Where the catalog organizes peptides by mechanism, these guides organize them by what they’re studied for — the indication or use case. Each area covers the underlying biology, the peptide classes involved, and links to every matching catalog entry.
Mechanisms, comparisons, clinical evidence, synthesis, certificates of analysis — citation-backed answers grounded in PubMed, PubChem, and ClinicalTrials.gov.
Incretin and metabolic peptides studied for glycemic control and fat loss.
Read guideRegenerative peptides studied for soft-tissue, tendon, and vascular repair.
Read guideNootropic and neurotrophic peptides studied for cognition and recovery.
Read guideRegulatory peptides studied for anxiolysis and stress-axis modulation.
Read guidePeptides studied for sleep architecture and circadian regulation.
Read guidePeptides studied across the aging axis — senescence, NAD+, and resilience.
Read guideSecretagogues studied for GH release, IGF-1, and body composition.
Read guidePeptides studied for skin aging, pigmentation, and hair follicle biology.
Read guidePeptides studied across the HPG axis and CNS sexual-response pathways.
Read guideThymic and host-defense peptides studied for immune modulation.
Read guideMitochondria-targeted peptides studied for bioenergetics and cardiolipin.
Read guideShort, tissue-specific peptides proposed to regulate gene expression — the Khavinson series.
Read guideHow hormone sequences are turned into pure, stable, manufacturable synthetic drugs.
Read guidePut the science to work — interactive utilities that run right here.
Ask in plain language — citation-backed answers from PubMed, PubChem & trials.
Build a peptide residue by residue with live chemistry, challenges & XP.
Sequence properties — pI, ε280, net charge & synthesis-difficulty flags.
Paste a certificate of analysis; grade its transparency and spot red flags.
Dose, dilution and syringe-unit math for reconstituting a vial.
Verified peptide monographs plus a live PubChem compound lookup.
See which peptides are in active human trials — live intelligence from ClinicalTrials.gov.
Research use only. These guides are educational references, not medical advice, dosing protocols, or offers for sale. Independent validation required for any experimental use.