Whey is a milk protein that’s processed into powder. Plant-based protein comes from sources like soy, pea, rice, hemp, or pumpkin seeds. Both whey and plant protein can help build and keep muscle.

Your choice of protein powder may depend on whether you prefer animal-based whey protein powder or a plant-based powder. Protein powders are among the most popular nutrition supplements on the market.

Discover how dairy proteins like whey and casein are evolving beyond quantity to quality. Learn about micellar and hydrolyzed ...

LA Times Studios may earn commission from purchases made through our links. If you’ve ever walked down the supplement aisle in the grocery store, passing by rows of protein powders, or scrolled ...

Protein powders are one of the most popular supplements. Manufacturers make protein powder from many different animal and plant sources. Whey protein is one of the most popular types. It’s protein ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? Out of the gate, here are three things you probably don’t know about whey ...

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, it can ...

Merve Ceylan is a dietitian and health writer with four years of experience writing for companies in the nutrition and health industry. Whey proteins are found in milk. Manufacturers separate the whey ...