In 2009, Google more refined snippet effects by introducing “rich snippets.” Rich snippets serve as a “sneak preview” for listings on the SERP and may health supplement research query results with a lot more specific details. - Give larger information to search engines like google and yahoo to enhance their https://addons.prestashop.com/it/seo-indicizzazione-naturale/31857-google-rich-snippet-automatico-json-ld-open-graph-seo.html