Information on how selenium affects prostate cancer is diametrically opposed. On the one hand, there are hypotheses that a high level of selenium in the body was a factor preventing prostate cancer. Other sources, however, state that selenium supplementation may increase the risk of prostate cancer. What is the truth about selenium? Selenium fights prostate cancer, or rather favors it?
Selenium has strong antioxidant properties. In the form of selenocysteine, selenium is a component of the enzyme that protects against the oxidation of proteins, fats and nucleic acids. The most important function of selenium is to strengthen the immune system. In addition, selenium compounds are involved in the regulation of thyroid function. The best natural source of selenium are cereal products, red meat and seafood.
Large amounts of selenium are accumulated in the male reproductive glands, where the semen is produced.
The optimal level of selenium in the body is difficult to maintain, and both the excess and deficit of this element are harmful. Too low level of selenium was observed in the following diseases: thyroid dysfunction, cardiovascular disease, weakened immune system, depression, renal failure, cancer.
Symptoms of selenium deficiency: chronic fatigue and lack of energy, muscle aches, frequent infections, diseases of the liver and pancreas, infertility in men.
Symptoms of selenium overdose: brittle nails, hair loss, nausea and vomiting, halitosis, excessive sweating, nervous system disorders, irritability, depression.
Before you decide on selenium supplementation, remember that uncontrolled treatment may bring the opposite effect than expected. Selenium may be beneficial only if the appropriate dose is used. Be sure to consult a doctor to avoid poisoning with selenium, which can be very dangerous to health.