{"version":"1.0","provider_name":"Josh Mitteldorf","provider_url":"https:\/\/scienceblog.com\/joshmitteldorf","author_name":"Josh Mitteldorf","author_url":"https:\/\/scienceblog.com\/joshmitteldorf\/author\/joshmitteldorf\/","title":"Why not Spermidine?","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"oEhzvQ4i3X\"><a href=\"https:\/\/scienceblog.com\/joshmitteldorf\/2024\/05\/07\/why-not-spermidine\/\">Why not Spermidine?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/scienceblog.com\/joshmitteldorf\/2024\/05\/07\/why-not-spermidine\/embed\/#?secret=oEhzvQ4i3X\" width=\"600\" height=\"338\" title=\"&#8220;Why not Spermidine?&#8221; &#8212; Josh Mitteldorf\" data-secret=\"oEhzvQ4i3X\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/scienceblog.com\/joshmitteldorf\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/scienceblog.com\/joshmitteldorf\/wp-content\/uploads\/sites\/2\/2024\/05\/spermidine.jpg","thumbnail_width":1280,"thumbnail_height":427,"description":"Spermidine is found naturally in many foods. Blood levels decline with age. Supplementation extends lifespan and healthspan in various species, and lowers mortality in human trials. I have been unable to find toxicity data or any downside to spermidine supplementation, except that the effective dosage may be impractical. \u201cConsistently across species, extra supply of spermidine ... Read more"}