gut-immune
How hot water vs dual extraction changes the immune-active compounds in mushrooms like reishi and turkey tail (PSK/PSP)—and what research suggests for immune support.
foundations
A focused, evidence-based review of how zinc supports immunity and what randomized trials say about using zinc lozenges to shorten the common cold, with practical caveats and traditional food insights.
longevity
A focused, evidence-based look at how chronic stress relates to telomere length, what interventions may help, and why the effects are modest and nuanced.
longevity
Does resveratrol truly activate sirtuins in humans? A concise, evidence-based look at the science, controversies, bioavailability, and how it compares with other polyphenols.
performance-recovery
Research-backed look at whether post-workout cold exposure blunts muscle growth, how it compares with contrast therapy, and when it may still help recovery.
performance-recovery
Animal studies suggest BPC-157 may support tendon, ligament, and muscle repair via angiogenesis and anti-inflammatory pathways, but human trials are lacking and it’s prohibited in sport.
gut-immune
A focused look at how mushroom beta‑glucans interact with the immune system and why hot‑water vs dual extraction changes their effects, with evidence from mechanistic studies and human trials.
performance-recovery
Does post-workout cold exposure reduce muscle growth? This focused review summarizes RCTs and meta-analyses on cold water immersion after lifting and its impact on hypertrophy and strength.
gut-immune
Research-backed look at how gut microbiome diversity relates to autoimmune risk, mechanisms, early-life factors, diet patterns, and traditional perspectives.
gut-immune
Confused about zonulin tests for leaky gut? Learn what zonulin is, why commercial tests are debated, and how results relate to true intestinal permeability.
gut-immune
Zonulin biology is real, but commercial zonulin tests for “leaky gut” are inconsistent. Here’s what research says about tight junctions, test validity, clinical relevance, and evidence-based ways to support the gut barrier.
foundations
Research suggests zinc, especially as well-formulated lozenges taken early, may shorten the common cold. Learn how zinc supports immunity, which formulations matter, safety notes, and traditional zinc-rich foods.
foundations
Do zinc lozenges really shorten colds? An evidence-based look at timing, formulation, benefits, and safety—without dosing advice.
longevity
A focused look at the NIA Interventions Testing Program’s findings on rapamycin, how it intersects with caloric restriction and mTOR, current human and dog trials, risks, and why researchers remain cautiously optimistic.
performance-recovery
Does a cold plunge after lifting blunt muscle growth? A focused, evidence-based look at timing, recovery trade-offs, and how ice baths compare with contrast therapy.
performance-recovery
A focused look at L‑glutamine’s role in athlete immune health, why gut barrier support may matter more than colds prevention, and how traditional broth wisdom aligns with modern research.
performance-recovery
Animal research suggests BPC-157 may support tendon and ligament repair via angiogenesis and anti-inflammatory pathways, but human RCTs are lacking and the peptide is not approved for medical use.
gut-immune
Zonulin tests are widely marketed for “leaky gut,” but research shows analytical limitations and unclear clinical value. Learn what serum and stool zonulin really measure, how they compare with lactulose–mannitol testing, and what conventional medicine accepts versus what remains debated.
foundations
Do zinc lozenges shorten a cold? Research suggests properly formulated zinc lozenges may reduce duration if started early. Learn mechanisms, evidence, and cautions.
longevity
A focused look at rapamycin and the mTOR pathway in longevity: ITP mouse findings, how caloric restriction converges on mTOR, the status of human and dog trials, potential risks, and natural mTOR modulators—why the field is hopeful yet cautious.
performance-recovery
Does post-exercise cold water immersion blunt hypertrophy? A focused review of RCTs and meta-analyses on muscle growth, strength, and recovery trade-offs.
performance-recovery
A focused review on L‑glutamine and exercise‑induced gut permeability in athletes—mechanisms, small RCTs, immune links, and traditional bone broth context.
performance-recovery
Animal studies suggest BPC‑157 may influence tendon and ligament healing via angiogenesis and fibroblast pathways, but no human trials confirm benefit. Not approved for medical use and prohibited by WADA.
gut-immune
Learn how hot water and dual extracts of medicinal mushrooms shape beta-glucans, triterpenes, and immune modulation—plus evidence on turkey tail PSK/PSP and reishi.