Welcome to ProteinAuthority.com.au, your online whey protein store based in Melbourne, Australia.

Order your whey protein online from us and have it delivered straight to your door anywhere in Australia.

Buy direct and therefore save. Not only that, but you are getting some of the best quality whey proteins available. This is because our suppliers are among the largest and most advanced in the world.

We purchase whey protein powder in bulk from our suppliers which are large billion dollar companies. These companies are big enough to invest millions of dollars in the manufacture of their whey proteins.

We have natural unflavoured whey protein direct from the manufacturer.

You can also buy our most popular protein powder online in its pure unflavoured natural state, or in several delicious flavours which makes for a great tasting whey protein shake.




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