“I wanted the Casein because I mostly take it ... the flavors,” one happy reviewer shared. “Whey protein is considered the ‘gold standard’ to maintain body proteins (muscle, skin ...

Update on January 29, 2025: Replaced Momentous Essential Grass-Fed with Optimum Nutrition Gold Standard as best overall whey protein powder; added a note about Clean Label Project’s report on ...

Whey, casein, and egg protein powders ... Whey in particular has long been considered the gold standard of protein powders, ...