best whey protein powder: the alternatives compared

Compare best whey protein powder with 3 alternatives — price, trust and what each is best for. An evidence-backed second opinion before you buy.

best whey protein powderYour check

Optimum Nutrition Gold Standard 100% Whey is a highly trusted, industry-benchmark protein powder that offers an excellent balance of quality, taste, mixability, and value. While it uses artificial sweeteners and does not disclose the precise isolate-to-concentrate ratio, it remains a reliable choice for the vast majority of regular gym-goers and athletes. Buying in larger sizes, such as 5lb tubs, typically provides the best value per serving.

Trusted 95See check →
NOW Sports Whey Protein Isolate

Better for those seeking no artificial sweeteners, no soy lecithin, and public batch-level testing transparency.

$0.80–$1.20 per servingNot yet checked
MyProtein Impact Whey

More cost-effective if budget is the primary concern, though it is a concentrate-based product.

~$0.85–$1.00 per servingNot yet checked
Dymatize ISO100

Superior for those with documented lactose sensitivity or those competing in drug-tested sports who require dual NSF/Informed Choice certification.

~$2.09 per servingNot yet checked

Alternatives are suggestions from public sources; prices are approximate. How we score →