Glyphosate-based herbicides contain toxic heavy metals such as arsenic, lead, chromium and nickel, a new study has found. These are not declared and are normally banned due to their toxicity. They are also known to be endocrine (hormone) disruptors.

Contaminants are overlooked in regulatory assessments, new study finds.

Read more:
https://www.gmwatch.org/en/news/archive/2018/18061-glyphosate-herbicides-contain-toxic-heavy-metals-including-arsenic

Link to the original study:
https://www.sciencedirect.com/science/article/pii/S221475001730149X