In case you are employing JSON-LD check that your script tag is proper, it will need to have software/ld+json attribute, check if a few of your plugins usually are not stripping them The primary sample code may be the summary webpage; this has a short description of each product (Motion https://www.presta-addons-modules.com/en/opencart-seo-automatic-google-rich-snippets-json-ld-integration-opengraph-twitter-tags-schemaorg.html