Thimerosal, which contains an organic compound of mercury, has mostly been phased out as a preservative for vaccines. Here’s how we know it is safe and why we still use it in some vaccines given to adults| Scientific American
List of select chemicals in the food supply under FDA review| U.S. Food and Drug Administration
Environmental contaminants can be present in foods because they are in the soil, water, or air where foods are grown, raised, or processed.| U.S. Food and Drug Administration
From oil packed and unsalted to low mercury and sustainably sourced, we’re getting to the bottom of all of the best canned tuna brands on grocery store shelves!| Daring Kitchen