Total Diet Study (TDS) is a world-recognized approach in quantifying nutrients and contaminants in complete diets. In the present study. the TDS approach was used to determine the dietary exposure to mercury (Hg) and cadmium (Cd) by regular consumption of yellowfin tuna (YFT). swordfish (SWF) and sardinella (SAF) fish in Gampaha district. https://herbsdailyes.shop/product-category/teething-wafers/