> For the complete documentation index, see [llms.txt](https://help.spicegems.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.spicegems.com/epa-easy-product-addons/faqs/what-happens-when-the-addon-product-inventory-quantity-is-zero.md).

# What happens if addon inventory is zero?

**If the addon product inventory reaches zero, it will not display with the main product, as Shopify automatically marks it as Sold Out.**

**To show Sold Out addon products on the storefront, enable the setting: *****Display Sold-Out Product*****.**

<figure><img src="https://3112706152-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fx29cZdVamjxRRWbFFQRA%2Fuploads%2FbNdo28c8kylP6WZxWtu8%2FSold-out.png?alt=media&amp;token=04434fcd-80fe-4b60-b1c5-bc4b9090961b" alt=""><figcaption></figcaption></figure>