20 mai 2026
Whey Isolate vs Whey Concentrate: which one to choose?
A side-by-side comparison of the two most common whey forms, with a recommendation per goal.
The key difference
Isolate is 90%+ protein with lower lactose and fat. Concentrate is cheaper at 70–80% protein.
Which one to pick
- Lactose-sensitive or competitive athlete: isolate.
- Beginner or tight budget: concentrate is excellent value.