Plain answers are the triage layer: the claim, the mechanism, the evidence grade, and the protocol path if the question deserves a full stack. Start here when the supplement shelf is pretending a complicated problem is one bottle.
All answers
Is adrenal fatigue real?
Adrenal fatigue is not a recognized diagnosis. Here is what stress, sleep debt, blood sugar, and real adrenal insufficiency actually mean.
Read answer →Do nootropics actually work?
A sober guide to nootropics: what works acutely, what works slowly, what is overmarketed, and when to skip the whole category.
Read answer →Why do I wake up at 3am?
A clear answer on 3am waking: cortisol timing, body temperature, alcohol, blood sugar, sleep apnea, and what to do next.
Read answer →How to Lower Cholesterol Without Statins
What can modestly lower LDL without statins, what needs physician oversight, and why supplements do not replace event-reducing therapy.
Read answer →What Actually Lowers Blood Pressure?
The blood-pressure supplements with real evidence, what to skip, and when medication and lab monitoring matter more than capsules.
Read answer →How to Restore Your Gut After Antibiotics
A practical post-antibiotic gut reset: strain-specific probiotics, timing, prebiotic fiber, glutamine, and when diarrhea needs care.
Read answer →What Actually Helps Chronic Bloating?
What helps chronic bloating, when to test for SIBO or celiac disease, and why broad probiotics can be the wrong move.
Read answer →What to Eat During a Half Marathon
How to fuel a half marathon: when to start gels, carb targets, sodium, caffeine, gut training, and how not to overdrink water.
Read answer →Which Supplements Protect the Aging Brain?
The honest brain-longevity supplement answer: no dementia-prevention claims, just long-horizon supports and the hype to skip.
Read answer →Does Alpha-Lipoic Acid Help Insulin Resistance?
Alpha-lipoic acid can support insulin sensitivity modestly; learn the dose, form, timing, and medication cautions.
Read answer →Does creatine help focus and brain fog?
Creatine's cognitive case, realistic effect size, best-fit use cases, dose, sleep concern, and who should skip it.
Read answer →Do probiotics actually work for gut health?
When probiotics work, why strain ID matters, and how timing, CFU labels, antibiotics, and fiber change the answer.
Read answer →Does berberine help bloating and SIBO?
Berberine's limited SIBO evidence, dose logic, interaction risks, and why it does not replace diagnosis or care.
Read answer →How to Build a Skincare Routine From Scratch
AM/PM routine order, active layering, beginner conflicts, and when skin needs clinician care.
Read answer →Fungal Acne vs Closed Comedones
How to distinguish itchy uniform bumps from closed pores before choosing antifungal or acne care.
Read answer →Sebaceous Filaments vs Blackheads
Nose-dot triage: normal sebaceous filaments, true blackheads, and why pore strips disappoint.
Read answer →What Sunscreen Does Not Sting Eyes?
Why mineral sticks and thicker face formulas usually reduce eye sting and sunscreen migration.
Read answer →Why Tinted Sunscreen Matters for Hyperpigmentation
Visible light, iron oxides, melasma, and PIH explained without turning SPF into purity theater.
Read answer →Affiliate disclosure
Stack-kit may earn affiliate commission when readers buy through protocol recommendations. These comparison and answer pages do not invent product links; they route to the full protocols where the current brand calls live.
We do not sell our own SKUs. We do not have a house brand, a premium tier, or a founder's discount. If a better evidence-backed option replaces a recommendation, the protocol changes.