Fatty15 developed its award-winning fatty acid supplement<\/a> after a decade-long collaboration with scientists and the U.S. Navy. The fruits of their labor: a formula that is said to strengthen cells by 80%, improve mitochondrial function by 45% and repair cells to slow aging and protect long-term health.<\/p>\n Their longevity formula is built around one powerful, science-backed ingredient: Pentadecanoic Acid<\/a>, also known as C15:0. <\/p>\n According to Fatty15, C15:0 is the first essential fatty acid to be discovered in over 90 years. U.S. Navy dolphins<\/a> were key to understanding how the molecule works, and the science is pretty spectacular.<\/p>\n Years of research<\/a> have shown that higher dietary intake and concentrations of C15:0 are scientifically linked to numerous health benefits, including reduced risk of heart disease, improved liver function, and even greater longevity.<\/p>\n Those are impressive benefits, and the brand certainly makes some bold claims. But in just the past month, over 5,000 units have sold \u2014 and interestingly, many reviewers seem impressed.<\/p>\n Per the Fatty15 brand, these vegan capsules<\/a> deliver three times the cellular benefits of pure omega-3 fish oil supplements.<\/p>\n With consistent use, many users report noticeable improvements in their overall health and well-being \u2014 often more significant than with other supplements they have tried. <\/p>\n \u201cI started taking fatty15 just a few weeks ago, and I\u2019m already noticing subtle but meaningful changes,\u201d one user shared. \u201cMore steady energy, better focus, and an overall sense of balance\u2026 I\u2019ve tried other supplements before (omega-3s, CoQ10, etc.), but this is one of the few where I can actually feel a difference.\u201d<\/p>\n Fatty15 C15:0 Pentadecanoic Acid isn\u2019t cheap, but it could be a smart choice for those serious about optimizing their health. With Prime Big Deal Days<\/a> ending tonight, this sale won\u2019t last long \u2014 now\u2019s the time to grab it for 25% off and stock up. If you want to save even more, grab the 90-capsule ja<\/a>r for $150.<\/p>\n Your Prime Big Deal Days FAQs, answered<\/p>\n What is Prime Big Deal Days?<\/p>\n This annual Amazon sale \u2014 which we like to call October Prime Day \u2014 is similar to the well-known July event: it\u2019s a two-day blow out shopping event with deep discounts on bestsellers and everyday essentials. But the timing of this sale makes all the difference; shoppers can also score pre-Black Friday deals on top-rated toys and sell-out-risk gifts before the holiday rush.<\/p>\n How long does Prime Big Deal Days last?<\/p>\n Amazon\u2019s fall Prime Day event only lasts two days. This sale starts on Tuesday October 7 at 12:01 a.m. PT and runs through Wednesday October 8 at 11:59 p.m. PT.<\/p>\n When does Prime Big Deal Days end?<\/p>\n Prime Big Deal Days 2025 ends on Wednesday October 8 at 11:59 p.m. PT, so east-coasters have until about 3 a.m. on October 9 their time to shop the deals.<\/p>\n Do you have to be an Amazon Prime member to shop?<\/p>\n Prime Big Deal Days is a member-exclusive sale event. Interested shoppers can grab a 30-day free trial<\/a> to try Prime, and its many benefits<\/a>, with no strings attached.<\/p>\n Prime Day vs. Prime Big Deal Days: What\u2019s the difference?<\/p>\n Already familiar with July Prime Day? Then you\u2019ll love Amazon\u2019s fall version! Like its summer spectacular sale, Amazon\u2019s Prime Big Deal Days offers major discounts for 48 hours, but with a bigger focus on holiday gifts, toys and tech to shop ahead of Black Friday and Cyber Monday.<\/p>\n What are the best deals?<\/p>\n From reporting on Amazon sales for years, we can tell you for certain that October Prime Day is the ideal period to stock up on household essentials<\/a>, score great deals on gift-worthy items<\/a> and toys, take advantage of Black Friday-level discounts on tech and appliances, refill your skincare empties<\/a>, and comb through the massive catalog of\u00a0Amazon best-sellers<\/a>.<\/p>\n Is it worth it?<\/p>\n We certainly think so! October Prime Day is a great chance to score Black Friday-worthy deals on thousands of best-sellers, including everything from big-ticket tech to Post reader-favorite trash bags. Our team diligently sorts through all the offers to find you the very best items to grab on sale.<\/p>\n When is the next Prime Day?<\/p>\n Already wondering when Amazon\u2019s next Prime Day is? Prime Day takes place in July each year, so it\u2019s safe to assume it will take place in mid-July 2026 \u2014 similar to previous years. Can\u2019t wait to shop more Amazon deals? Look out for Amazon\u2019s Black Friday sales to kick off the holiday season in November.<\/p>\n Don\u2019t miss Post Wanted\u2019s around-the-clock coverage. Click here to find all of the best deals<\/a>.<\/p>\n For over 200 years, the New York Post has been America\u2019s go-to source for bold news, engaging stories, in-depth reporting, and now, insightful shopping guidance<\/a>. We\u2019re not just thorough reporters \u2013 we sift through mountains of information, test and compare products<\/a>, and consult experts on any topics we aren\u2019t already schooled specialists in to deliver useful, realistic product recommendations based on our extensive and hands-on analysis. Here at The Post, we\u2019re known for being brutally honest \u2013 we clearly label partnership content, and whether we receive anything from affiliate links, so you always know where we stand. We routinely update content to reflect current research and expert advice, provide context (and wit) and ensure our links work. Please note that deals can expire, and all prices are subject to change.<\/p>\n","protected":false},"excerpt":{"rendered":"New York Post may be compensated and\/or receive an affiliate commission if you click or buy through our…\n","protected":false},"author":2,"featured_media":210367,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[61],"tags":[1243,1491,97,2749,269,169,520,582],"class_list":{"0":"post-210366","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-nutrition","8":"tag-amazon-sales","9":"tag-brains","10":"tag-health","11":"tag-longevity","12":"tag-nutrition","13":"tag-prime-day","14":"tag-shopping","15":"tag-supplements"},"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/posts\/210366","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/comments?post=210366"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/posts\/210366\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/media\/210367"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/media?parent=210366"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/categories?post=210366"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/tags?post=210366"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}![\"Fatty](\"https:\/\/www.newsbeep.com\/us\/wp-content\/uploads\/2025\/10\/fatty.jpg\")
Amazon<\/p>\n