Supplements9 min read
Vitamin B6 across several supplements: how to check the daily total
B6 can appear in several products taken for different reasons. Learn how to total exposure, interpret warnings and respond to sensory symptoms.
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Research, explained. Explore peptides, supplements and hormone health with clear, practical breakdowns of what the studies actually tell us.
Supplements articles
All articlesNutrition, performance and everyday health
Supplements9 min read
Nicotinamide riboside trials: why target engagement is only the first milestone
NR can change NAD measurements without guaranteeing clinical benefit. What human trials reveal about muscle, metabolism, walking and Parkinson’s disease.
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Supplements9 min read
Potassium supplements and salt substitutes need a medication check
Why potassium-rich eating, salt substitutes and supplements need different decisions when kidney function or medicines affect potassium removal.
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Supplements9 min read
Vitamin K2 and coronary calcium: what the 2026 trials actually show
Two 2026 trials bring new evidence on vitamin K2 and coronary calcification. Their imaging findings do not yet establish fewer heart attacks.
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Supplements9 min read
Activated charcoal’s detox marketing borrows from a very different medical use
Charcoal can change drug exposure in the gut. That real pharmacology is a reason for caution, not evidence for an everyday whole-body cleanse.
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Supplements9 min read
D-mannose for recurrent UTIs: what changed after the larger trial?
A large placebo-controlled trial changed the D-mannose prevention discussion. Understand its findings, limits and implications for an existing routine.
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Supplements8 min read
Biotin and blood tests: when a supplement changes the result
Biotin can alter laboratory measurements without changing the underlying hormone level. Understand the tests, timing and practical preparation.
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Supplements9 min read
Berberine is not a supplement version of a GLP-1 drug
The 2025 HTD1801 trial improved HbA1c but did not reduce weight. Its findings cannot turn ordinary berberine into a GLP-1 substitute.
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Supplements9 min read
Lactoferrin for low iron: what comparisons with iron treatment show
A 2026 trial challenges older lactoferrin claims. Compare hemoglobin response, tolerability and the evidence for replacing conventional iron treatment.
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Supplements8 min read
The COSMOS multivitamin result: what a slower aging clock means
COSMOS found small changes in two aging clocks. See what the trial measured and how its cognitive and disease-outcome results fit together.
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Supplements9 min read
Cranberry for recurrent UTIs: prevention is a different decision from treatment
Cranberry can be a prevention option for recurrent UTIs, but product differences and current symptoms require separate decisions.
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Supplements9 min read
Your pre-workout may be borrowing tomorrow's energy
A better workout can coexist with worse sleep. Caffeine timing trials show why dose, the whole day's intake and next-day experience belong in the same review.
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