Stinging Nettle (Urtica dioica)- Free Images

Stinging nettle is a popular home remedy for arthritis, seasonal allergies, and many other conditions.

The nettle has sharp hairs on its leaves. These hairs contain chemicals, such as formic acid and histamine, that can irritate the skin and cause stinging, itching, and redness.

Stinging nettle hairs also contain a range of other chemicals that can affect humans, including acetylcholine and serotonin. seasonal allergies, and many other conditions.

Stinging nettle, or Urtica dioica, is a common plant that grows in the United States, Canada, and Europe. It primarily grows in damp, fertile soil.