Herbicide

Roundup

Monsanto’s flagship product, Roundup, is the most widely used herbicide in the U.S. 

Its main ingredient, glyphosate, is the subject of ongoing research into its potential cancer-causing effects and other health problems.

Introduced

1974

Treats

Used as an herbicide

Side Effects

Risk of lymphoma

Read more about Roundup

Image of a golfer placing a ball on a tee in the grass, representing Gary Lindeblad's Roundup lawsuit.

Golf Pro Sues Monsanto, Claims Roundup C...

James Parker · September 16, 2020

A Washington state golf pro who says Roundup caused his cancer has filed a lawsuit against Monsanto. 

Legal Developments
Image of a farmer spraying crops with Roundup

Court Panel Affirms Decision That Roundu...

T.J. La · August 7, 2020

A jury verdict that found that Monsanto’s Roundup caused a groundskeeper’s cancer still stands under a California appellate decision issued last month, but the panel slashed the award.

Legal Developments
Illustration of a lawyer talking to a jury representing Bayer's settlement bid.

Judge Rebuffs Bayer’s Settlement Bid O...

Lynne Higby · July 15, 2020

The case’s presiding judge questioned the lawfulness of a provision in the proposed $10 billion settlement, causing attorneys representing Roundup plaintiffs to back away from the proposed deal.

Legal Developments
Image of a Mexican flag representing Mexico banning glyphosate pesticides.

Mexico Bans Shipments and Use of Pesticide Glyphosate

Emily Shiffer · July 8, 2020

Mexico will ban all future imports of the pesticide glyphosate, citing scientific evidence that it is potentially toxic to human health and the environment.

News
Image of Roundup sprayed on crops representing Bayer renegs on Roundup cancer claims.

Bayer Renegs on Roundup Cancer Claim Settlements, Blames Coronavirus

Carah Wertheimer · April 8, 2020

Bayer is backing out of draft settlements with U.S. law firms representing more than 45,000 plaintiffs who allege that their non-Hodgkin’s lymphoma was caused by exposure to Monsanto’s Roundup.

Legal Developments
A photo of plants, representing the concept of Roundup causing cancer.

In 3 Months, 20,000 More Plaintiffs Claim Roundup Caused Cancer

Emma Schkloven · November 26, 2019

The number of plaintiffs claiming Roundup caused their cancer has more than doubled to 42,700 in the last three months.

Legal Developments
Photo of land in Hawaii to represent Maui Families Suing Monsanto for in-utero chemical exposure

Maui Families File Suit Against Monsanto for Chemical Exposure

Emma Schkloven · November 19, 2019

Two families in Maui, Hawaii, have filed a lawsuit against Monsanto, claiming the company’s use of pesticides and chemicals led to birth defects in their newborns. 

Legal Developments
An image of a man holding a bottle of Roundup herbicide after Monsanto Emails Uncovered Revealing Health Risks of Glyphosate

Internal Emails in Monsanto History Spark Questions of Ethics and Safety

Nicole Knight · October 16, 2019

Monsanto has been under scrutiny in recent years for the health risks of primary herbicide in Roundup, glyphosate. For years, the company paid their team of researchers and scientists to promote the safety of the product, but recent internal emails have revealed such an assertion cannot be made about the chemical.

News
A photo of a wheat field with a blue sky, representing EPA vs. California Prop. 65 in regards to Glyphosate

EPA, State of California Debate Labeling Glyphosate As Carcinogenic

Emma Schkloven · September 5, 2019

The Environmental Protection Agency (EPA) and the State of California have once again come down on opposite sides of the ongoing Roundup debate.

News
Photo of two farmers who once used Roundup discussing glyphosate alternatives for Bayer.

Bayer Invests Billions in Search of Glyphosate Alternatives

Emma Schkloven · August 14, 2019

Bayer, which purchased agrochemical corporation Monsanto, will invest $5.6 billion over the next 10 years into finding alternatives to its widely-used weed killer Roundup.

News
A photo of wheat representing the $2 billion Roundup verdict reduced.

$2 Billion Verdict Reduced in Roundup Cancer Case

Lauren Styx · July 29, 2019

In May, a jury awarded the amount of $2 billion in punitive damages and $55 million in compensatory damages to a California couple who developed cancer after years of exposure to Roundup weedkiller. Last week, the California judge significantly reduced the award in this historic Roundup cancer case.

Legal Developments
Photo of a field as it is sprayed with herbicide following study suggesting that Monsanto's Roundup may cause liver damage.

Researchers Find Liver Damage May Be A Risk of Roundup

Lauren Styx · June 10, 2019

A recent study by the University of California San Diego School of Medicine found a new risk of Roundup: liver damage. Levels of glyphosate, the primary herbicide in Roundup, were significantly higher in patients with nonalcoholic fatty liver disease than in patients with healthier livers.

Research + Findings
A photo of an agricultural field in relation to the debate between Monsanto and the EPA about Roundup, glyphosate and cancer.

Roundup and Cancer: EPA Sidesteps Science Claiming "No Link"

Carah Wertheimer · May 8, 2019

Last week, the U.S. Environmental Protection Agency (EPA) reaffirmed its 2017 assessment that glyphosate, the herbicide in Monsanto's Roundup weedkiller, does not cause cancer. Recent scientific studies and court cases say otherwise about the controversial herbicide.

Research + Findings
A photo of a cereal farmer's in field of wheat as blame falls to agrochemical giant in Monsanto Lasso France lawsuit.

Monsanto Held Liable for Cereal Farmer's Sickness in France

Nicole Knight · April 30, 2019

A French court sided with a cereal farmer who claimed Monsanto’s Lasso weedkiller made him sick, claiming the product’s label inadequately warned him of its risks.

Legal Developments
Photo of bowl of cheerios after weedkiller Roundup found in cereal, now concerns are raised about the cancer-causing nature of the herbicide.

Researchers Uncover Roundup in Cereal, But Does It Cause Cancer?

Nicole Knight · October 17, 2018

Researchers uncovered an alarming amount of the weed killer Roundup in cereal, raising food safety concerns about the presence of the cancer-causing chemical glyphosate.

Health Features
Photo of a vibrant soybean field where Monsanto's Roundup is not used while Monsanto's Roundup lawsuit continues.

Monsanto Lawsuit Debate Over Roundup's Link to Cancer Continues

Ashley Lombardo · October 18, 2017

Lawyers continue to debate allegations that glyphosate, the main ingredient in Monsanto's herbicide Roundup, can cause cancer.

Legal Developments
Science May Indicate Whether Roundup Causes Cancer

Does Roundup Cause Cancer?

Ashley Lombardo · August 29, 2017

Roundup, Monsanto's herbicide, is at the center of an ongoing controversy related to reports linking glyphosate exposure to cancer.

News