In the past, dandelion roots and leaves were used to treat liver problems. Native Americans also boiled dandelion in water and took it to treat kidney disease, swelling, skin problems, heartburn, and upset stomach.

Traditional and Complementary medicine (T&CM) is an important and often underestimated part of health care.

Black walnut is used to treat parasitic worm infections and certain other infections including diphtheria and syphilis. It is also used for leukemia.

In herbal medicine, Goldenseal is often used as a multi-purpose remedy and is thought to possess many different medicinal properties. In addition to being used as a topical antimicrobial, it is also taken internally as a digestion aid.

Feverfew is a traditional medicinal herb which is commonly used to prevent migraine headaches. It is a medicinal plant traditionally used for the treatment of fevers, migraine headaches, rheumatoid arthritis, stomach aches, toothaches, insect bites, infertility, and problems with menstruation and labor during childbirth.

Peppermint leaves are a very well known herbal medicinal product, widely used traditionally, being a popular remedy inside and outside.