# Most Replayed Moment: Sleep Expert On The Truth About Melatonin And Magnesium

An episode of [The Diary Of A CEO with Steven Bartlett](https://invisiblenetwork.ai/podcast/1291423644), 26 Jun 2026, 45 min.

Audio: https://pdst.fm/e/pscrb.fm/rss/p/mgln.ai/e/1390/claritaspod.com/measure/p.podderapp.com/2544644999/mgln.ai/e/1651/episode.flightcast.com/01KSSMKV07E69NXS3GBDBP2M9C.mp3

Matthew Walker is a neuroscientist, sleep expert and bestselling author known for his research on how sleep impacts the brain, body and longevity. In this moment, he explains the truth about melatonin, phones before bed, and the one sleep habit that predicts longevity more than time asleep. Plus, what does the science really say about magnesium? Listen to the full episode here! Spotify: https://g2ul0.app.link/wQcb5LG9w3b Apple: https://g2ul0.app.link/jzhGXRO9w3b Watch the Episodes On YouTube: https://www.youtube.com/c/%20TheDiaryOfACEO/videos Matthew Walker: https://www.sleepdiplomat.com/

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