Vitamin C is an effective antioxidant for the immune system. This drug helps the body recover faster from illness. However, the most beneficial method of using the vitamin is as a preventive dosage, even if there are no flu symptoms. Why vitamin C for colds? Here's why: some researchers consider vitamin C to be the basis of the body's immune response (immunity), especially at the first signs of infection. The fact that vitamin C molecules play an important role in “triggering” immune cells and antibodies is clear from the fact that vitamin C is required to create interferon, a substance that strengthens the immune system. Even a common cold reduces the supply of this substance, so it is not surprising that it develops more easily and gets worse in a person suffering from