Whenever influencers use terms like "miracle" or "magic" to describe health products, proceed carefully, and with a hefty dose of skepticism. As psychiatrist Dr. Alex Dimitriu told Popular Science , "I think we need to be careful any time scientists and especially TikTokers make medical claims." His recommendation? Check the research to see if it backs up the anecdotal experiences of others.

So, does magnesium deserve all the hype it's getting online? Certainly, it's a popular mineral: Sales of topical magnesium reached $421.6 million in 2023 (via Growth Market Reports ), and the magnesium supplement market clocked in at $29.3 million in 2024 (per Grand View Research ). That said, popularity doesn't necessarily have any connection to impact.

Magnesium plays a pivotal part in 300

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