* [[Cancer]] : Besides helping to increase longevity of cancer patients, they also report a better quality of life. It inhibits cancer cell growth and proliferation; it destroys cancer cells, stops angiogenesis (new tumor blood vessel growth), and prevents harmful forms of estrogen from stimulating cancer cell growth.
*Melatonin is believed to be responsible for the synchrony of circadian rhythm, modulating sleep patterns with day and night.
*Melatonin is an antioxidant and that protects tissues from oxidative damage by free radical elements. Further more, melatonin induces synthesis of endigenous antioxidants such as superoxide dismtase (SOD).*Several researches indicate that melatonin protects the gastrointestinal tract from irritation, reduces stress-induced lesion formation and heals ulcer.* melatonin inhibits the formation of plaques and may be effective in the prevention of [[Alzheimer's Disease]]: Melatonin inhibits the formation of plaques; however, melatonin, cannot reverse the formation of existing plaques, so is not useful in the treatment of the disease<br><br>. Combination of regular physical activity and melatonin supplementation has been shown to provide a potent tool in the battle to prevent Alzheimer's disease.
Below are lists containing natural plant sources of melatonin. Melatonin content is in nanogram (ng) per gram of plant sample.<br><br>
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<td height="19"><a href="/ginger-root.php">Ginger</a> tuber</td>
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