quality protein, carbohydrates and essential vitamins and minerals to help fuel intense training, support recovery and promote lean mass gains. Ideal for post-workout nutrition or between meals, Pro Gainer helps you stay in a calorie surplus without compromising nutritional quality.
Featured Highlights
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High-calorie formula to support weight and muscle gain
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60 g of quality protein per serving to aid muscle repair and growth
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Carbohydrate blend to fuel training and replenish glycogen stores
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Fortified with over 20 vitamins and minerals for overall health support
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Easy-mix formula for a thick, satisfying shake
Directions for Use
Mix one heaping scoop with 350–450 ml of cold water or milk. Consume post-workout or between meals to help meet daily calorie and protein requirements. Adjust liquid amount to suit taste and texture preferences.
Why TopDog Nutrition Stocks It
TopDog Nutrition recommends Optimum Nutrition Pro Gainer for athletes and hard gainers who struggle to consume enough calories through food alone. It’s a trusted, high-quality mass gainer that delivers serious nutrition to support strength, size and recovery goals.
Shipping & Returns
FREE SHIPPING ON ALL ORDERS $60 AND OVER
TopDog charges a flat rate of $3.90 for shipping on all orders under $60. If your order equals more than $60 shipping is FREE. Additional charges on all orders apply for Rural or Signature Deliveries.
RURAL $5.99 surcharge applies Alternatively you could send to a town or workplace that is not a rural delivery address.
SIGNATURE REQUIRED $2.00 surcharge applies
At TopDog we're committed to giving you the best possible deals on high-quality supplements.
As a proud, small, New Zealand-based company, we work hard to source products at the lowest cost. This focus on maximum savings over massive inventory means our shipping times are a little different:
Standard Delivery Time: 2-7 Working Days
Why the range? This timeframe allows us to source your items efficiently while securing the low prices you love.
We promise we're doing our absolute best to get your order to you as quickly as possible— we never intentionally delay orders. Your patience helps us keep our prices competitive!
Shipping & Returns
FREE SHIPPING ON ALL ORDERS $60 AND OVER
TopDog charges a flat rate of $3.90 for shipping on all orders under $60. If your order equals more than $60 shipping is FREE. Additional charges on all orders apply for Rural or Signature Deliveries.
RURAL $5.99 surcharge applies Alternatively you could send to a town or workplace that is not a rural delivery address.
SIGNATURE REQUIRED $2.00 surcharge applies
At TopDog we're committed to giving you the best possible deals on high-quality supplements.
As a proud, small, New Zealand-based company, we work hard to source products at the lowest cost. This focus on maximum savings over massive inventory means our shipping times are a little different:
Standard Delivery Time: 2-7 Working Days
Why the range? This timeframe allows us to source your items efficiently while securing the low prices you love.
We promise we're doing our absolute best to get your order to you as quickly as possible— we never intentionally delay orders. Your patience helps us keep our prices competitive!
Returns
If you discover any defect in your product, you may within 5 days of delivery return the item in new condition for a replacement. If a replacement is not available we may at our discretion provide a refund. All clearance products are non-refundable and are marked as such on the product listing & collection page. You will be notified by email of the status of the replacement. For any claim to be made the item must be sent to our current shipping address as provided by emailing info@topdognutrition.co.nz.
Returns
If you discover any defect in your product, you may within 5 days of delivery return the item in new condition for a replacement. If a replacement is not available we may at our discretion provide a refund. All clearance products are non-refundable and are marked as such on the product listing & collection page. You will be notified by email of the status of the replacement. For any claim to be made the item must be sent to our current shipping address as provided by emailing info@topdognutrition.co.nz.
Secure Payment
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
We accept payments with :
Visa, MasterCard, AfterPay, Klarna, Zip & More.
Secure Payment
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
We accept payments with :
Visa, MasterCard, AfterPay, Klarna, Zip & More.
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