Don’t waste your money on Vitamin C, D, zinc, elderberry and echinacea supplements—they are a $70 billion-a-year lie
Don’t waste your money on Vitamin C, D, zinc, elderberry and echinacea supplements—they are a $70 billion-a-year lie
[A] new study was published last week in JAMA Network Open and included more than 15,000 participants. It found that about one in nine U.S. residents used supplements to enhance their immune systems …
…
Research suggesting that vitamin D supplements treat viral infections like the common cold or reduce the risk of them is inconsistent …
The evidence is similarly unconvincing for vitamin C and zinc … a 2024 Cochrane review involving more than 8,000 participants found that zinc supplements did next to nothing to prevent the common cold …
Plants like elderberry and echinacea are also used in immune system supplements. But … there’s even less reliable research on whether they help prevent or treat common viruses, said Dr. Jen Wall Forrester …
“I wish there was a magic bullet,” she said, but immunity is complex, and supplements are unlikely to single-handedly change how it works.
…
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