10 Best Protein Powders, According to 3 Years of Testing (2026)
Compare Top 10 Protein Powders
ProductProtein SourceProtein Per ServingFlavorsPrice per ServingOptimum Nutrition Gold StandardProtein blend (whey protein isolate, whey protein concentrate, whey peptides)24 grams12+$1.37–$2.00Transparent Labs Grass-Fed Whey Protein IsolateGrass-fed whey protein isolate28 grams21$1.82–$2.00Ritual Protein Daily Shake 18+Organic yellow peas20 grams2$2.93Dymatize ISO100Hydrolyzed whey protein25 grams11$1.79–$2.75Promix Grass-Fed Whey IsolateGrass-fed whey protein isolate30 grams5$1.87–$2.00Momentous Grass Fed Whey Protein Isolate PowderGrass-fed whey protein isolate20 grams8$1.75–$2.49Isopure Zero CarbWhey protein isolate25 grams8$1.69–$2.19Be Well by Kelly Protein PowderBeef protein isolate24 grams4$2.17Mikuna Pure Chocho Vegan Protein PowderChocho20 grams3$3.00Puori PW1 Whey ProteinWhey protein concentrate21 grams3$2.63
More Protein Powders to Consider
Naked Casein:With only one ingredient—micellar casein sourced from hormone-free skim milk—this is about as clean as it gets. No added sugar, no artificial sweeteners, and no unnecessary additives. It's cold-processed to avoid any nastiness from chemicals...
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