Pycnogenol is derived from pine bark of a tree. It can also come from peanut skin, grapeseed and witch hazel bark.
Pycnogenol is used for treating circulation problems, allergies, asthma, ringing in the ears, high blood pressure, muscle soreness, pain, osteoarthritis, diabetes, attention deficit-hyperactivity disorder (ADHD), a disease of the female reproductive system called endometriosis, menopausal symptoms, painful menstrual periods, erectile dysfunction (ED), and an eye disease called retinopathy.
It is also used for preventing disorders of the heart and blood vessels, including stroke, heart disease, and varicose veins.
Pycnogenol is used to slow the aging process, maintain healthy skin, improve athletic endurance, and improve male fertility.
Some skin care products are made with pycnogenol to help slow down the aging process.