Chromium is a chemical element with symbol Cr and atomic number 24. It is the first element in Group 6. It is a steely-grey, lustrous, hard and brittle which takes a high polish, resists tarnishing, and has a high melting point. The name of the element is derived from the Greek word χρῶμα, chrōma, meaning color, because many of the compounds are intensely colored.
Selenium is a chemical element with symbol Se and atomic number 34. It is a nonmetal with properties that are intermediate between the elements above and below in the periodic table, sulfur and tellurium. It rarely occurs in its elemental state or as pure ore compounds in the Earth's crust. Selenium (Greek σελήνη selene meaning "Moon") was discovered in 1817 by Jöns Jacob Berzelius, who noted the similarity of the new element to the previously discovered tellurium (named for the Earth).1
Chromium (Cr): Lowering blood sugar
The role of chromium in inhibiting the aging process is to influence the hormone insulin in the blood. Weakening chromium deficiency of insulin so that the risk of increasing blood sugar levels. Everyone needs at least 200 micrograms per day.
Selenium (Se) Selenium inhibit various tumor
Selenium is a substance chemopreventive powerful. Selenium inhibit various tumor types up to 100%. Research Will Taylor from the University of Georgia against AIDS patients, said selenium may help fight the virus and prolong the lives of AIDS patients. Furthermore, selenium is an antioxidant that is essential for the formation of glutathione peroxidase, one of the very important enzyme in the body that neutralize free radicals, especially those that attack the fat molecules.
Research in the PRC showed that heart disease (cardiomyopathy) is endemic can be lowered dramatically with the number of pain Na2SeO3. Blood selenium levels below 45 mg / l, increasing the relative risk of cancer 3.1 times, after a variety of tobacco consumption, serum cholesterol and 4 other factors are taken into account.