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Dan Gubler, Ph.D.

Dr. Dan Gubler is a PhD organic chemist translating plant molecules into actionable health insights. Through the Molecular Brief Newsletter, he simplifies cutting-edge science to help you optimize metabolism, energy, and longevity—one molecule at a time.

NMN
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NMN: The Longevity Molecule Your Cells Crave

May 22, 2026 The Longevity Molecule Your Cells Crave You wake up after a full night’s sleep, but instead of feeling refreshed and energized, you still feel exhausted. Your brain feels foggy. Your motivation is low. Your workouts aren’t producing the same results they used to. Your skin looks older, your metabolism is slower, and it seems like your body simply doesn’t “bounce back” the way it once did. Most people chalk this up to “just getting older.” But what if part of the problem is that...

May 8, 2026 The Fermented Molecules That Shrink Belly Fat, Heal the Gut, and Calm the Brain For centuries, people have used apple cider vinegar as a traditional health tonic. Long before modern science existed, cultures around the world noticed this fermented liquid seemed to improve digestion, help with weight management, and support overall wellness. Today, modern research is helping explain why. The secret lies in powerful fermentation-derived molecules called short-chain fatty acids, or...

Sardines

May 8th, 2026 The Tiny Fish Loaded with Molecules that Rebuild the Brain, Heart, and Body There is a small silver fish sitting quietly on grocery store shelves that most people overlook. Yet this humble food contains some of the most powerful health-promoting molecules found in nature. That fish is the sardine. Sardines are one of the richest natural sources of two extraordinary omega-3 molecules called EPA and DHA. These molecules are not just nutrients. They are biological signals that...

May 1, 2026 Eat This Molecule To Block Calories Before They Hit Your Bloodstream It’s 7:30 at night. You’re not really hungry—but somehow, you’re standing in your kitchen staring down a bowl of pasta, a slice of bread, or a handful of crackers. You tell yourself, “Just a little bit won’t hurt.” But here’s what most people don’t realize… Within minutes, those carbs are being broken down into glucose, flooding your bloodstream, spiking insulin, and quietly telling your body: “Store this as...

April 24, 2026 Eat this Molecule to Help Protect Your Body From Parasites You wake up feeling off. Not sick… but not quite right either. Your stomach feels unsettled. You’re more fatigued than usual. Brain fog creeps in throughout the day. Cravings are a little stronger than normal, and your digestion just doesn’t feel as smooth as it should. You brush it off. Maybe it’s stress. Maybe it’s something you ate. But what if there’s something else going on—something most people never think about?...

March 27, 2026 Molecules to Stop Nightly Bathroom Trips It’s 2 o’clock in the morning and you are jerked awake by your bladder screaming at you to relieve itself. You stumble out of bed to use the facilities, and you try to do it as quickly as possible so you can resume your peaceful slumber. Madness ensues when, after your head hits the pillow, you are now wide awake and can’t go back to sleep. After tossing and turning for what seems like an eternity, you’re finally able to go back to...

MArch 16, 2026 The Molecular Solution for High Blood Pressure You are at the doctor’s office for your yearly wellness checkup. Your mind is racing and thinking of your long to-do list at work, for your children, around the house, along with the personal goals you want accomplish. The brain snaps back to the present moment when you hear peeling Velcro and a heavy cuff is secured around your bicep. The nurse instructs you to hold still for those agonizing moments as the cuff tightens until it...

March 6, 2026 Tinnitus: A Global Problem and the Molecular Solution The ringing in the ears just…won’t…stop. It is a constant companion; both during the day and at night. It is especially burdensome at night when the noise of the day dies down, and you are left to your thoughts—and the incessant ringing. I am talking about tinnitus. Tinnitus is the perception of sound when no external sound is present. It can be characterized as a ringing, buzzing, hissing, or roaring noise. The sound can be...