E-commerce Insights

What to do when product schema duplicates block rich results in google merchant center and shopify

Sep 06, 2026 • by Élise Dupont
What to do when product schema duplicates block rich results in google merchant center and shopify

I ran into a frustrating issue recently: my Google Merchant Center (GMC) feed stopped showing rich results for products, and the Diagnostics page blamed duplicate product schema. If you've seen warnings like "Duplicate structured data" or noticed that product rich snippets disappeared from Shopping and Search, you're not alone — this is a surprisingly common problem when Shopify + third-party...

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