Vitamins, minerals, and botanicals that strengthen immune defenses and support the body's natural resistance.
32 itemsThe updated hygiene (Old Friends) hypothesis explains how reduced microbial diversity may shape gut–immune development and influence autoimmune risk in T1D, MS, RA, and Hashimoto’s.
A focused, evidence-based look at turkey tail’s PSK and PSP extracts, how their beta-glucans may modulate immunity, and what clinical research suggests about using them as adjuncts to therapy.
Many people order serum or stool zonulin tests to assess “leaky gut.” This focused review explains what zonulin does, why assays are controversial, how results compare with validated permeability tests, and practical, evidence-informed alternatives.
A focused look at the Interventions Testing Program (ITP) mouse studies of rapamycin, how they link to mTOR and caloric restriction, and what they do—and don’t—imply for human longevity.
A focused, evidence-based review of L‑glutamine for exercise‑induced gut permeability in athletes, bridging modern research with traditional nutrition perspectives.
A focused look at how mushroom beta‑glucans engage Dectin‑1 and other receptors to modulate innate immunity, why extraction methods matter, and where human evidence stands.
Is zonulin testing a reliable way to assess intestinal permeability? This evidence-based review explains the science, assay controversies, and practical takeaways.
A focused look at fasting‑mimicking diets and autophagy: what human trials and animal studies suggest, how nutrient‑sensing pathways are involved, and where evidence is still emerging.
Can astragalus (Huang Qi) or TA-65 meaningfully support telomere health? A concise, evidence-based review of telomerase activation, human data, safety, and where traditional and modern perspectives meet.
A focused look at how caloric restriction and rapamycin converge on the mTOR pathway, what ITP mouse studies show, early human and dog trial signals, risks, and natural mTOR modulators.
A focused, evidence-based look at turkey tail mushroom’s PSK/PSP beta-glucans, how they may modulate immunity, what clinical research suggests, why extraction matters, and how this aligns with TCM.
A focused, evidence-based guide to the lactulose–mannitol test for intestinal permeability: how it works, what an abnormal result may mean, key limitations, how it compares with zonulin assays, and what trials show about modulating the test.
A focused review of what the NIA Interventions Testing Program (ITP) reveals about rapamycin’s lifespan effects, how it intersects with caloric restriction via mTOR, early dog and human data, risks, and natural modulators.
A focused look at molecular mimicry—how gut microbes and infections may trigger autoimmunity—and what current evidence shows across conditions like T1D, RA, and thyroid autoimmunity.
A focused, evidence-based look at turkey tail mushroom’s PSK/PSP and immunity—mechanisms, clinical adjunct data, extraction methods, and how TCM perspectives align with modern research.
A focused, evidence-based review of bovine colostrum for intestinal permeability—what human trials show in NSAID and exercise stress, where evidence is stronger (infectious diarrhea) vs. still emerging, and how traditional perspectives align.
Do zinc lozenges really shorten colds? See what RCTs and meta-analyses say, how formulation affects results, and key safety notes.
The ITP’s rapamycin results show strong lifespan extension in mice via mTORC1 inhibition. Here’s how that connects to caloric restriction, ongoing human and dog trials, risks, and natural mTOR modulators—and why excitement is tempered by caution.
A focused, evidence-based explainer on molecular mimicry—how immune responses to gut microbes may cross-react with self and contribute to autoimmune disease.
A focused look at how mushroom beta‑glucans may modulate innate immunity and the gut‑immune axis, why extraction methods matter, and what clinical research suggests.
A focused, evidence-based explainer on zonulin and intestinal permeability: what elevated zonulin means, testing limits, and interventions that may help.
Vitamin C’s unsung role as a collagen cofactor: what research suggests for skin integrity, wound healing, and connective tissue—plus insights on amla, acerola, and camu camu.
Do lactase supplements actually help lactose intolerance? A focused look at what randomized trials, systematic reviews, and traditional practices suggest—plus where expectations should be set.
Zinc lozenges may modestly shorten the common cold—if formulation and timing are right. Here’s what clinical trials and mechanisms suggest, plus why some lozenges fail and how traditional zinc-rich foods fit in.
A group of eight B vitamins that work together to support energy metabolism, nervous system function, and red blood cell production.
A group of flowering plants in the daisy family traditionally used by Native Americans to support immune function and fight infections.
A dark purple berry (Sambucus nigra) traditionally used to support immune function and shorten duration of colds and flu.
Live beneficial bacteria that support gut microbiome health, digestion, and immune function.
A water-soluble antioxidant vitamin essential for immune function, collagen synthesis, and iron absorption.
A fat-soluble vitamin produced by the skin in response to sunlight, critical for bone health, immune function, and mood regulation.
Vitamin K2 (menaquinone) is a fat-soluble vitamin that plays a critical but often overlooked role in calcium metabolism. While vitamin K1 (phylloquinone, found in leafy greens) primarily supports blood clotting, K2 activates proteins that direct calcium to appropriate destinations — specifically, osteocalcin (which deposits calcium into bones and teeth) and matrix Gla-protein (MGP, which prevents calcium from depositing in arteries and soft tissues). The most important forms are MK-4 (short-acting, found in animal products like egg yolks and butter from grass-fed animals) and MK-7 (long-acting, produced by bacterial fermentation, highest in natto — a Japanese fermented soybean dish). MK-7 has a much longer half-life (approximately 72 hours vs. 1-2 hours for MK-4), making it more practical for daily supplementation. The clinical significance of K2 has grown considerably as research reveals the "calcium paradox" — the observation that many people simultaneously have too little calcium in their bones (osteoporosis) and too much in their arteries (vascular calcification). K2 appears to resolve this paradox by ensuring calcium goes where it belongs.
An essential trace mineral critical for immune function, wound healing, and protein synthesis.
