Superoxide Dismutase (SOD) is an enzyme that
repairs cells and reduces the damage done to them by superoxide, the most
common free radical in the body. SOD is found in both the dermis and the
epidermis, and is key to the production of healthy fibroblasts (skin-building
cells).
Studies have shown that SOD acts as both an
antioxidant and anti-inflammatory in the body, neutralizing the free radicals
that can lead to wrinkles and precancerous cell changes. Researchers are
currently studying the potential of superoxide dismutase as an anti-aging treatment,
since it is now known that SOD levels drop while free radical levels increase
as we age.
Once in circulation in the bloodstream, these
powerful antioxidants go to work detoxifying potentially harmful substances and
reducing oxidative stress that might otherwise contribute to aging
Superoxide Dismutase has also been used to treat
arthritis, prostate problems, corneal ulcers, burn injuries, inflammatory
diseases, inflammatory bowel disease, and long-term damage from exposure to
smoke and radiation, and to prevent side effects of cancer drugs. In its
topical form, it may help to reduce facial wrinkles, scar tissue, heal wounds
and burns, lighten dark or hyperpigmentation, and protect against harmful UV
rays.
Superoxide dismutase is arguably the body’s
most crucial antioxidant, as it is responsible for disarming the most dangerous
free radicals of all: the highly reactive superoxide radicals. Superoxide
radicals, or anions (negatively charged atoms), are produced when oxygen gains
an excess electron.
SOD is responsible for catalyzing the
conversion of superoxide to elemental oxygen and hydrogen peroxide. This
transformation is called dismutation, hence the enzyme’s name.
As another example, consider the visible effects
of free radical damage to collagen, which forms the skin’s “scaffolding.”
Healthy collagen is responsible for the skin’s elasticity and, to no small
degree, its youthful appearance. As we age, internally generated reactive
oxygen species gradually damage the molecular structure of collagen, eventually
producing outward signs of aging such as skin wrinkling and sagging. For the
first time, scientists at the University of Aarhus in Denmark have shown that SOD
plays an important role in preventing this damage from occurring.
Studies have shown that SOD can play a critical
role in reducing internal inflammation and lessening pain associated with
conditions such as arthritis.
There is a direct correlation between the oxidative stress and
the Free-Radical Theory of Aging. Appropriate levels of oxygen free radicals
can facilitate tissue metabolism and cell detoxification, but excessive oxygen
free radicals will damage the body.
Hyperbaric Oxygen increases the activity of superoxide
dismutase (SOD), which is important for scavenging free radicals. Thus, the net effect is an increase in oxygen and a reduction in oxygen
free radicals, which then protects the body from the effects of aging including
the effects of the aging skin.
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