The lemon tree is a small, flowering, evergreen tree with dark green serrated oval leaves and fragrant pink and white flowers that bears the oval yellow fruit. The lemon tree is indigenous to Southeast Asia, but in the second century, it was introduced to Greece and Italy where it quickly adapted to climate in the Mediterranean region. Lemon oil is cold pressed from the bright yellow rinds of fruit of the lemon trees. The oil contains antioxidants that may brighten and preserve your skin tone. The fresh lemon aroma feels calming and uplifting.