Optimum Nutrition

It’s hard to find a supplement manufacturer more dependable than Optimum Nutrition. With over 30 years of industry experience and a hands-on approach that ensures the highest standard of quality across all of their products, Optimum Nutrition is responsible for some of the best-selling supplements in the fitness industry.



Gold Standard 100% Whey might just be the most well-known and beloved supplement in Australia and has been used by everyone from beginners to veteran bodybuilders to promote lean muscle growth and post-training recovery. With supplements for every occasion, you can put on mass with Serious Mass or boost your energy with Amino Energy.

Try Optimum Nutrition’s products and find out why they are loyally used by so many.

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Optimum Nutrition FAQs

Is optimum nutrition a good brand?

Optimum Nutrition has been one of the leading brands in the industry, taking a hands-on approach for over 30 years and delivering reliable and effective products. Optimum Nutrition uses state-of-the-art facilities, testing and re-testing their products to ensure the most superior products reach consumers.

Is optimum nutrition safe?

Optimum Nutrition are highly recognised for their exceptional formulas, creating a range of clean and innovative products that can comprehensively support your health and training goals. 

Optimum Nutrition’s Gold Standard 100% Whey is considered to be one of the world's best-selling protein powders, but they offer a catalogue of other products that are suitable for athletes of all levels and disciplines. Certain flavours are also Banned-Substance Tested, making them one of the safest options on the market.

Is optimum nutrition whey protein good?

Gold Standard 100% Whey is one of the world’s best-selling whey protein powders and one of the most awarded. With certain flavours Banned-Substance Tested, Gold Standard 100% Whey is safe and uses only the highest quality raw materials. 

100% Whey contains 24g of protein per serving, 5.5g of naturally occurring BCAAs and is entirely gluten-free. This formula promotes muscle strength and repair while supporting endurance and recovery after training.

Is optimum nutrition creatine good?

Optimum Nutrition are obsessed with quality, so it’s safe to say that they cut no corners when it came to their creatine formula. Creatine is one of the most studied supplements in the industry and can support strength, recovery and muscle building.

ON’s 100% Pure Creatine Monohydrate contains 5g per serving and is micronised for easy mixing. Their formula is Banned-Substance Tested, so you know you can trust what you’re consuming.

Is optimum nutrition pre-workout good?

Optimum Nutrition’s Gold Standard Pre-Workout is a no-nonsense formula that uses proven, premium ingredients that are evidence-based and Banned-Substance Tested. 

ON has combined caffeine with creatine monohydrate and beta-alanine to create a formula that promotes energy, focus, performance and endurance. Gold Standard Pre-Workout is effective for athletes of all fitness levels and goals.