{"id":42540,"date":"2026-09-01T00:03:32","date_gmt":"2026-09-01T00:03:32","guid":{"rendered":"https:\/\/new50.info\/?p=42540"},"modified":"2026-09-01T00:03:32","modified_gmt":"2026-09-01T00:03:32","slug":"how-long-does-mayo-last-in-the-fridge","status":"publish","type":"post","link":"https:\/\/new50.info\/?p=42540","title":{"rendered":"How Long Does Mayo Last in the Fridge?"},"content":{"rendered":"<p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"51\" data-end=\"296\">Store-bought mayonnaise lasts much longer than homemade mayo because it is made with pasteurized eggs, added acidity, and preservatives. Once opened, it should always be kept refrigerated and tightly seal&#8230;<strong>Continue Reading<\/strong><!--nextpage--><\/p>\n<p data-start=\"298\" data-end=\"554\">Opened commercial mayonnaise can generally stay good for about two months in the refrigerator when stored at around 40\u00b0F (4\u00b0C) or colder. Using clean utensils also helps prevent contamination and keeps it fresh longer.<\/p>\n<p data-start=\"556\" data-end=\"829\">Homemade mayonnaise has a much shorter shelf life because it usually contains fresh or raw eggs and no commercial preservatives. It should normally be eaten within about three to seven days and refrigerated immediately after making it.<\/p>\n<p data-start=\"831\" data-end=\"1085\" data-is-last-node=\"\" data-is-only-node=\"\">If mayo develops a sour or unusual smell, discoloration, mold, or major separation, it is safer to throw it away. Proper refrigeration and keeping the container clean are the best ways to make mayonnaise last safely.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Store-bought mayonnaise lasts much longer than homemade mayo because it is made with pasteurized eggs, added acidity, and preservatives. Once opened, it\u2026<\/p>\n","protected":false},"author":1,"featured_media":42541,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-42540","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How Long Does Mayo Last in the Fridge? - New50<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/new50.info\/?p=42540\" \/>\n<link rel=\"next\" href=\"https:\/\/new50.info\/?p=42540&page=2\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How Long Does Mayo Last in the Fridge? - New50\" \/>\n<meta property=\"og:description\" content=\"Store-bought mayonnaise lasts much longer than homemade mayo because it is made with pasteurized eggs, added acidity, and preservatives. 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