If two bags both say WPI, why does one cost $60 and another around $100? We took a closer look.
Search for whey protein isolate and the products can start looking very similar.
90% protein. Low carbs. Low fat. Whey protein isolate.
So when one bag costs around $60 and another is closer to $100, the obvious question is:
Why would you pay more?
That question was part of the thinking behind Australian protein brand The Whey Co.
The brand was developed after comparing premium whey isolates with cheaper alternatives and finding that the numbers on the nutrition panel didn't always tell you much about what the protein was actually like to drink.
Taste, sweetness, texture and mixability can vary a lot.
And if you're having protein most days, those differences become pretty hard to ignore.
The $60 WPI Test
The founder of The Whey Co had already been using premium whey isolate when he decided to try some of the cheaper WPI products on the market.
On paper, the difference didn't look that big.
The protein numbers were similar. Both products were sold as whey protein isolate. So it seemed reasonable to ask whether the more expensive product was actually worth it.
One of the cheaper products answered that question pretty quickly.
“I put it in the blender and it just blew up with foam. I had this huge layer of foam on top, then clumps underneath it. I was basically sipping through this sponge-like foam trying to get to the shake.”
Of course, price alone doesn't tell you how a protein will behave. But this test showed just how different two WPIs can be once they're actually mixed.
The label can look good and the shake can still be horrible.
That experience became part of the product brief for The Whey Co.
The protein numbers had to be right, obviously.
But it also had to taste good, mix properly and be something you'd still want to drink after going through half the bag.
So What Are You Paying More For?
This is where comparing WPI purely by price gets difficult.
If you only look at grams of protein per dollar, the cheapest bag can look like the obvious winner.
But that ignores quite a lot.
Taste
Does it actually taste good with water, or do you need milk and a blender just to make it enjoyable?
Sweetness
A flavour can taste great for the first few shakes and become painfully sweet when you're drinking it every day.
Texture
Nobody wants gritty protein or a shaker full of lumps.
Mixability
Protein is supposed to be convenient. You shouldn't need to fight with it every morning.
Ingredients
Some people also care about the whey source, flavourings, sweeteners and what else has been added to something they're consuming regularly.
None of those things are captured by simply comparing 90% WPI versus 90% WPI.
What The Whey Co Does Differently
The Whey Co uses European-sourced whey protein isolate, natural flavours and thaumatin for sweetness.
But probably the most noticeable difference is the sweetness itself.
It has deliberately been pulled back.
A lot of protein powders are very sweet. That's fine if you want something that tastes like dessert, but it can become a bit much when you're drinking the same thing every day.
The Whey Co went the other way.
The flavour is lighter and less overpowering, particularly when mixed with water.
“We kept going back to the same question during development: would we actually want to drink this every day? If the answer wasn't yes, we weren't finished.”
There was also a strong focus on getting the texture and mixability right.
It sounds basic.
It should be basic.
But anyone who has spent money on a bag of protein that clumps, froths excessively or becomes a chore to finish knows why it matters.
Is $100 WPI Actually Worth It?
That depends on what you're comparing.
If you're looking at two nutrition panels and nothing else, paying more can be difficult to justify.
But most people don't consume a nutrition panel.
They consume the shake.
And that's where the difference can become obvious.
If you're drinking protein five or six times a week, you're going to notice whether it's too sweet.
You're going to notice whether it mixes properly.
You're going to notice the texture.
And you're definitely going to notice if you start avoiding the bag because you're sick of drinking it.
A $60 bag sitting half-finished in the cupboard wasn't particularly good value after all.
For someone using protein regularly, paying more for the one you actually enjoy can make a lot more sense.
The Whey Co Isn't Trying To Be The Cheapest
The Whey Co is aimed at people who already use protein and know what they like.
People who have gone through enough tubs and bags to recognise the usual problems.
Too sweet.
Too artificial tasting.
Too much foam.
Clumps that never seem to disappear.
A flavour you loved on day one and hated by week three.
The idea isn't complicated.
Make a good whey isolate.
Make it easy to drink.
Don't make it ridiculously sweet.
Keep the formulation straightforward.
Get the texture right.
Then make sure the person buying it actually wants another bag when they finish the first one.
Look Past The Number On The Front
Protein percentage matters.
Price matters too.
But neither tells you whether you're going to enjoy drinking what's inside the bag.
That's the part that's easy to overlook when every WPI looks almost identical on a product page.
The Whey Co was built for people who have already worked that out.
If you've tried the cheaper options and found yourself wondering why the shake is so sweet, why it won't mix properly, or why you suddenly don't feel like having protein anymore, there may be a reason premium WPI still has a market.
Sometimes you don't notice the difference until you've tried both.
European-sourced WPI. Natural flavours. Lighter sweetness. Made to be something you'll actually want to drink every day.
Follow The Whey Co on Instagram.
Men’s Insider Contributor
Ethan Marsh
Covers health, fitness, and modern lifestyle, with a focus on practical habits and the long game of staying well.
This article features partner, contributor, or branded content from a third party. Members of the Men’s Insider editorial staff were not involved in the creation of this content. All views and opinions are those of the contributor alone.
