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The epidermis doesn't have blood vessels but does have nerve endings.
Skin cells can detoxify harmful substances with many of the same enzymatic processes the liver uses.The unbroken surface also prevents infectious organisms from penetrating into systemic circulation.As gatekeeper, the skin absorbs and uses nutrients applied topically.Because it cannot completely discriminate, the skin may absorb the synthetic chemicals often present in soaps and lotions, which at best it has no use for and at worst can be toxic or irritating.Most of our site visitors are committed to natural foods and remedies, but many aren't as selective when it comes to personal care products.Skin is a remarkable organ, the body's largest, but it is often taken for granted.
Most people are content to let it be until dryness, oiliness, a rash or a wrinkle rouses attention.
But once they understand how it functions, many reconsider the importance of the skin and the quality and content of the skin care products they use. An adult's skin comprises between 15 and 20 percent of the total body weight. Each square centimeter has 6 million cells, 5,000 sensory points, 100 sweat glands and 15 sebaceous glands. A cell is born in the lower layer of the skin called the dermis, which is supplied with blood vessels and nerve ending.
The cell migrates upward for about two weeks until it reaches the bottom portion of the epidermis, which is the outermost skin layer.
These otherwise savvy shoppers might purchase any sale shampoo, skin cleanser or lotion.
But because new skin is constantly being generated and because it plays such an important protective role, it makes sense to choose nourishing natural skin care products.
The Epidermis The epidermis is the topmost layer of the skin.