Melatonin heart failure: Sleep supplement linked to 90% higher risk of heart failure, claims study

Melatonin and Heart Failure Risk

A new study has reported a potential link between the use of melatonin supplements and an increased risk of heart failure. According to researchers, participants who took melatonin had a heart failure rate of 4.6 percent, compared to 2.7 percent among those who did not use the supplement.

“The risk of heart failure was 4.6 per cent for those in the melatonin group, compared with 2.7 per cent for those who had no record of taking melatonin.”

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Author’s Summary

A study links melatonin supplements to a significantly higher risk of heart failure, sparking medical concern and broad public discussion alongside several key Canadian political and social events.

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The Economic Times The Economic Times — 2025-11-07