Harmful Chemicals,
Health Risks, and Status

Many chemicals used in agricultural and gardening products are harmful to both human health and the environment. Understanding the dangers of these chemicals is crucial for protecting workers, consumers, and ecosystems from their potentially devastating effects.

Top 5 Harmful Chemicals commonly used in agricultural, farming, and gardening products that pose significant health risks:

1. Paraquat

  • Used In: Herbicides (widely used for weed control in crops like soybeans, cotton, and corn).

  • Health Risks: Paraquat is highly toxic and linked to Parkinson’s disease, lung damage, and death from poisoning. Long-term exposure can lead to neurological disorders and other serious health conditions.


Status: Banned in over 30 countries, but still used in some parts of the world, including the U.S.

2. Glyphosate

  • Used In: Herbicides (widely known under the brand name Roundup).

  • Health Risks: Glyphosate has been classified as a probable human carcinogen by the International Agency for Research on Cancer (IARC). It’s linked to cancers, especially non-Hodgkin lymphoma, and has raised concerns about kidney damage and reproductive issues.


Status: Banned or restricted in several countries, but still widely used in the U.S. and other countries.

3. Chlorpyrifos

  • Used In: Insecticides (commonly used to control pests on crops like corn, wheat, and fruit).

  • Health Risks: Chlorpyrifos is an organophosphate pesticide that can affect the nervous system, leading to developmental delays in children, cognitive impairments, and neurological damage. Chronic exposure has been linked to birth defects and respiratory issues.


Status: Banned for residential use in the U.S., but still allowed for agricultural use in some cases.

4.  Neonicotinoids (e.g., Imidacloprid, Clothianidin)

  • Used In: Insecticides (used to control pests in a wide range of crops, including vegetables, fruits, and ornamental plants).

  • Health Risks: Neonicotinoids are neurotoxic to both insects and humans. They have been linked to neurological issues, memory problems, developmental delays, and potential developmental toxicity in children. There is also growing concern about their role in the decline of pollinators, particularly honeybees.


Status: Restricted or banned in the EU, but still widely used in the U.S.

5. 2,4-Dichlorophenoxyacetic Acid (2,4-D)

  • Used In: Herbicides (commonly used for weed control in crops like corn, rice, and wheat).

  • Health Risks: 2,4-D is linked to a variety of health issues, including cancer (particularly soft tissue sarcoma), liver and kidney damage, reproductive harm, and developmental issues. It can also cause skin irritation and respiratory problems.


Status: Still used widely, though some countries have imposed restrictions or bans due to health concerns.

These chemicals, while often effective in controlling pests and weeds, carry significant health risks for both those who work directly with them and the environment. Efforts are ongoing to reduce their use and find safer alternatives, but many are still common in agriculture and gardening practices today.