However, he agreed that store-bought dried fruit should be rinsed, preferably in cold water. This is due to the fact that in production they are treated with sulfur dioxide to protect against pests and preserve their presentation. Cold water helps remove this preservative, while hot water only exacerbates its absorption into the fruit.
In addition, on many dried fruits, after soaking, you can see an oil film, indicating that they were treated with oil or glycerin, this is especially true for prunes and raisins . To get rid of this film, you can use mustard powder or baking soda in soaking water, then rinse the fruit thoroughly under running water.
Following these simple rules will allow you to enjoy dried fruits without health risks.