()limonene

(S)-(-)-Limonene (l-Limonene) is a Monoterpenoids,it can induce a mild bronchoconstrictive effect.

Limonene (Dipentene) is a monoterpene found in citrus plants such as lemon, orange, and grape, widely used in cosmetics and household products as a fragrance, with antimicrobial, antiproliferative, antioxidant, and anti-inflammatory properties.

Perillyl Alcohol is a naturally occurring monoterpene related to limonene with antineoplastic activity. Perillyl alcohol (Isocarveol) inhibits farnesyl transferase and geranylgeranyl transferase, thereby preventing post-translational protein farnesylation and isoprenylation and activation of oncoproteins such as p21-ras, and arresting tumor cells in the G1 phase of the cell cycle.