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A 18-year-old male asked:

Do mass gainers have side effects?

1 doctor answer1 doctor weighed in
Dr. Sean Kearney
Specializes in Orthopedic Surgery
Supplements: All medications and supplements have potential side effects. Supplements, such as mass gainers, should be approached with caution, since many supplements are not regulated by strict FDA testing. Mass gainers often contain high concentrations of proteins, which can have harmful effects on the kidneys, especially if one is dehydrated. Some brands may also contain other additives that can be harmful

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Last updated Sep 13, 2015


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