A Stock Keeping Unit (SKU) is a unique number used for internal inventory management. It can be alphanumeric and is employed to identify various attributes of a product, such as color, size, and more.


In eCommerce, SKU numbers play a vital role in tracking and analyzing sales data, as well as managing product stock. If you have multiple versions of the same product, like different color options, in your Shopify store, it becomes essential to assign distinct SKUs to each variant to effectively manage your inventory.

In this concise post, I will guide you through a step-by-step method to add SKU to Shopify product variants.

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