​Empty shelves have become a common sight across America since the start of the COVID-19 pandemic. At the start of 2022, Reuters reported that US retailers faced "out of stock" levels of 12%, and now a host of factors, ranging from the Russian-Ukraine war to the ongoing chip shortage, are compounding global supply chain issues.

Read on as we take a look at the vital products Americans are running out of and find out why they're so hard to come by.