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Coronavirus Information Center
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To help you make informed choices regarding coronavirus (SARS-CoV-2) and COVID-19, we research and review products marketed to protect your health, and we publish the latest clinical insights.

CL Answers

Older woman getting an injection

How do the Pfizer, Moderna and Johnson & Johnson COVID-19 vaccines compare in terms of efficacy, safety and side effects? How, when and where do I get the COVID-19 vaccine?
Four masks shown for comparison

Which is the best mask to prevent COVID-19 and how do cloth, disposable, N95, and KN95 masks compare? How can I stop glasses from fogging?
Monitor on a table

Room Carbon Dioxide Monitors: A Good Way to Assess Room Ventilation and Reduce COVID Spread?
HEPA air purifier on bedroom floor

Which air purifiers are best for reducing the spread of COVID-19?
Best Pulse Oximeter for Home Use -- Pulse Oximeter

Which is the best pulse oximeter for home use?
Best COVID Tests, Accuracy, Where to Find & More -- Boy Getting COVID Test

How can I get tested for the coronavirus? Can I get an at-home test for COVID-19? Which are the best tests? Are any tests free?
Supplements for Coronavirus (COVID-19)? -- mask and pills

Do any supplements help with the coronavirus (COVID-19)? Do supplements like vitamin D, zinc, vitamin C, or herbals work?
UV Light to Kill Coronavirus (COVID-10)? -- UV Light, Medical Mask and Stethoscope

Do UV light sanitizing wands and boxes kill coronavirus (COVID-19)?
Face Shield to Protect From Coronovirus (COVID-19) -- Woman Wearing Face Shield, Mask and Gloves

What face shield is best to protect from COVID-19 and when should I wear one?
See more answers about Coronavirus

Latest Videos

What You Need to Know about Coronavirus and Supplements

Many supplements and natural or other alternative treatments are being promoted to prevent or treat coronavirus (COVID-19). None have been proven to work, but some have potential benefits, particularly if your diet is deficient in essential nutrients. This is explained in this video by Tod Cooperman, M.D., founder, and president of ConsumerLab.com.

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For more details, including results of ConsumerLab's tests of over 1,300 products, hundreds of CL Answers, product warnings, and other information about supplements and natural products, you can become a ConsumerLab.com member.

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Join now at www.consumerlab.com/join/

Warnings

Warnings for Products Marketed for Coronavirus

12/06/2021

Fountain of Youth Formula Collagen Protein Recalled
12/01/2021

Probiotics Recalled Due to Bacterial Contamination, May Be Life-Threatening to Some
12/01/2021

FDA Warns Seller of Saffron Supplements
11/24/2021

FDA Warns Sanitizer Corporation For Manufacturing and Misbranding Violations
11/17/2021

Mountain Meadow Herbs "Cleanse" Recalled, Risk of Injury from Exploding Bottle
11/09/2021

Five Brands of Protein Supplements Recalled Due to Allergen Risk
11/05/2021

Herb Recalled Due to Risk of Lead, Cadmium Contamination
11/02/2021

Probiotic Recalled Due to Risk of Bacterial Contamination
10/23/2021

Walmart Recalls Essential Oil Sprays Linked to Two Deaths
9/14/2021

Seller of Lion's Mane, Other Mushroom Supplements Warned by FDA

 See more warnings about Coronavirus

CDC

Coronavirus Resources from the Center for Disease Control (CDC)

Coronavirus Symptoms

COVID-19 Symptoms

Symptoms of COVID-19 include fever, cough, and shortness of breath. Call your doctor if you develop symptoms.

Basic Protective Measures

COVID-19 Prevention

The best way to prevent COVID-19 infection is to avoid exposure to this virus and use healthy habits.

Travel Guidelines

COVID-19 Travel Guidelines

Coronavirus disease 2019 (COVID-19) is caused by a virus (more specifically, a coronavirus known as SARS-CoV-2) identified as the cause of an outbreak of respiratory illness first detected in Wuhan, China.

FDA

Coronavirus Resources from the U.S. Food & Drug Administration (FDA)

Is Your Hand Sanitizer on FDA’s List of Products You Should Not Use?

FDA Hand Sanitizer Warning

FDA testing uncovered toxic ingredients in some hand sanitizers – find out if your product is on the list

Get full access by becoming a member today!

For more details, including results of ConsumerLab's tests of over 1,300 products, hundreds of CL Answers, product warnings, and other information about supplements and natural products, you can become a ConsumerLab.com member.

Learn More About Membership

Join now at www.consumerlab.com/join/