Add product metafield

The Add product metafield action adds a metafield to the product that triggers the workflow, or updates an existing metafield on that product.


The Add product metafield action contains the following fields.

Fields used in the Add product metafield action.
Field Description
Metafield namespace Required. A metafield namespace is a container for a group of metafields. Grouping metafields within a namespace prevents your metafields from conflicting with others.
Key Required. A key is an identifier for the metafield value.
Value Required. The value is the information to be stored in the metafield. The value is always stored as a string, regardless of the metafield's type.
Type The data type of the metafield's value.


The Add product metafield action has a hidden field added to it by the trigger. This field, Product ID, identifies the product to add a metafield to. The product ID is set by default and can't be changed.

The Add product metafield action can be used in workflows that start with the following triggers:

  • Inventory quantity changed
  • Product added to store
  • Product status updated
  • Product variant added


Example of a workflow that adds a product metafield when a product is added to the store

In this example workflow, a product metafield is added to all products when they are added to the store.

API details

To learn more, review the MetafieldInput input object.

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