Amazon is ending all inventory commingling as of March 31, 2026. This will reduce your chance of getting counterfeits from Amazon when buying from a reliable seller. In the past 3d party sellers would wherehouse products with Amazon for fulfilment, but amazon would treat all of the products with the same SKU as being interchangeable, no matter who sent them in. So you'd get other sellers inventory sent to you if it was in a closer warehouse, meaning you could order from a good seller but get cou...