3 CHENES OligoVégétal Selenium Antioxidant Immune system Organic farming Food supplement 60 tablets Net weight: 36g Too often synthetic, trace elements are essential for the correct functioning of our body. What if, finally, they came naturally from the plant world? 3 CHÊNES® offers you OligoVégétal®, the first range of trace elements of vegetal and biological origin. OligoVégétal®, with its concentration, guarantees 100% natural integration, respectful of the environment and the body. Selenium is ideal as an antioxidant to fight skin aging or strengthen the immune system. This treatment, which can vary from 30 to 60 days depending on needs, can be repeated several times a year.