Supported formats Google Research supports structured facts in the following formats, Until documented in any other case. On the whole, we endorse employing a format that is least complicated for you to implement and sustain (in most cases, which is JSON-LD); all three formats are Similarly great for Google, as https://addons.prestashop.com/it/seo-indicizzazione-naturale/31857-google-rich-snippet-automatico-json-ld-open-graph-seo.html