Cucumbers (Cucumis Sativus ) Extract cools and soothe and they have some surprising ingredients such as manganese and potassium that help tighten and firm the skin. Ideal for skin-tightening masks, toners, and face wash, and after-sun products. It balances sebum and helps unclog pores. It even has mild skin lightening effects. Vitamin C and Folic acid in cucumber extract will help give you a fresh, clean look.