Enzymes are complex proteins that act as catalysts in most of the biochemical process that occurs in the body. Catalyst is a substance that accelerates a chemical reaction, but it is not consumed or changed in the process. The level of functioning of enzymes in the body depends on the presence of adequate vitamins and minerals. There are many enzymes which cannot perform without incorporating a single molecule of a trace mineral like copper, iron or zinc. Enzymes first came to the attention of biochemists in the 1930s. Initially some 80 enzymes were identified. Now the figure has increased to 5,000.
Enzymes can be widely classified into three major categories.
Metabolic enzymes They play a role in breathing, talking, moving, thinking, behavior and maintenance of the immune system. A subset of metabolic enzymes operates to neutralize poisons and carcinogens like pollutants, DDT and tobacco smoke. They change these into less toxic forms that the body can easily eliminate.
Digestive enzymes Mostly manufactured by pancreas, they are 22 in number. They are secreted by glands in the duodenum. Hey help to break down the bulk of partially digested food leaving...
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