Methyl salicylate (oil of wintergreen or wintergreen oil) is an organic ester naturally produced by many species of plants, particularly wintergreens. It is also synthetically produced, used as a fragrance, in foods and beverages, and in liniments.

Goitrin is a potent antithyroid compound found naturally in crucifers. Goitrin is responsible for the induction of glutathione S-transferases.

(R)-5-Hydroxy-1,7-diphenylheptan-3-one is extracted from the rhizomes of Alpinia officinarum, a Chinese medicinal herb. (R)-5-Hydroxy-1,7-diphenylheptan-3-one inhibits melanogenesis in theophylline-stimulated murine B16 melanoma 4A5 cells.