{"id":25341,"date":"2025-11-07T08:51:17","date_gmt":"2025-11-07T07:51:17","guid":{"rendered":"https:\/\/tam-plenus.ch\/natuerliches-spermidin-versus-kuenstliches-spermidin\/"},"modified":"2025-11-23T18:33:55","modified_gmt":"2025-11-23T17:33:55","slug":"natuerliches-spermidin-versus-kuenstliches-spermidin","status":"publish","type":"page","link":"https:\/\/tam-plenus.ch\/en\/natuerliches-spermidin-versus-kuenstliches-spermidin\/","title":{"rendered":"Blog &#8211; Natural Spermidine versus Synthetic Spermidine"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"25341\" class=\"elementor elementor-25341 elementor-24401\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a925ea e-flex e-con-boxed e-con e-parent\" data-id=\"a925ea\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7c0c23b6 e-con-full e-flex e-con e-child\" data-id=\"7c0c23b6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3c9a4737 elementor-widget elementor-widget-post-info\" data-id=\"3c9a4737\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-c3fe21e elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/tam-plenus.ch\/en\/2025\/11\/07\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-calendar\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>November 7, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-150f6f0a elementor-widget elementor-widget-spacer\" data-id=\"150f6f0a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4605b98e elementor-widget elementor-widget-heading\" data-id=\"4605b98e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Natural or Synthetic?\nSpermidine in comparison<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e4a5eb9 elementor-widget elementor-widget-text-editor\" data-id=\"e4a5eb9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Natural Spermidine versus Synthetic Spermidine<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-343ff00d e-con-full e-flex e-con e-child\" data-id=\"343ff00d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6e83216 elementor-widget elementor-widget-image\" data-id=\"6e83216\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"567\" height=\"350\" src=\"https:\/\/tam-plenus.ch\/wp-content\/uploads\/2025\/11\/Natuerliches-Spermidin-versus-kuenstliches-Spermidine-1.jpg\" class=\"attachment-large size-large wp-image-25340\" alt=\"\" srcset=\"https:\/\/tam-plenus.ch\/wp-content\/uploads\/2025\/11\/Natuerliches-Spermidin-versus-kuenstliches-Spermidine-1.jpg 567w, https:\/\/tam-plenus.ch\/wp-content\/uploads\/2025\/11\/Natuerliches-Spermidin-versus-kuenstliches-Spermidine-1-300x185.jpg 300w\" sizes=\"(max-width: 567px) 100vw, 567px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-53e3198 e-flex e-con-boxed e-con e-parent\" data-id=\"53e3198\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a297f28 elementor-widget elementor-widget-text-editor\" data-id=\"a297f28\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The use of synthetic spermidine in dietary supplements is steadily increasing, but how safe is it? This report examines the manufacturing processes and regulatory requirements in the EU, as well as the differences between synthetic and natural spermidine. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1c817de elementor-widget elementor-widget-spacer\" data-id=\"1c817de\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59f8339 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"59f8339\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a7d72e9 elementor-widget elementor-widget-heading\" data-id=\"a7d72e9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Synthetic Spermidine\n<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0094635 elementor-widget elementor-widget-text-editor\" data-id=\"0094635\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Manufacturing, Composition, and Health Effects<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4cb2183 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"4cb2183\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3e60a67 elementor-widget elementor-widget-text-editor\" data-id=\"3e60a67\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>What is synthetic spermidine?<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8646296 elementor-widget elementor-widget-text-editor\" data-id=\"8646296\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Synthetisches Spermidin ist die k\u00fcnstlich hergestellte Form des nat\u00fcrlichen Stoffes Spermidin, der in fast allen Lebewesen vorkommt, darunter Bakterien, Pilze, Pflanzen, Tiere und Menschen.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-84b79a6 elementor-widget elementor-widget-text-editor\" data-id=\"84b79a6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Unlike naturally occurring spermidine, synthetic spermidine is produced industrially or in the laboratory from fossil fuel\u2013derived precursors. It is typically obtained as a salt, most commonly spermidine trihydrochloride (spermidine\u00b73HCl). <sup>5<br><br><\/sup><\/p><p>A key difference between natural and synthetic spermidine is their source and production method. In natural sources such as wheat germ, spermidine occurs together with other biogenic amines such as spermine and putrescine, as well as cofactors like vitamins, minerals, and amino acids. This natural combination helps maintain a balanced polyamine ratio in the body, which supports optimal cellular function. By contrast, synthetic products often contain only one polyamine at unnaturally high concentration compared to the other polyamines. This disrupts the natural balance. Additionally, natural spermidine comes from a non-GMO, sustainable source \u2014 often using wheat germ, a nutrient-rich byproduct \u2014 which enhances transparency, regulatory ease, and consumer trust compared to lab-produced alternatives.     <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9905f91 elementor-widget elementor-widget-spacer\" data-id=\"9905f91\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a8169a5 elementor-widget elementor-widget-text-editor\" data-id=\"a8169a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>How is it manufactured?<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-28b9d0c elementor-widget elementor-widget-text-editor\" data-id=\"28b9d0c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tThe synthesis of synthetic spermidine commonly begins with 1,4-butanediamine (\u201cputrescine\u201d) as the starting material.\n\nIt reacts with acrylonitrile to produce an intermediate compound, which is then chemically reduced (often with metal catalysts such as Raney nickel or palladium) and treated with hydrochloric acid to obtain<br>spermidine\u00b73HCl<sup> [1][2]<\/sup>.\n\nSome of the chemicals used in this process are strong, and acrylonitrile is considered toxic and possibly carcinogenic (IARC Group 2B) [1]<sup>[3]<\/sup>. \n\nEven though chemically synthesized spermidine\u00b73HCl is purified before use, trace residues of the hazardous chemicals used in its production can potentially remain. This is why natural spermidine from wheat germ or other plant sources is often considered a safer and cleaner alternative. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a20556 elementor-widget elementor-widget-spacer\" data-id=\"6a20556\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c04192b elementor-widget elementor-widget-text-editor\" data-id=\"c04192b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>What are the risks associated with taking synthetic spermidine?<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0052b84 elementor-widget elementor-widget-text-editor\" data-id=\"0052b84\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tAccording to the available data, spermidine is not considered acutely toxic in normal amounts <sup>[5]<\/sup>. In animal studies, no harmful effects were observed even at very high doses (up to 728 mg\/kg body weight\/day) <sup>[5]<\/sup>.<br><br>However, the following applies: \n<ul>\n \t<li>Purity is crucial\u2014residues of acrylonitrile, solvents, or heavy metals pose a risk<sup> [5]<\/sup>.<\/li>\n \t<li>There is little data available on long-term use, so the effects over a longer period of time have not been sufficiently researched.<\/li>\n \t<li>An overdose can lead to gastrointestinal complaints, which is why the EU has set a limit of 6 mg\/day and a maximum concentration of 2.4 mg\/g <sup>[6]<\/sup>.<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-66b05ff elementor-widget elementor-widget-text-editor\" data-id=\"66b05ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Approval in the EU<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-521f71f elementor-widget elementor-widget-text-editor\" data-id=\"521f71f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tIn the EU, only \u201cspermidine-rich wheat germ extract (Triticum aestivum)\u201d is currently approved as a novel food <sup>[6][7]<\/sup>. It may be used in dietary supplements for adults, with a maximum amount of 6 mg spermidine per day and a maximum concentration of 2.4 mg\/g.<br>In contrast, synthetic spermidine salts (e.g., spermidine\u00b73HCl) are not yet approved and may not be used in foods or supplements without their own novel food approval [7]. This regulatory gap underscores the importance of choosing natural, approved sources for supplementation.  \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9d8d57d elementor-widget elementor-widget-spacer\" data-id=\"9d8d57d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-42a675d elementor-widget elementor-widget-text-editor\" data-id=\"42a675d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Comparison of synthetic vs. natural spermidine<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e84b8b0 elementor-widget elementor-widget-image\" data-id=\"e84b8b0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1011\" height=\"666\" src=\"https:\/\/tam-plenus.ch\/wp-content\/uploads\/2025\/11\/Natuerliches-Spermidin-versus-kuenstliches-Spermidine-Tabelle.jpg\" class=\"attachment-large size-large wp-image-25339\" alt=\"Natural Spermidine versus Synthetic Spermidine\" srcset=\"https:\/\/tam-plenus.ch\/wp-content\/uploads\/2025\/11\/Natuerliches-Spermidin-versus-kuenstliches-Spermidine-Tabelle.jpg 1011w, https:\/\/tam-plenus.ch\/wp-content\/uploads\/2025\/11\/Natuerliches-Spermidin-versus-kuenstliches-Spermidine-Tabelle-300x198.jpg 300w, https:\/\/tam-plenus.ch\/wp-content\/uploads\/2025\/11\/Natuerliches-Spermidin-versus-kuenstliches-Spermidine-Tabelle-768x506.jpg 768w, https:\/\/tam-plenus.ch\/wp-content\/uploads\/2025\/11\/Natuerliches-Spermidin-versus-kuenstliches-Spermidine-Tabelle-600x395.jpg 600w\" sizes=\"(max-width: 1011px) 100vw, 1011px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b5504e elementor-widget elementor-widget-spacer\" data-id=\"0b5504e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-21cc78f e-flex e-con-boxed e-con e-parent\" data-id=\"21cc78f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5d49655 elementor-widget elementor-widget-text-editor\" data-id=\"5d49655\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Conclusion<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9d97b29 elementor-widget elementor-widget-text-editor\" data-id=\"9d97b29\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tSynthetic spermidine is produced from petroleum-based raw materials.\nAlthough the end product is purified, there are no uniformly standardized manufacturing processes, meaning that the quality and purity can vary greatly from product to product\u2014it is not 100% pure and often contains residues of the substances used in its production.\n<br>\nTo date, there are no meaningful studies on the health effects of synthetically produced spermidine on humans, and there is no synthetic spermidine that is approved for human use.\nIn summary, while synthetic spermidine is useful for laboratory research, natural spermidine from approved plant sources remains the safer and better-characterized option for human supplementation, providing both efficacy and regulatory compliance.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-56b39d7 e-flex e-con-boxed e-con e-parent\" data-id=\"56b39d7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-96746ad elementor-widget elementor-widget-text-editor\" data-id=\"96746ad\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Sources:<br>[1] US20230219881A1 &#8211; Synthesis of Spermidine, Spermine, and Free Bases Thereof &#8211; Google Patents (https:\/\/patents.google.com\/patent\/US20230219881A1\/en)<br>[2] Application and Synthesis of spermidine_Chemicalbook (https:\/\/www.chemicalbook.com\/article\/application-and-synthesis-of-spermidine.htm)<br>[3] [PDF] Acrylonitrile &#8211; Environmental Protection Agency (EPA) (https:\/\/www.epa.gov\/sites\/default\/files\/2016-09\/documents\/acrylonitrile.pdf)<br>[4] Application for the Approval of Spermidine-3HCl Produced by Genetically Engineered Saccharomyces cerevisiae CHRYSPD3 for Use as an Ingredient in Conventional Foods, Foods for Total Diet Replacement and Weight Control and Food Supplement Products Pursuant to Regulation (EU) 2015\/2283<br>(https:\/\/food.ec.europa.eu\/document\/download\/9635ba18-7d3c-481b-b32f-b0a20f8c3ea4_en?filename=novel-food_sum_ongoing-app_2024-28790.pdf)<br>[5] A toxicological assessment of spermidine trihydrochloride produced using an engineered strain of Saccharomyces cerevisiae &#8211; PubMed (https:\/\/pubmed.ncbi.nlm.nih.gov\/38163454\/)<br>[6] EUR-Lex &#8211; 02017R2470-20250220 &#8211; EN &#8211; EUR-Lex (https:\/\/eur-lex.europa.eu\/eli\/reg_impl\/2017\/2470\/2025-02-20\/eng)<br>[7] Spermidin weltweit: Regulierung und Verf\u00fcgbarkeit im globalen \u00dcberblick (https:\/\/www.nordicoil.de\/blogs\/nahrungsergaenzungsmittel\/spermidin-regulierung-verfuegbarkeit-weltweit?srsltid=AfmBOoq-VtFpIple640Oo9h7b8bTuvDJbeniynyDFEV1tj7bCi608dxh)<br>2025_<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Natural or Synthetic? Spermidine in comparison Natural Spermidine versus Synthetic Spermidine The use of synthetic spermidine in dietary supplements is steadily increasing, but how safe is it? This report examines the manufacturing processes and regulatory requirements in the EU, as well as the differences between synthetic and natural spermidine. Synthetic Spermidine Manufacturing, Composition, and Health [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-25341","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Blog - Natural Spermidine versus Synthetic Spermidine<\/title>\n<meta name=\"description\" content=\"Blog - Natural spermidine versus synthetic spermidine. 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