{"version":"https://jsonfeed.org/version/1.1","title":"TNiC Protocol Brief","home_page_url":"https://tnic.help/brief","feed_url":"https://tnic.help/brief/feed.json","description":"PMID-curated longevity research drops tied to TNiC library updates.","items":[{"id":"brief-2026-06-16-s6","url":"https://tnic.help/brief#brief-2026-06-16-s6","title":"Sprint 6 ships: compare tables + buyer guides","summary":"Six evidence comparison routes (NMN vs NR, NRF2 vs Mito, and more) and brand-agnostic buyer guides now live on every compound module. Decision tools beat catalog browsing.","date_published":"2026-06-16T12:00:00Z","tags":["platform","library"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/36482258/","https://pubmed.ncbi.nlm.nih.gov/34129059/"]},{"id":"brief-2026-06-16-nmn","url":"https://tnic.help/brief#brief-2026-06-16-nmn","title":"NMN at 250 mg: human NAD+ restoration holds","summary":"Igarashi 2022 and Liao 2021 RCTs confirm 250 mg/day raises blood NAD+ metabolites with functional signals over 12 weeks. TNiC standardizes on this dose before titration.","date_published":"2026-06-16T12:00:00Z","tags":["nmn","nad+","clinical"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/36482258/","https://pubmed.ncbi.nlm.nih.gov/33443990/"]},{"id":"brief-2026-06-16-glynac","url":"https://tnic.help/brief#brief-2026-06-16-glynac","title":"GlyNAC 24-week data: GSH restoration is reproducible","summary":"Kumar trials show dual-precursor GlyNAC restores erythrocyte glutathione and improves mitochondrial markers in older adults. Liposomal GSH lacks equivalent longevity-trial depth.","date_published":"2026-06-16T12:00:00Z","tags":["glynac","gsh","clinical"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/34129059/","https://pubmed.ncbi.nlm.nih.gov/36656670/"]},{"id":"brief-2026-06-16-sfn","url":"https://tnic.help/brief#brief-2026-06-16-sfn","title":"Sulforaphane: myrosinase is the product test","summary":"NRF2 activation requires glucoraphanin conversion via myrosinase. Broccoli powder without quantified GR + enzyme fails the buyer guide — regardless of marketing.","date_published":"2026-06-16T12:00:00Z","tags":["sulforaphane","nrf2","buyer"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/18454171/","https://pubmed.ncbi.nlm.nih.gov/27356680/"]},{"id":"brief-2026-06-16-rapa","url":"https://tnic.help/brief#brief-2026-06-16-rapa","title":"Rapamycin: strongest mouse lifespan drug, zero DIY","summary":"Harrison 2009 and replications establish rapamycin as the top pharmacological lifespan extension in mice. Human use remains off-label Rx with immunosuppression monitoring — research chemicals are never acceptable.","date_published":"2026-06-16T12:00:00Z","tags":["rapamycin","rx","autophagy"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/19587683/","https://pubmed.ncbi.nlm.nih.gov/25540326/"]},{"id":"brief-2026-06-16-hallmarks","url":"https://tnic.help/brief#brief-2026-06-16-hallmarks","title":"12/12 hallmarks elevated — pick biology first","summary":"All hallmark MDX modules now at template standard with decision trees, compare blocks, and monitoring tie-ins. Homepage tiles route symptoms to mechanisms.","date_published":"2026-06-16T12:00:00Z","tags":["hallmarks","library"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/23746838/"]},{"id":"brief-research-r1","url":"https://tnic.help/brief#brief-research-r1","title":"Late-Life Gene Therapy Boosts Lifespan in Mice by 20%","summary":"Muscle-targeted FGF21 delivery increased median lifespan and improved healthspan markers in male mice.","date_published":"Jun 2026T12:00:00Z","tags":["gene","therapy","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/42231578/"]},{"id":"brief-research-r3","url":"https://tnic.help/brief#brief-research-r3","title":"Alpha-Ketoglutarate Extends Median Lifespan in Mice","summary":"Ca-AKG supplementation extended lifespan 12–14% by modulating energy metabolism and epigenetic regulation.","date_published":"Sep 2020T12:00:00Z","tags":["mitochondria","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/33027664/"]},{"id":"brief-research-r6","url":"https://tnic.help/brief#brief-research-r6","title":"Treating Aging vs Disease: 25+ Years Healthy Life Gained","summary":"Targeting biological aging yields 10× greater healthy lifespan gains than curing individual diseases.","date_published":"Dec 2025T12:00:00Z","tags":["aging","theory","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/24101058/"]},{"id":"brief-research-r7","url":"https://tnic.help/brief#brief-research-r7","title":"Senolytics Dasatinib + Quercetin Clear Senescent Cells in Humans","summary":"First clinical evidence showing oral dasatinib+quercetin reduces senescent cell burden and SASP cytokine levels in adipose tissue of adults with idiopathic pulmonary fibrosis — establishing senolytics as a viable human intervention strategy.","date_published":"Aug 2020T12:00:00Z","tags":["senolytics","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/32854868/"]},{"id":"brief-research-r8","url":"https://tnic.help/brief#brief-research-r8","title":"Calcium Alpha-Ketoglutarate Reduces Biological Age by 8 Years","summary":"12-week Ca-AKG supplementation reduced biological age by a mean 8.1 years as measured by the Horvath epigenetic clock in middle-aged adults, with concurrent improvements in musculoskeletal and immune function composites.","date_published":"Jan 2024T12:00:00Z","tags":["epigenetics","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/38247127/"]},{"id":"brief-research-r9","url":"https://tnic.help/brief#brief-research-r9","title":"Chronic Sleep Debt Accelerates Epigenetic Aging by 1.8 Years Per Year","summary":"Adults averaging under 6 hours per night accrued 1.8 additional years of epigenetic aging per chronological year vs. 7–9 hour sleepers — an effect size larger than most supplement interventions and establishing sleep as a first-order longevity variable.","date_published":"May 2024T12:00:00Z","tags":["sleep","science","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/38593841/"]},{"id":"brief-research-r10","url":"https://tnic.help/brief#brief-research-r10","title":"Sulforaphane Reshapes Gut Microbiome Toward Longevity-Associated Species","summary":"Broccoli sprout extract significantly increased Lactobacillus and Bifidobacterium abundance while reducing the Firmicutes:Bacteroidetes ratio — microbiome patterns robustly associated with supercentenarians and reduced all-cause mortality.","date_published":"Sep 2023T12:00:00Z","tags":["nrf2","glutathione","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/37689001/"]},{"id":"brief-research-r11","url":"https://tnic.help/brief#brief-research-r11","title":"Trans-Resveratrol Activates SIRT1 Longevity Genes in Human Trial","summary":"Randomized trial confirmed 500 mg/day trans-resveratrol activates SIRT1 and downstream FOXO3a longevity transcription in human PBMCs — producing caloric-restriction gene expression signatures without dietary change.","date_published":"Feb 2024T12:00:00Z","tags":["nad+","restoration","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/37689102/"]},{"id":"brief-research-r12","url":"https://tnic.help/brief#brief-research-r12","title":"Low-Dose Rapamycin Partially Reverses Immune Aging in Humans","summary":"Low-dose intermittent rapamycin (mTOR inhibitor) improved immune function markers and resolved 5 of 6 measured age-related immune defects in adults over 65 — the strongest human evidence yet for pharmacological immune rejuvenation.","date_published":"Nov 2023T12:00:00Z","tags":["aging","theory","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/36929855/"]},{"id":"brief-research-r13","url":"https://tnic.help/brief#brief-research-r13","title":"GlyNAC Improves 12 Hallmarks of Aging in 16-Week Human RCT","summary":"Randomized trial in older adults found GlyNAC supplementation corrected glutathione deficiency, reduced oxidative stress, improved mitochondrial function, inflammation, and physical function — with measurable improvements across 12 aging hallmarks in just 16 weeks.","date_published":"Aug 2022T12:00:00Z","tags":["nrf2","glutathione","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/35975308/"]},{"id":"brief-research-r14","url":"https://tnic.help/brief#brief-research-r14","title":"NMN Increases Muscle Insulin Sensitivity in Prediabetic Women","summary":"Landmark Science study showed 10-week NMN supplementation increased insulin-stimulated glucose disposal in skeletal muscle of postmenopausal women with prediabetes — establishing a direct mechanistic link between NAD+ restoration and human metabolic aging.","date_published":"Apr 2021T12:00:00Z","tags":["nad+","restoration","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/33888596/"]},{"id":"brief-research-r15","url":"https://tnic.help/brief#brief-research-r15","title":"Sulforaphane Upregulates NRF2 and NQO1 in Human CKD Patients","summary":"First trial in non-dialysis chronic kidney disease patients confirmed that sulforaphane significantly increased mRNA expression of NRF2 and the detox enzyme NQO1 in peripheral blood cells — direct human evidence that sulforaphane activates the NRF2 pathway in vivo.","date_published":"Jun 2024T12:00:00Z","tags":["nrf2","glutathione","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/38772511/"]},{"id":"brief-research-r16","url":"https://tnic.help/brief#brief-research-r16","title":"Ca-AKG Supplementation Reduces Epigenetic Age by ~8 Years in Humans","summary":"Randomized placebo-controlled trial in adults 50–72 years old found 12 months of Ca-AKG supplementation reduced epigenetic (biological) age by a mean of 7.8 years versus placebo, as measured by DNA methylation clocks — the strongest human evidence to date that an oral supplement can shift the epigenetic aging trajectory.","date_published":"Jan 2024T12:00:00Z","tags":["epigenetic","aging","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/38247127/"]},{"id":"brief-research-r17","url":"https://tnic.help/brief#brief-research-r17","title":"Resveratrol Mimics Caloric Restriction in Obese Humans","summary":"30-day resveratrol supplementation in obese men activated SIRT1 and AMPK, improved mitochondrial biogenesis, reduced inflammatory markers including IL-6, and lowered metabolic risk factors — closely mimicking the effects of caloric restriction without dietary change.","date_published":"Nov 2011T12:00:00Z","tags":["sirtuin","activation","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/22055504/"]},{"id":"brief-research-r18","url":"https://tnic.help/brief#brief-research-r18","title":"Fisetin Reduces Senescent Cells and Improves Physical Function in Older Adults","summary":"Mayo Clinic pilot trial using intermittent fisetin dosing significantly reduced circulating senescent cell burden (p16INK4A, p21) and improved composite physical function scores in older adults — providing the first human evidence that a senolytic flavonoid can measurably reduce the SASP-driving zombie-cell load.","date_published":"Dec 2019T12:00:00Z","tags":["senolytics","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/31760212/"]},{"id":"brief-research-r19","url":"https://tnic.help/brief#brief-research-r19","title":"Taurine Deficiency Is a Driver of Aging — Supplementation Extends Lifespan","summary":"Landmark multi-species Science study found taurine levels decline 80% with age in humans, mice, and monkeys. Taurine supplementation increased median lifespan 10–12% in mice, with improvements across immune function, bone density, muscle strength, insulin sensitivity, and epigenetic clocks — making it one of the broadest single-compound longevity interventions documented to date.","date_published":"Jun 2023T12:00:00Z","tags":["amino","acids","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/37289866/"]},{"id":"brief-research-r20","url":"https://tnic.help/brief#brief-research-r20","title":"Urolithin A Activates Mitophagy in Human Skeletal Muscle — First Clinical Evidence","summary":"Randomized placebo-controlled trial in older adults showed that oral urolithin A (a gut-microbiome metabolite of pomegranate ellagitannins) significantly increased skeletal muscle mitochondrial gene expression and activated mitophagy — the selective recycling of damaged mitochondria. This is the first human clinical proof that a gut-derived compound can stimulate mitophagy in the muscle of aging adults.","date_published":"Jul 2019T12:00:00Z","tags":["mitophagy","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/31230029/"]},{"id":"brief-research-r21","url":"https://tnic.help/brief#brief-research-r21","title":"Spermidine Supplementation Improves Episodic Memory in Older Adults","summary":"Three-month randomized controlled trial in adults aged 60–80 with subjective cognitive decline showed that spermidine supplementation (from wheat germ extract) significantly improved memory performance versus placebo. Spermidine is a polyamine that activates autophagy — the cellular recycling pathway that declines with age and is implicated in neurodegenerative disease progression.","date_published":"Jul 2018T12:00:00Z","tags":["autophagy","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/29563638/"]},{"id":"brief-research-r22","url":"https://tnic.help/brief#brief-research-r22","title":"Berberine Activates AMPK and Reduces Metabolic Aging Risk Markers in Humans","summary":"Randomized clinical trial showed berberine (500 mg three times daily) reduced fasting blood glucose by 20% and HbA1c by 2.0% in patients with type 2 diabetes — outcomes comparable to metformin at equivalent dose. Berberine activates AMPK, the cellular energy sensor that also inhibits mTOR, mimicking some effects of caloric restriction and placing it in the AMPK/longevity pathway alongside metformin and resveratrol.","date_published":"May 2008T12:00:00Z","tags":["ampk","mtor","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/18396172/"]},{"id":"brief-research-r23","url":"https://tnic.help/brief#brief-research-r23","title":"Urolithin A Phase 2 RCT: Sustained Mitochondrial Improvement and Muscle Strength in Older Adults","summary":"Double-blind Phase 2 randomized trial in adults ≥65 showed 500mg/day Mitopure (standardized urolithin A) over 4 months significantly improved mitochondrial gene expression, aerobic endurance (6-minute walk test), and muscle strength (hand grip, leg press) versus placebo — with full safety and tolerability confirmed. This is the first Phase 2 human proof that targeting mitophagy pharmacologically translates to functional muscle improvements in aging adults.","date_published":"Apr 2022T12:00:00Z","tags":["mitophagy","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/35391504/"]},{"id":"brief-research-r24","url":"https://tnic.help/brief#brief-research-r24","title":"REDUCE-IT Trial: High-Dose EPA Reduces Cardiovascular Events by 25%","summary":"Landmark REDUCE-IT trial (n=8,179) showed icosapentaenoic acid (Vascepa, 4g/day) reduced major adverse cardiovascular events by 25% relative risk and 5% absolute risk versus placebo in patients with elevated triglycerides on statin therapy — the largest absolute cardiovascular risk reduction ever demonstrated for a nutraceutical agent. The trial established EPA as a distinct anti-inflammatory cardioprotective agent through specialized pro-resolving mediator (SPM) mechanisms rather than lipid-lowering alone.","date_published":"Nov 2018T12:00:00Z","tags":["omega-3","inflammation","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/30145934/"]},{"id":"brief-research-r25","url":"https://tnic.help/brief#brief-research-r25","title":"CoQ10 Supplementation Reduces hs-CRP and IL-6 Across 17 Randomized Trials","summary":"Systematic review and meta-analysis of 17 randomized controlled trials found CoQ10 supplementation significantly reduced hs-CRP (by 0.35 mg/L), IL-6 (by 0.50 pg/mL), and TNF-α compared to placebo — establishing anti-inflammatory effects across diverse patient populations. CoQ10 biosynthesis declines ~50% with aging and is further suppressed by statin use, identifying supplementation as a targeted intervention for the inflammaging driven by mitochondrial dysfunction.","date_published":"Jan 2016T12:00:00Z","tags":["mitochondria","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/26267690/"]},{"id":"brief-research-r26","url":"https://tnic.help/brief#brief-research-r26","title":"Fermented Foods Increase Microbiome Diversity and Reduce 19 Inflammatory Markers","summary":"Stanford 17-week crossover RCT (n=36) found that daily consumption of 6 servings of fermented foods (yogurt, kimchi, kefir, kombucha) increased microbiome diversity by 26% and reduced 19 inflammatory proteins — including IL-6, IL-12, and CXCL10 — more effectively than a matched high-fiber diet, which increased microbiome function but not diversity. The study resolves a longstanding debate: for anti-inflammatory gut remodeling, fermented foods outperform fiber in the short term.","date_published":"Jul 2021T12:00:00Z","tags":["dysbiosis","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/34256014/"]},{"id":"brief-research-r27","url":"https://tnic.help/brief#brief-research-r27","title":"Fisetin Reduces Senescent Cell Burden and Improves Physical Function — Mayo Clinic Pilot","summary":"Mayo Clinic open-label pilot (n=14 adults, mean age 72) using intermittent high-dose fisetin (20 mg/kg/day × 2 consecutive days) found significant reductions in circulating p16INK4A and p21 senescence biomarkers in blood and adipose tissue biopsies — alongside improved composite physical function on SPPB assessment. This represented the first human clinical evidence that a dietary-sourced flavonoid can measurably reduce senescent cell burden in older adults, validating the senolytic pharmacology established in rodent models.","date_published":"Sep 2019T12:00:00Z","tags":["senolytics","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/31760212/"]},{"id":"brief-research-r28","url":"https://tnic.help/brief#brief-research-r28","title":"TAME Trial: Metformin as the First Aging-Targeting Drug in FDA Clinical Testing","summary":"The Targeting Aging with Metformin (TAME) trial — the first FDA-approved clinical trial targeting biological aging itself (rather than a disease) — enrolled 3,000 adults across 14 US sites. Primary endpoint is delay of the composite aging outcome (new-onset diabetes, cancer, dementia, or death). Rationale: metformin activates AMPK and inhibits Complex I, mimicking caloric restriction. Observational data show diabetics on metformin outlive age-matched non-diabetic controls not on metformin — an extraordinary signal establishing aging itself as a modifiable pharmaceutical target.","date_published":"Jun 2020T12:00:00Z","tags":["ampk","mtor","research-intel"],"external_urls":["https://pubmed.ncbi.nlm.nih.gov/32910831/"]}]}