Khan Academy
Introduction to proteins and amino acids
The building blocks every peptide is made from, explained from scratch.
Free science education
Watch on YouTubeVETUD / Videos
Peptides and science, explained.
43 selected videos, grouped by topic. Learn the biology, hear clinical and research discussions, and practise reading the evidence. Each profile and article has a connected selection. Opening a video loads it from YouTube.
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Khan Academy
Peptide bond formation
How amino acids link up into chains, which is all a peptide really is.
Free science education
Watch on YouTubeDoctor Mike
Exposing the truth about peptides
A practicing doctor looks at the peptide trend and separates the evidence from the hype.
Mikhail Varshavski, DO, family medicine physician
Watch on YouTubeDoctor Mike
Are peptides even legal?
The legal gray zone many popular peptides are sold in.
Mikhail Varshavski, DO, family medicine physician
Watch on YouTubeKhan Academy
Apoptosis: programmed cell death
What programmed cell death means, how it differs from injury, and why it matters in biology.
Cell-biology education
Watch on YouTubeWeight-loss medicines
Nick Norwitz
The science behind Ozempic and other GLP-1 medications
How GLP-1 medicines work in the gut and brain, in clear language.
Nick Norwitz, MD, PhD
Watch on YouTubePeter Attia MD
Pros and cons of GLP-1 weight-loss drugs
Two doctors weigh the benefits against the downsides, including muscle loss and cost.
Peter Attia, MD, with diabetes researcher Ralph DeFronzo, MD
Watch on YouTubeDoctor Mike
Does everyone need Ozempic?
Who these medicines are really for, and who they aren’t.
Mikhail Varshavski, DO, family medicine physician
Watch on YouTubeDr Brad Stanfield
Retatrutide weight-loss truth
A GP reads the retatrutide trial data and what it does and doesn’t show.
Brad Stanfield, MBChB, general practitioner
Watch on YouTubeOhio State Wexner Medical Center
What is a GLP-1 agonist, and how does it work?
A hospital explainer of GLP-1 signalling, appetite and blood-sugar regulation.
Allison L. Rhodes, MD · obesity medicine
Watch on YouTubeOhio State Wexner Medical Center
Avoiding weight regain after GLP-1 medication
Clinical context for weight maintenance after GLP-1 treatment. It does not test CBL-514 or other experimental add-ons.
University hospital patient education
Watch on YouTubeOhio State Wexner Medical Center
Ozempic, Mounjaro, Wegovy and Zepbound: which is which?
How the brand names relate to semaglutide and tirzepatide and their prescribed uses. Older recordings may not cover later indications or formulations.
Allison L. Rhodes, MD · obesity medicine
Watch on YouTubeDr Brad Stanfield
Retatrutide: interpreting the newer trial results
A physician reviews retatrutide results. Read the linked trial reports for the population, follow-up and analysis used.
Brad Stanfield, MBChB · general practitioner
Watch on YouTubeDr Kidd
CagriSema: semaglutide plus cagrilintide
An explanation of the combination and earlier study findings. Later head-to-head results are linked in our article.
Dr Kidd · medical education channel
Watch on YouTubePopular peptides: the evidence
Dr Brad Stanfield
Should you take BPC-157 peptides?
What the research on BPC-157 actually contains, study by study.
Brad Stanfield, MBChB, general practitioner
Watch on YouTubePain Specialists Australia
BPC-157 for pain: what the evidence actually says
Two pain specialists weigh the evidence and the risks of BPC-157, TB-500, ARA-290, MOTS-c and GHK-Cu, including contamination of products sold online.
Dr Nick Christelis and Dr Bradley Lewinsohn, specialist pain medicine physicians (FFPMANZCA)
Watch on YouTubeDr Brad Stanfield
Did the FDA just approve BPC-157?
Why the 2026 FDA news is not an approval.
Brad Stanfield, MBChB, general practitioner
Watch on YouTubeAndrew Huberman
Peptide and hormone therapies for health, performance and longevity
A long-form conversation about the peptides doctors are being asked about, from GLP-1s to BPC-157.
Andrew Huberman, PhD, with physician Craig Koniver, MD
Watch on YouTubeSkin & tanning
Dr Dray
Melanotan II: the truth about the viral “Barbie drug”
A dermatologist on why tanning injections worry skin doctors.
Andrea Suarez, MD, dermatologist
Watch on YouTubeDr. Aleksandra Brown
Dermatologist rates copper peptide serums
What copper peptides (GHK-Cu) can and can’t do in skin care.
Aleksandra Brown, DO, FAAD, dermatologist
Watch on YouTubeTED-Ed
Why do some people go bald?
An animated explanation of hair growth and hair loss, providing context for reading hair-research claims.
Lesson by Sarthak Sinha · hair-follicle biology
Watch on YouTubeAgeing & energy
Progress, Potential, and Possibilities
NAD coenzymes, metabolic stress and new interventions
A leading NAD scientist on what the molecule does and what boosting it might achieve.
Interview with Charles Brenner, PhD, NAD researcher at City of Hope
Watch on YouTubeKhan Academy
Mitochondria: structure and cellular energy
A foundation for reading mitochondrial research. It does not demonstrate a benefit from any experimental compound.
Biology education
Watch on YouTubeTED
The science of cells that never get old
The discovery and biology of telomeres. This is not a trial of epitalon or any anti-ageing product.
Elizabeth Blackburn, PhD · Nobel laureate in telomere research
Watch on YouTubeHistory
Nature
The discovery of insulin
How a peptide hormone became the medicine that changed diabetes forever.
The journal Nature
Watch on YouTubeOfficial FDA meetings
U.S. Food and Drug Administration
FDA peptide compounding meeting: July 23, 2026
Full meeting covering BPC-157, KPV, TB-500 and MOTS-c. Advisory discussion is not drug approval.
Official FDA advisory committee recording
Watch on YouTubeU.S. Food and Drug Administration
FDA peptide compounding meeting: July 24, 2026
Full meeting covering DSIP (emideltide), Semax and Epitalon. Advisory discussion is not drug approval.
Official FDA advisory committee recording
Watch on YouTubeU.S. Food and Drug Administration
FDA compounding meeting: ipamorelin and kisspeptin-10
Full advisory meeting covering ipamorelin and kisspeptin-10 among other substances. This is a historical regulatory discussion, not an approval.
Official FDA recording · October 29, 2024
Watch on YouTubeU.S. Food and Drug Administration
FDA compounding meeting: CJC-1295, AOD-9604 and thymosin alpha-1
The original discussion of these substances and proposed uses. Committee advice is separate from a final regulatory decision.
Official FDA recording · December 4, 2024
Watch on YouTubeHormones & prescription medicines
Osmosis from Elsevier
Knowledge Shot: Oxytocin
An introduction to oxytocin signalling, childbirth, breastfeeding and social biology.
Medical science education publisher
Watch on YouTubeThe Children's Hospital of Philadelphia
Treating hyperinsulinism with medicine
Clinicians discuss diazoxide and octreotide in childhood hyperinsulinism. This is a specific clinical setting, not every use of octreotide.
Specialist hospital education
Watch on YouTubeRoyal Osteoporosis Society
Teriparatide: patient questions and nurse education
A patient and nurse discuss prescribed teriparatide. The information concerns licensed medicines, not laboratory research materials.
Osteoporosis charity · Bone Matters series
Watch on YouTubeAmerican Association of Clinical Endocrinology
Patient guide to growth hormone deficiency
An overview of growth hormone deficiency and specialist care. It does not establish anti-ageing benefits or benefits of growth-hormone-releasing research peptides.
Professional endocrinology association
Watch on YouTubeNinja Nerd
Endocrinology: growth hormone
A detailed lesson on growth hormone physiology and its signalling pathways.
Medical physiology education
Watch on YouTubekhanacademymedicine
The hypothalamus and pituitary gland
How the hypothalamus and pituitary coordinate hormone release, including growth and reproductive hormones.
Khan Academy · endocrine physiology
Watch on YouTubeBrain signalling
khanacademymedicine
Types of neurotransmitters
The roles of signalling molecules such as GABA, glutamate and peptide neurotransmitters.
Khan Academy · nervous-system physiology
Watch on YouTubeSexual health & fertility research
Rena Malik, M.D.
Bremelanotide (PT-141) and sexual desire
A clinician explains bremelanotide and sexual-health research. Approved indications and investigational uses should be distinguished.
Rena Malik, MD · urologist
Watch on YouTubeImperial College London
Kisspeptin and sexual and emotional brain processing
Researchers describe an exploratory kisspeptin study. Brain responses in a study are different from an established treatment benefit.
University research team · Professor Waljit Dhillo
Watch on YouTubeImmune-system biology
Khan Academy
Phagocytes and innate immunity
How part of the immune system responds to threats and contributes to inflammation.
Immune-system biology education
Watch on YouTubeUnderstanding clinical research
National Institute of Mental Health
What is clinical research?
Why studies in people are needed and what clinical research is designed to establish.
NIMH · US National Institutes of Health
Watch on YouTubeNational Institute of Mental Health
Clinical research: risks and benefits
Why an experimental treatment can involve uncertainty even when its scientific rationale sounds promising.
NIMH · US National Institutes of Health
Watch on YouTubeNational Institute of Mental Health
Different types of clinical research
An introduction to the different questions and designs used in studies involving people.
NIMH · US National Institutes of Health
Watch on YouTubeNational Institute of Mental Health
What is informed consent?
How research participants receive information about a study before deciding whether to take part.
NIMH · US National Institutes of Health
Watch on YouTube