they can still be effective for individuals seeking to gain muscle mass. Crazy Nutrition Mass Gainer also includes additional ingredients such as digestive enzymes, MCT oil, vitamins B6 and B12 ...

As the name suggests, weight gainers (also called mass gainers ... provision is there to support muscle growth. Intense exercisers can benefit from weight gainer shakes for similar reasons.

“‘Mass gainer’ protein powders may seem the obvious choice for those wanting to build muscle,” says Kristoph Thompson, director of S8 Training, which offers courses in PT and sports nutrition.