Chamomile or camomile is the common name for several daisy-like plants of the family Asteraceae that are commonly used to make herb infusions to serve various medicinal purposes.
Methyl salicylate (oil of wintergreen or wintergreen oil) is an organic ester naturally produced by many species of plants, particularly wintergreens.
Peppermint is a hybrid mint, a cross between watermint and spearmint.
Sage essential oil comes from the steam distilled leaves of the herb sage. Also known as garden sage, Dalmation sage, true sage, and common sage, this herb gets its name from the Latin word “salvere,” which means “to save,” and is best known for its therapeutic properties.