Scientific but readable: guides to vitamins, peptides and longevity
We cover the topics people actually search for, with sources and without hype. Information, not medical advice.
Categories
Peptides
Research peptides, GLP-1 drugs and relatives: what they are, the evidence, the legal status.
Vitamins and Supplements
Vitamins, minerals and common supplements: what they do, who needs them, what the evidence says.
Longevity
The science of ageing, biological age, sleep, exercise and longevity interventions.
Basics
Terms, how to read a study, levels of evidence: the foundation for everything else.
Featured guides
NMN vs NR
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Vitamin D
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What is biological age and how is it measured?
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Semaglutide
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BPC-157
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Omega-3
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Start here
New to the topic? Read these first.
How to read a study
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Vitamin D
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What are peptides? A starter guide
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What is biological age and how is it measured?
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Recently added
View allHow to read a study
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Magnesium
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NMN vs NR
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Vitamin D
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BPC-157 vs TB-500
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Zone 2 training
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How we work
- SourcedEvery claim links to a study or an official source.
- No hypeNo "miracles". When the evidence is weak, we say so.
- DatedEvery page shows its date and is updated when needed.