Why Isn't Everyone Talking About Mitochondria? with Jennifer Scheinman Most people learned the word in 10th-grade biology and never thought about it again. That, argues registered dietitian and longevity expert Jennifer Scheinman, is exactly the problem. In this episode of Why Isn't Everyone Doing This?, Emily Fletcher sits down with Jennifer, a nutritionist with over 25 years of experience and a longevity expert at Timeline, the company behind the clinically studied Urolithin A supplement MitoPure, for a conversation that reframes everything from fatigue to aging to consciousness through the lens of your cells. Jennifer explains how the mitochondria work, why their decline accelerates in your 40s and 60s, and what you can actually do to slow that process. They cover the 12 biological hallmarks of aging, the cellular recycling system (mitophagy) that breaks down over time, why so many people can't produce Urolithin A on their own, and how to evaluate supplements in an industry the FDA doesn't fully regulate. They also connect it all to meditation, to stress, to perimenopause, and to the Greek myth of Persephone and the pomegranate. And at the very end: a fact about mitochondrial DNA that changes the way you think about your mother, your grandmother, and the feminine line you carry. In this episode, they explore: – What mitochondria are, what they do, and why they're more like a CEO than a powerhouse – The cellular recycling process (mitophagy) and why it slows with age – Zombie cells, inflammaging, and the 12 hallmarks of biological aging – Why aging isn't linear — and what the research says about the 40s and 60s – How meditation reduces the inflammation driving cellular decline – Urolithin A: what it is, how your gut should be making it, and why most people's isn't – How to read supplement labels and avoid "fairy dusting" and borrowed science – Timeline's clinical research: what the trials showed and how long results take – The topical MitoPure skincare line and UV-related skin aging – Why mitochondrial DNA is inherited exclusively through the maternal line – Persephone, pomegranates, 108 seeds, and the convergence of myth and molecule Key Moments: 00:00 — The question that opens the episode 03:00 — Mitochondria 101: what they really are 08:15 — Every cell except red blood cells runs on mitochondrial energy 10:00 — Mitophagy: your body's cellular cleanup crew 13:00 — Why aging accelerates in the 40s and again in the 60s 16:00 — Zombie cells and the inflammaging hallmark 19:00 — Meditation's effect on cellular inflammation — the Ziva link 25:00 — Fasting and perimenopause: what the science says for women 29:00 — How to evaluate supplements when labels aren't regulated 35:00 — Urolithin A: gut-made, often missing, and why it matters 40:00 — Why food alone won't get you there (6 cups of pomegranate juice a day) 44:00 — The clinical trials: muscle endurance at 2 months, strength at 4 months 53:00 — Urolithin A + exercise: a likely additive effect 58:00 — How Dr. Gabrielle Lyon first put this on Emily's radar 01:01:00 — The skincare line: bringing MitoPure topically 01:03:00 — Mitochondrial DNA and the matrilineal inheritance 01:05:00 — Persephone, pomegranates, and the place where science meets spirit About Jennifer Scheinman Jennifer Scheinman is a registered dietitian and nutritionist with over 25 years of experience. She is a longevity and nutrition expert at Timeline, the company behind MitoPure — a clinically researched Urolithin A supplement backed by over $50 million in human studies. Her mission is making the science of longevity accessible, practical, and connected to how you actually feel. Follow Jennifer: @jenscheinmanrdLearn more: https://timelinenutrition.com This episode is sponsored by Timeline. Support your mitochondrial health and get 20% off Mitopure at http://timeline.com/ziva. ✨ The Portal is open. If this conversation stirred something in you — around energy, consciousness, and what becomes possible when your body is resourced — you may be ready for what's next. The Portal is Ziva's newest immersive experience, with a VIP weekend for those who want to go further. If you feel the pull, follow it. 👉 Learn more: https://zivameditation.com/portal 🔗 MORE FROM EMILY & ZIVA: Join Ziva Magic: https://zivameditation.com/pages/zivamagic Learn Ziva Meditation: https://preview.zivameditation.com Free masterclass: https://learn.zivameditation.com Get 15% off with promo code WHYTHIS: https://whythis.zivameditation.com Follow us on Instagram: @zivameditation