Use the identifier exists
[identifier_exists] attribute to indicate that unique product identifiers (UPIs) aren’t available for your product. Unique product identifiers are submitted using the GTIN
[mpn], and brand
In this article
- If your product is new (which you submit using the condition
[condition]attribute) and it doesn’t have assigned product identifiers that meet the requirements below, you should submit the identifier exists
[identifier_exists]attribute with a value of no
[false]. Note this value must be submitted in English.
|Use the following set of rules to provide the correct identifiers for each of your products|
|Product identifier requirements|
|Regardless of category||If the product is widely manufactured and has a GTIN, the GTIN
|Required product identifiers based on category||Requires a value for the brand
|Otherwise||If product identifier requirements are not met, then your product’s performance may be limited.|
Products that might not have unique product identifiers include:
- Custom goods or one-of-a-kind products, like custom T-shirts, art, or handmade goods
- Products produced before GTINs were introduced, like vintage products, antiques, books published before 1970, and other special products
There are 4 supported values for this attribute:
[yes] / true
[no] / false
Note that the value must be submitted in English.
Follow these formatting guidelines to make sure Google understands the data you're submitting.
(Text and XML feeds)
(Content API feeds)
|File format||Example entry|
To format your data for content API, go to the Content API for Shopping resource.
Follow these guidelines to make sure you submit high-quality data for your products.
- Ensure that you only set the value to no
[false]for this attribute if you're certain that your product doesn’t have any assigned unique product identifiers. Note that the value must be submitted in English.
- Products for which the identifier exists
[identifier_exists]attribute is incorrectly set to no
[false]and for which there is evidence that a unique product identifier exists, will be disapproved. Note that the value must be submitted in English.
|Product data for a new customized black dress, size medium, 32 USD|
||Customized Black Dress|
||(Leave blank, since the dress is custom made and doesn't have a GTIN)|
||(Leave blank, since the dress is custom made and doesn't have an MPN)|
|Product data for a new, hand-knitted, orange and black polka dot wool scarf, 15 USD|
||Hand knitted polka dot wool scarf - orange / black|
||Orange / black|
||(Leave blank, since the scarf is custom made and doesn't have a GTIN)|
||(Leave blank, since the scarf is custom made and doesn't have an MPN)|