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Fish is an important source of protein, iron and zinc - essential nutrients for child growth and development, a source of energy for adults, elderly. Omega-3 fatty acids found in different fish species help develop children’s brains, maintain flexibility in blood vessels and contribute to brain oxygenation by annihilating the destructive effect of the free radicals that have become more and more present in our everyday lives. Due to the mercury pollution of both the terrestrial and aquatic environment, there is the chance for the population to ingest significant amounts of mercury that could cause the undesirable diseases and metabolic manifestations once they have entered the body. Food security requires the elaboration of procedures and measures of informing the population in order to minimize the risks of mercury contamination in food.
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