agingصحة الأمعاء 101: لماذا يتحكم ميكروبيومك في أكثر مما تعتقد
NAD+ is the cofactor that aging researchers obsess over. It controls energy production, DNA repair, and circadian rhythm. By 40, you're running on 50% of your peak NAD+ levels. By 60, you're at 10%. T