THE JOURNAL
Stories. Insights. Science.
Formulation thinking, ingredient deep-dives, and the research behind what we put in.
Load previous
Load more
STANDARDS & TRANSPARENCY
Why Supplement Labels Lie — A Guide to Proprietary Blends
SLEEP QUALITY
Magnesium Supplements UK — The Complete Guide to Forms and Evidence
STANDARDS & TRANSPARENCY
Daily vitamin powder: What the evidence shows
COGNITIVE PERFORMANCE
Nootropic supplement UK: what the evidence shows
STRESS & CORTISOL
Lack of sleep cortisol: What the evidence shows
STRESS & CORTISOL
High cortisol insomnia: what the evidence shows
STANDARDS & TRANSPARENCY
Turmeric Joint Supplement UK: Your Questions Answered by an Independent Nutritional Researcher
ENERGY & FATIGUE
Energy supplement powder: What the evidence shows
STANDARDS & TRANSPARENCY
Once daily supplement: What the evidence shows
STRESS & CORTISOL
High cortisol symptoms sleep: What the evidence shows
HORMONAL HEALTH
Zinc deficiency symptoms in men: evidence explained
ENERGY & FATIGUE
Creatine Monohydrate: Mechanism, Evidence & Dosing (UK)
ALL EVIDENCE-REFERENCED, FOUNDER-WRITTEN
Join the Kōjō notebook
Weekly research notes, formulation decisions, founder letters. No discounts, no noise - we don’t do either.