Siim Land Podcast

Siim Land
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Oct 18, 2025 • 48min

#475 Q&A: Biggest things that contribute to my health, does caffeine age the brain, can you make up for lost sleep and more

Dive into the fascinating world of health insights, where the impact of exercise on inflammation is explored. Discover the intriguing research on melatonin megadosing and its gaps in clinical evidence. The podcast compares popular supplement brands and reveals the true value of Urolithin A. Caffeine's effects on brain aging are discussed, alongside sleep debt strategies that suggest catch-up sleep can help. Finally, learn about cultivating a healthy relationship with food that appreciates occasional indulgences.
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Oct 10, 2025 • 37min

#474 Longevity Supplements Ranked From Best to Worst

Get my 2025 supplement guide: https://www.siimland.co/supplement-list-2025Timestamps:00:00 Intro00:14 Taurine01:19 Apigenin01:55 Resveratrol03:20 Rapamycin04:55 Metformin06:11 Calcium AKG07:30 Melatonin08:16 SIRT609:05 NAC09:43 NMN, NR, Niacinamide11:10 Niacin13:58 Glycine15:16 Spermidine16:44 Omega-3s17:40 Creatine18:48 Pterostilbene19:19 Magnesium20:16 Vitamin K220:45 Sulforaphane21:34 Curcumin22:08 Methylated B vitamins22:33 Glutathione24:08 Lithium24:55 Lutein & Zeaxanthin25:30 Vitamin C26:29 Ergothioneine27:23 Methylene blue28:46 Multivitamin29:37 Aged garlic extract30:22 Astaxanthin31:06 TMG31:50 Ginger32:15 CoQ1032:53 PQQ33:24 Chondroitin33:45 MSM32:25 Glucosamine34:54 Conclusion100 supplements ranked worst to best: https://youtu.be/W8DZbYyuDmAJoin our LONGEVITY and ANTI-AGING Skool Community: https://www.skool.com/youthspan-society-9710/
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Oct 4, 2025 • 1h 3min

#473 Tech Expert: Why Life Speeds Up As You Age (And How To Slow It Down!)

Chris Dancy is called 'the most connected man on Earth' because of his pioneering use of technology in everyday life and health optimization.Check out Bon Charge wellness products (Code SIIM for 15% discount): https://boncharge.com/siimlandTimestamps:00:00 Intro00:23 Why Chris is the most connected man on earth03:38 How Chris used technology to lose weight and get healthy08:43 How technology changes the human experience in the future10:43 Best tools 16:28 The technology Renaissance period20:43 Bon Charge sponsorship21:38 Implants24:18 Hacking time33:28 Meditation and mindfulness36:48 Does time go by faster if you’re stuck in daily routines47:38 How Chris’ perception of time has changed as he got older52:43 Will virtual reality extend perception of lifespan59:03 How to make technology better for your healthChris Dancy website: https://www.chrisdancy.com/
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36 snips
Sep 26, 2025 • 1h 21min

#472 Scientist Reveals the Hidden Program of Aging and How to Control It - Josh Mitteldorf PhD

Josh Mitteldorf, PhD, is a physicist turned aging researcher and the author of "Cracking the Aging Code." He explores why aging may be a programmed process shaped by evolution, diving into concepts like caloric restriction, telomere shortening, and altruistic cell death. Mitteldorf discusses species that exhibit negligible aging, the role of insulin in lifespan, and the potential of exosomes for rejuvenation. He also touches on the ethical implications of life extension and shares practical longevity tips, offering a fascinating glimpse into controlling our biological clock.
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Sep 20, 2025 • 1h 43min

#471 Ranking 100 Health Biomarkers (Most to Least Important)

Get my free bloodwork cheat sheet: https://www.siimland.co/bloodwork-cheat-sheetTimestamps:00:00 Intro00:32 Resting heart rate02:27 hsCRP03:32 VLDL03:52 LDL particle count04:31 Homocysteine 05:26 Respiratory rate06:30 VO2 max07:36 Body fat percentage09:18 BMI11:57 HRV14:14 Waist circumference and waist to hip ratio16:00 Visceral fat mass and liver fat18:42 White blood cells20:35 Albumin21:11 Muscle mass22:40 Grip strength24:15 Appendicular lean mass index25:31 Creatinine27:55 eGFR29:20 Cystatin C29:32 Biological age tests31:45 Speed of aging test32:45 Phenoage34:25 Bone density36:00 Lung force36:59 Lp(a)38:15 Oxidized LDL39:00 Testosterone43:40 SHBG45:22 Estradiol (E2)46:42 Resting metabolic rate49:00 Body temperature51:48 Liver enzymes (ALT, AST, GGT, ALP)53:14 ApoB55:10 IGF-157:30 ApoA59:30 Calcium score in the arteries (CAC)01:00:46 Carotid intima media thickness (CIMT)01:03:18 Iodine01:05:09 Thyroid hormones (T3 and T4)01:08:00 Progesterone and pregnenolone01:08:51 Thyroid-stimulating hormone (TSH)01:09:47 BNP (cardiac stress)01:10:22 Hemoglobin01:11:22 Iron and ferritin01:12:56 Uric acid01:13:49 HDL cholesterol01:14:53 HbA1c01:15:39 Fasting insulin01:15:58 Fasting glucose01:17:23 Fructosamine01:18:11 Triglycerides01:19:07 Omega-3 index01:20:26 Omega-6-to-3 ratio01:21:01 Red cell distribution width (RDW)01:21:22 Platelets01:22:22 Mean corpuscular volume (MCV)01:22:39 LDL cholesterol01:23:18 Mean corpuscular hemoglobin (MCH)01:23:33 Blood urea nitrogen (BUN)01:23:57 DHEA-S01:24:52 Vitamin D01:26:07 HOMA-IR01:26:26 Red blood cells01:26:38 Hematocrit01:27:01 Erythrocyte sedimentation rate (ESR)01:27:38 LP-PLA201:28:15 Electrolytes01:29:09 Total cholesterol01:29:23 B vitamins01:30:29 Total iron binding capacity (TIBC) and transferrin saturation01:31:00 Heavy metals01:32:48 Microplastics01:34:54 Cortisol01:36:10 TNF-alpha01:36:50 How much can you lift?01:39:22 Cooper test01:40:25 Microbiome diversity01:42:08 Conclusion100 supplements ranked worst to best: https://youtu.be/W8DZbYyuDmA
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Sep 12, 2025 • 1h 15min

#470 The New Science Linking Your Body Clock to Longevity - Greg Potter PhD

Greg Potter, PhD, is a circadian rhythm and time-restricted eating expert who dives into the fascinating science of our body's internal clocks and their impact on aging. He discusses how circadian clock dysfunction contributes to age-related changes and highlights the connection between genetic factors and longevity. Potter explains the effects of shift work, artificial light, and the benefits of aligning with your natural rhythms. He also delves into the role of melatonin and offers tips for optimizing morning routines to promote health as we age.
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Sep 5, 2025 • 1h 1min

#469 Latest Research About Reversing Aging Cells - Dr Paul Robbins, PhD

Dr. Paul Robbins, a leading researcher in aging and biochemistry at the University of Minnesota, dives into cellular senescence and its fascinating role in aging. He discusses the promising benefits of eliminating senescent cells for health and lifespan extension. The conversation covers groundbreaking senolytic therapies, gene therapies, and lifestyle strategies to enhance well-being as we age. Robbins also tackles the potential of compounds like rapamycin and the importance of immune function in longevity, making a compelling case for innovations in anti-aging research.
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Aug 29, 2025 • 2h 36min

#468 Nutrition for a Longer Life: 2 PhDs Explain What Works

In this engaging discussion, Greg Potter, a nutrition expert and Chief Science Officer at a supplement startup, dives into the intriguing relationship between diet and longevity. He emphasizes the importance of what, how much, and when we eat, revealing how meal timing can significantly affect metabolic health. Potter contrasts low-carb and plant-based diets, advocating for personalized nutrition strategies tailored to individual needs. Their conversation sheds light on the role of protein in overall well-being and tackles nutrition misinformation in the age of social media.
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Aug 23, 2025 • 1h 3min

#467 I Analyzed Bryan Johnson's Biomarkers and The Results Are...

The discussion delves into a detailed comparative analysis of health biomarkers between two individuals. It highlights intriguing differences in fitness, body composition, and metabolic health. Listeners will learn about inflammation and immune markers, alongside cardiovascular and kidney health indicators. The conversation also touches on hormone levels and experimental tests for longevity. Plus, a fascinating look at the PhenoAge biological age test adds depth to the exploration of how one can rewind their biological clock.
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Aug 16, 2025 • 57min

#466 Ultimate Supplement Tier List 2025 - 100 Supplements Ranked Worst to Best

Dive into a detailed ranking of over 100 supplements for 2025, from the highly praised methylated B vitamins to the controversial resveratrol. Discover the health benefits of intriguing options like sulforaphane, ashwagandha, and NAC. The evaluation covers efficacy, risks, and specific populations who might benefit most. Plus, learn about the importance of probiotics tailored to individual gut health. Unpack which supplements truly stand out for longevity and metabolic support.

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