Follow Business Insider: James Kennedy. The idea that there is a difference between natural chemicals â like those in fruits and vegetables â and the synthetic version of those chemicals produced in a laboratory is a common misconception. Marketers often feed off consumer's concerns that man-made chemicals are bad.ollow Business Insider: James Kennedy. The idea that there is a difference between natural chemicals â like those in fruits and vegetables â and the synthetic version of those chemicals produced in a laboratory is a common misconception. Marketers often feed off consumer's concerns that man-made chemicals are bad.
In this article. There are several different types of drugs available to treat mental illnesses. Some of the most commonly used are antidepressants, anti-anxiety, anti-psychotic, mood stabilizing, and stimulant medications.
There are several types of depression medications (antidepressants) used to treat depression and conditions that have depression as a component of the disease, such as bipolar disorder. These drugs improve symptoms of depression by increasing the availability of certain brain chemicals called neurotransmitters. It is believed that these brain chemicals can help regulate brain circuits that affect emotions. Major types of antidepressants include: 1  Tricyclic antidepressants (TCAs) are some of the first antidepressants used to treat depression.