A member asked:

Help, what is the difference between whey protein and mass gainer?

A doctor has provided 1 answer

See below: whey protein is a type of protein that is a supplement and helps with muscle growth and is a source of protein. it comes from milk. mass gainer is a commercial name for a combination of products that might also contain varieties of proteins and amino acids. read label carefully.

Answered 5/24/2015

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