Vitamin C, also known as L-ascorbic acid, is a water-soluble vitamin found in some fruits, vegetables and meats and can be used as a dietary supplement. Unlike most animals, humans cannot synthesize it endogenously, so external intake is required.

1. Stress. A deficiency in vitamin C is associated with many stress related disease. It is the first nutrient to be depleted in alcoholics, smokers, and obese individuals.

2. Colds. When it comes to the common cold , it is not a cure, but some studies show that it may help prevent more serious complications.

3. Stroke. people who eat plenty of fruits and vegetables have higher blood levels of vitamin C.

4. Skin Aging. Vitamin C affects cells on the inside and outside of the body and its antioxidant properties can be beneficial when it comes to aging.