Veinocal (selmedica) uses the active ingredient Aescuhis Hippocastanum Extract standardized to 20X the strength of most other brands in the market. Aescuhis Hippocastanum contains compounds known as terpenes. Visit the web site to learn more.
This web site has a good article explaining what varicose veins are, what steps can be taken to prevent, delay or minimize the development of varicose veins, including avoidance of prolonged sitting or standing, avoiding excessive weight gain, etc.