Best whey-protein powders Best plant-based protein powders Best collagen-protein powder All the other protein powders we’ve tried All the nutritionists we spoke to stressed that they cannot be ...

Whey is a protein supplement derived from dairy that contains all nine essential amino acids. Whey protein benefits include building muscle mass or losing weight. While whey is considered safe ...

First, think about the protein source: Whey and casein are complete options (that means they contain all of the necessary amino acids to effectively build muscle), while pea and hemp are plant ...