Evidence has shown that mega doses of vitamin C can help with fighting cancer. It actually can kill cancer cells. Many in mainstream medicine dismiss this as quackery, but there is evidence through studies that back this claim. It must be taken intravenously however, since that is the only way that it truly oxidizes correctly and has the intended affect. Vitamin C has long been used to increase the immune systems of many, but this research gives even more reason to see it’s benefits.