Research

We work closely with subject matter experts to bring you breakthrough research that you can count on. Explore our data-driven publications and reports.

Featured

Water

PFAS Chemicals

Getting ‘forever chemicals’ out of drinking water: EWG’s guide to PFAS water filters

Taking ‘forever chemicals’ out of drinking water: EWG’s guide to PFAS water filters. Discover the most effective water filters for reducing PFAS contamination in your water. EWG's extensive tests...

July 11, 2023

EWG investigation: Dangerous agricultural chemical chlormequat found in popular oat-based products

A new EWG investigation finds for the first time troubling concentrations of the toxic agricultural chemical chlormequat in oat-based products sold in the U.S., including everyday brands marketed to...

January 31, 2023

Federal & State Energy Policy

Power and profit: How PG&E fails California ratepayers and what to do about it

EWG’s utility business model would create a more balanced policy and regulatory regime for PG&E customers. It is designed to hold the company responsible for its investment patterns and shift...

June 16, 2022

All Research

Displaying 1 - 4 of 4

Cleaning Supplies

Greener School Cleaning Supplies

November 3, 2009

You clicked an old link. EWG has updated resources on green cleaners you can use to choose healthy cleaning products for your family.

Triclosan

Cosmetics

Cleaning Supplies

EWG's Guide to Triclosan

October 12, 2008

It's nearly ubiquitous in liquid hand soap and dishwashing detergent, but those aren't the only products it's in. Triclosan is also a common ingredient in toothpaste, facewash, deodorant, a host of...

Pesticide in Soap, Toothpaste and Breast Milk - Is It Kid-Safe?

July 17, 2008

With no assessment of health risks to infants, federal regulators have approved a hormone-disrupting pesticide, triclosan, for use in 140 different types of consumer products including liquid hand...

BPA

Down the Drain

July 12, 2007

EWG and East Bay Municipal Utility District (EBMUD) researchers analyzed samples of wastewater from residential, commercial, and industrial sites in the San Francisco Bay Area. 18 of 19 wastewater...

Expert Spotlight

Chemical companies provide quarterly reports on production and sales figures to shareholders. Why shouldn’t the public and EPA receive similar reports every year about commonly used chemicals, some of which could pose a serious health risk?”

David Andrews, Ph.D.

Deputy Director, Investigations and Senior Scientist

All Experts

News & Insights

PFAS Chemicals

On World Animal Day, learn about how ‘forever chemicals’ threaten wildlife

October 2, 2024

October 4 is World Animal Day – a global event now in its 99th year that raises awareness of the health threats facing creatures around the globe. One of the biggest dangers comes from the “forever...

Food

Food Chemicals

What are methylene chloride, trichloroethylene and ethylene dichloride?

September 30, 2024

Methylene chloride, trichloroethylene and ethylene dichloride are chemical solvents used in industrial processes such as food production, to extract specific components or concentrate flavors.

Cleaning Supplies

Combat mold the safer way

September 27, 2024

With autumn bringing harsher weather like the heavy rain and flooding from hurricanes, many people choose to close up their homes tightly.

Closed windows and doors keep the heat in, but they also trap...

Reproductive Health

Children’s Health

How some chemical exposures may play a role in a common hormonal disorder

September 27, 2024

September is Polycystic Ovary Syndrome Awareness Month, spotlighting a hormonal disorder affecting many women. Chemicals in everyday products may be one cause of this chronic health condition.

Search

Key Issues

PFAS Chemicals

Research

Getting ‘forever chemicals’ out of drinking water: EWG’s guide to PFAS water filters

EWG investigation: Dangerous agricultural chemical chlormequat found in popular oat-based products

Power and profit: How PG&E fails California ratepayers and what to do about it

Areas of Focus

Greener School Cleaning Supplies

EWG's Guide to Triclosan

Pesticide in Soap, Toothpaste and Breast Milk - Is It Kid-Safe?

Down the Drain

David Andrews, Ph.D.

‘Forever chemicals’: Top 3 ways to lower your exposure

EWG comments on the WHO proposed guidelines for PFOA and PFOS contamination of drinking water

Flawed WHO report on ‘forever chemicals’ fails human health, EWG scientists find

Addressing misinformation on the internet about EWG’s ratings systems

On World Animal Day, learn about how ‘forever chemicals’ threaten wildlife

What are methylene chloride, trichloroethylene and ethylene dichloride?

Combat mold the safer way

How some chemical exposures may play a role in a common hormonal disorder

Key Issues

Research

Areas of Focus

Related Articles

Articles by David Andrews, Ph.D.