Levels of trace elements in commercial fruit juieces in Jeddah, Saudi Arabia

Potable water, fruit juices and soft drinks are some of the most widespread beverages in the habitual diet, and they can contribute to trace element dietary intake. Heavy metals 'toxicity is the result of their interactions with the enzymatic systems from the animal cells or some constituents of cells' membranes. Population can be contaminated with heavy metals by ingestion of contaminated or polluted food and water. The concentration of heavy metals in food products is varied, depending on their origin, storage conditions and processing technologies