In the Product Catalog there is a Stores tab available on each product details page which will list the store types your product is linked to. Products can be linked to Amazon, BigCommerce, Ebay, Etsy, Magento 2, Shopify, Volusion, Walmart and WooCommerce stores. Learn more about linking products to stores here.
The product listing URL will also be available if the product is sold on Shopify. The product listing URL can be utilized for Email Campaigns in Customer Management. Learn more about Customer Management here.