When you see the EWG VERIFIED™ mark on a product, you will know that the product meets EWG's strictest criteria for transparency and health.

EWG’s Guide to Healthy Cleaning
Update Center
Product Updates

2022 update

Date posted: 2022-04-21

Addressing misinformation on the internet about EWG’s ratings systems.

2021 pH update

Date posted: 2021-03-22

Please note, as of March 01, 2021, EWG actively seeks pH values for only corrosive cleaning product categories and forms. For more details please visit our methodology.

2019 Science Update

Date posted: 2019-08-09

Our 2019 science update has been completed and the new data is now being reflected in product and ingredient scores.

About the ratings About the ratings
EWG provides information on cleaning product ingredients from the published scientific... continue reading →
EWG provides information on cleaning product ingredients from published scientific literature, to supplement incomplete data available from companies and the government. The ratings indicate the relative level of concern posed by exposure to the ingredients in this product - not the product itself - compared to other product formulations. The ratings reflect potential health hazards but do not account for the level of exposure or individual susceptibility, factors that determine actual health risks, if any. (Hide)
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