فيتامين إي
Cordero Hardy earned her doctorate degree in physiology. Her research into Vitamin E helped other scientists understand how vitamins affect the human body. According to Cordero Hardy's findings, Vitamin E is an antioxidant that has been effective in treating chronic hepatitis B, as stated in "New Medicine: Complete Family Health Guide." Vitamin E has also exhibited the ability to protect the liver from damage that can occur in people with hepatitis C.