One study published several years ago examined over 30 different suppliers of melatonin. Relative to what was stated on the bottle, concentrations in each one of the pills ranged from 83% less than that listed to 478% more than what was stated on the bottle.

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Melatonin Supplements Often Contain 83% Less to 478% More Than Advertised

#12: Melatonin

The Matt Walker Podcast

Topic: moment

Melatonin Supplements Often Contain 83% Less to 478% More Than Advertised

Melatonin Supplements Often Contain 83% Less to 478% More Than Advertised

#12: Melatonin - Matthew Walker

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Melatonin Supplements Often Contain 83% Less to 478% More Than Advertised

#12: Melatonin - Matthew Walker

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#12: Melatonin - Matthew Walker

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