Where Can I Learn More?

More than 160 countries have reviewed the data and ultimately approved the safe use of glyphosate-based herbicides. The overwhelming consensus is that glyphosate, when used according to label directions, poses no unreasonable risk to people, wildlife or the environment. Learn more about the studies and governmental reviews below.

Peer-reviewed scientific publications

Regulatory Toxicology and Pharmacology. 31: 117-165. Gary M. Williams, Robert Kroes and Ian C. Munro (2000). Click here for a summary of the Williams’ review.

Reviews of Environmental Contamination and Toxicology. 167: 35-120. John P. Giesy, Stuart Dobson and Keith R. Solomon (2000). Click here for a summary of the Giesy review.

An extensive collection of glyphosate-related publications is available here


U.S. Environmental Protection Agency (EPA) review documents

EPA Reregistration Eligibility Decision - Fact Sheet

EPA, September 1993 / Full dossier


Worldwide governmental review documents

Commission working document - Review report for the active substance glyphosate / Finalized in the Standing Committee on Plant Health (June 2002)

Current, preliminary assessment of glyphosate by the BfR (July 2011)

Frequently Asked Questions on the Health Risk Assessment of Glyphosate (November 2011)

AFSSA-Statement on the substance glyphosate (2009)

Statement about a study on toxicological effects of glyphosate Benachour N. and Seralini G.-E. (2009)

Information of the Austrian Agency for Health and Food Safety (AGES) on glyphosate

Review of the National Registration Authority (1996)

Report of the Australian Pesticides and Veterinary Medicines Authority (APVMA) of the Earth Open Source study "Roundup and birth defects: Is the public being kept in the dark?"

Regulatory update: APVMA sees no need to revise the current Australian Acceptable Daily Intake (ADI).


World Health Organization (WHO) review documents

WHO environmental health criteria of glyphosate (1994)

Joint FAO/WHO evaluation (2004 Part II—Toxicology) with information on the acceptable daily intake of glyphosate (ADI)

WHO Drinking Water Guidelines for glyphosate and AMPA


Other review documents

A glyphosate summary is available online at EXTOXNET, a cooperative effort of University of California-Davis, Oregon State University, Michigan State University, Cornell University and the University of Idaho. http://ace.ace.orst.edu/info/extoxnet/pips/ghindex.html