Resources
Standalone answers to the questions that sit around the curriculum - regulation, how to read the research, and the ones that cut across more than one classroom.
- What does ex vivo mean and how does it differ from in vitro and in vivo? - Ex vivo refers to experiments conducted on tissues or organs outside the living organism, differing from in vitro and in vivo methods.
- What actually goes wrong: contamination, sterility and peptide vials - The most common harm from a research peptide has nothing to do with the compound itself - it comes from what else ends up in the vial, and from the fact that nobody has checked.
- What is the placebo effect and its importance in wellness research - The placebo effect is a phenomenon where individuals experience real changes in their health after receiving a treatment with no therapeutic value, highlighting the power of belief and expectation in wellness research.
- Why nobody can give you a peptide dose - Search any research peptide and you will find a confident dosage range. For most of them there is no human trial behind that number - and for several, no completed human trial exists at all.
- Spotting pseudoscience in longevity and biohacking content - Identifying pseudoscience in longevity and biohacking content involves critically evaluating the evidence, understanding scientific mechanisms, and recognising common red flags.
- How important is study sample size for meaningful results? - Study sample size is crucial for ensuring reliable and generalisable results.
- Systematic review vs meta-analysis: understanding the difference - Systematic reviews summarise research on a topic, while meta-analyses statistically combine data from multiple studies.
- What does statistically significant mean in health studies? - Statistical significance in health studies indicates that the results are unlikely to have occurred by chance, suggesting a real effect or association.
- In vitro vs in vivo studies: understanding the differences - In vitro studies are conducted outside a living organism, while in vivo studies occur within a living organism.
- Why most animal study results never repeat in humans - Most animal results fail in humans because rodents differ in metabolism, lifespan and physiology, are genetically uniform, and get doses no human meets. Animal work shows what to test next, not what works.
- Are peptides legal in the UK? The regulatory picture, explained - There is no single answer, because peptide is a chemistry word rather than a legal category. UK law treats each substance according to what it is, how it is presented and what it does.
- Sauna and cold plunge together: what the evidence says about contrast therapy - Contrast therapy alternates heat and cold in one session, and while the practice is old and popular, the controlled human evidence for combining them is thin, with sequencing mattering most around strength training.
- How we grade evidence at Vivera Education - Every compound guide on this site carries one of four evidence grades describing how far human research has actually gone, and none of them says anything about whether something is approved, safe or legal.
- What peer review means in health research - Peer review in health research is a process where experts evaluate a study's quality before publication.
- What does "research use only" actually mean? - Research use only means a product has not been assessed or approved as a medicine for human use. It describes regulatory status, not quality, purity or safety, and gives buyers no assurance.
- Why two studies on the same compound reach opposite conclusions - Two studies disagree because of sample size, chance, differing populations, different outcome measures and selective publication - not because one team lied. Conflict is normal, and knowing why tells you which result to trust.
Glossary - 50 plain-English definitions.
Educational content only. Not medical advice, diagnosis or treatment. Always consult a qualified healthcare professional before changing your health regimen.