Sign in

Your life, sourced by science. A publication from Medium about health and wellness.


In Elemental. More on Medium.

Do vitamin D, melatonin, zinc, and vitamin C protect against Covid-19?

Photo: Nicolas Solerieu/Unsplash

Dozens of studies are underway to determine whether supplements of common nutrients and vitamins could help ward off infections of SARS-CoV-2, the coronavirus that causes Covid-19, or even treat the disease by reducing the dangerous inflammation it causes in the lungs and other organs. A few have proven promising. But the research is not yet conclusive on any supplements, and it’s quite inconclusive for others. Meanwhile, scientists caution that too much of any nutrient can have negative side effects.

A loophole in the Dietary Supplement Act has led to thousands of hospitalizations

Photo: Yulia Reznikov/Getty Images

On December 25, 2019, Emily Goss underwent liver transplant surgery to replace her failing organ. The condition came on suddenly; in just three weeks, the 23-year-old went from being perfectly healthy to suffering from acute liver failure. The suspected culprit is a dietary supplement Goss had been taking for several months called Balance, which the company Alani Nu claims can “support hormonal balance, weight management, complexion, and fertility.”

Illustrations by Kieran Blakey

The latest science behind the 10 most popular, plus answers to that age-old question: Should you take them?

Vitamins and other supplements are more ubiquitous than ever: A 2019 Harris Poll found that 86% of Americans say they take them. But what does the science say about your go-to supplement? Elemental scrutinized the latest and best research on the 10 most popular supplements in America. Whether you’re taking something for your brain, your bones, or your blood, you’ll want to read this before you swallow another dose.

How to avoid being duped by your vitamins and supplements

Photo by pina messina on Unsplash

Taking a daily multivitamin or fish oil pill is a common ritual. In fact, Americans spend more than $30 billion a year on dietary supplements.

The Nuance

There may be perks, but you’re rolling the dice

Credit: Nicholas Eveleigh/DigitalVision/Getty

Every week, the Nuance will go beyond the basics, offering a deep and researched look at the latest science and expert insights on a buzzed-about health topic.

The Nuance

The evidence against supplements is stronger than ever, and yet more Americans take them year over year

Illustrations by Na Kim

Earlier this year, federal authorities announced plans to strengthen oversight of the supplement industry.


Your life, sourced by science. A publication from Medium about health and wellness.

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store