The health of the skin is dependent on the nutrients it receives from the blood vessels in the underlying tissues. A characteristic of the skin is that it's particularly susceptible to outside influences, such as:

Contact with irritating substances including detergents or chemicals.
Sunlight exposure.
Deficiencies of many vitamins and minerals result in skin changes and a considerable number of skin diseases can be treated using nutritional methods which get to the root of the problem.

Information is presented below on on the following conditions:

1) acne,
2) psoriasis,
3) eczema, and
4) cold sores.