Last updated: August 5, 2026. Prices and availability checked at the time of writing and may change.
Short answer: Both are complete proteins with a PDCAAS of 1.0. Whey is cheaper per gram and slightly higher in leucine, but it comes from milk. Egg white protein is pure albumen, so it carries no dairy and no lactose at all, which makes it the like for like swap when dairy does not sit well with you.
Whey is the default protein powder of the modern gym. Egg white protein is what the fitness world used before whey existed, and for a growing number of people whose stomachs disagree with dairy, the original is quietly making its comeback.
Egg white protein vs whey: the honest comparison
| Whey protein | Egg white protein | |
|---|---|---|
| Source | Milk (a dairy by-product of cheesemaking) | Egg albumen, no dairy involved |
| Complete protein | Yes, PDCAAS 1.0 | Yes, PDCAAS 1.0, all nine essential amino acids |
| Lactose | Traces, more in concentrates than isolates | None at all |
| Typical ingredient list | Often five to ten: emulsifiers, sweeteners, flavour systems | One ingredient in the clean versions, like ours: dried Canadian egg whites |
| Leucine density | Slightly higher per gram, a real edge for post-workout timing | Strong but a step behind whey |
| Digestion for dairy-sensitive people | Bloating and discomfort are common complaints | Naturally dairy-free and lactose-free |
| In the kitchen | Shakes and smoothies | Shakes, plus it whips and bakes like egg whites |
| Clean Canadian option | Rare; most whey is flavoured and blended | $39.99 CAD, 25 g protein per serving, single ingredient |
| Egg white protein | Whey protein | |
|---|---|---|
| Source | Spray-dried egg whites (one ingredient) | A by-product of cheesemaking (dairy) |
| Protein per serving | 25–26 g, complete amino acid profile | 20–25 g, complete |
| Dairy / lactose | None (naturally dairy-free and lactose-free) | Contains dairy; isolates reduce but rarely eliminate lactose |
| Digestibility | ~97% (PDCAAS of 1.0) | High (also PDCAAS 1.0) |
| Typical additives | A clean product needs none | Often gums, sweeteners and flavour systems; read the label |
| Texture | Light, whips and bakes beautifully | Creamy in shakes; can get gummy in baking |
Is egg white protein better than whey?
It depends on one question: does dairy agree with you? Whey keeps a slight edge in leucine density and usually costs less per gram, which is why it dominates gym culture. Egg white protein matches it as a complete protein with a PDCAAS of 1.0, carries zero lactose, and gets there with one ingredient instead of a flavour system. If dairy bloats you, if you are cutting dairy entirely, or if you simply want the shortest possible label, egg white protein is the better choice. If none of that applies and budget rules, a clean whey isolate is a fair pick.
Who each one is for
Choose whey if dairy sits fine with you and you want the cheapest complete protein per gram in a shake. It earned its place. Choose egg white protein if dairy doesn't sit fine (bloating, congestion, skin complaints that track with shakes) or if you simply want a protein with a one-line label. It delivers the same complete amino profile with nothing else in the tub, and it behaves better in pancakes and baking than whey ever has.
The label test
Whatever you pick, apply the same rule we apply to everything: read the ingredient list, not the front of the tub. A protein powder needs one ingredient. Gums, artificial sweeteners and "flavour systems" are there for the manufacturer's margin, not your training.
Are egg whites dairy?
No. Dairy means foods made from milk, and eggs come from chickens, not cows, so egg whites are not dairy and contain no lactose at all. The confusion comes from grocery stores shelving eggs beside milk, but nutritionally they are unrelated categories.
That distinction is the whole reason egg white protein exists as a category: whey is a milk protein that carries traces of lactose and usually needs emulsifiers and sweeteners, while egg white protein powder is pure albumen, naturally dairy-free and lactose-free, and still a complete protein with all nine essential amino acids. If dairy bloats you or you are cutting it entirely, egg white protein is the like-for-like swap; the rest of our single-ingredient clean protein collection follows the same logic.
Related: colostrum vs whey: which does what and why protein didn't used to come in a wrapper.
From Rise Nutrition
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One-ingredient protein from Canadian egg whites. Ships from Canada · Free shipping over $45 · 30-day money-back.
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