Research Library
Research Library
Compound deep dives, comparison articles, mechanism explainers, category guides, and research peptide reference pages from OSYRIS Health.
GUIDE
Complete Guide to Research Peptides
The OSYRIS master guide to peptide research, quality standards, category mapping, evidence levels, and the deeper pages that explain every major mechanism in the catalog.
Recovery
BPC-157 — A Complete Research Overview
Comprehensive overview of BPC-157 research. Tissue repair, GI cytoprotection, vascular, and neurological studies. PubMed citations. Plain-language summary.
Metabolic
Tirzepatide in Metabolic Research — Understanding Dual GIP/GLP-1 Agonism
Deep dive into tirzepatide-class dual receptor agonism research. GIP and GLP-1 pathways, clinical trial data, comparison with semaglutide. PubMed cited.
Longevity
NAD+ and Cellular Aging — What the Research Shows
What published research says about NAD+ in aging biology. Sirtuin activation, DNA repair, mitochondrial function. PubMed citations. Plain-language summary.
Cognitive
Semax — Neurotrophic Peptide Research From ACTH to BDNF
Deep dive into Semax neurotrophic peptide research. BDNF upregulation, neuroprotection, gene expression. Four decades of published data. PubMed cited.
Aesthetics
GHK-Cu — How a Three-Amino-Acid Copper Complex Modulates 4,000 Genes
Comprehensive GHK-Cu copper peptide research overview. Gene expression, collagen synthesis, wound healing, antioxidant. PubMed citations.
Recovery
TB500 — From Thymus to Tissue Repair
TB500 (Thymosin Beta-4 fragment) research overview. Actin biology, cell migration, cardiac repair, wound healing. PubMed citations.
Longevity
Epithalon — Telomerase, Telomeres, and the Clock of Aging
Epithalon telomerase research overview. Telomere biology, Khavinson's studies, melatonin, aging models. Evidence assessment with PubMed citations.
Cognitive
Selank — The Anxiolytic Peptide That Came From the Immune System
Selank anxiolytic peptide research overview. Tuftsin-derived GABA modulation, serotonin effects, immune biology. PubMed cited.
Metabolic
AOD-9604 — Isolating the Fat-Burning Fragment of Growth Hormone
AOD-9604 growth hormone fragment research overview. Lipolysis, anti-lipogenesis, cartilage research, metabolic safety. PubMed cited.
Metabolic
GLP-3 (R) — The Triple Agonist Frontier
Retatrutide-class triple agonism research. GIP + GLP-1 + glucagon receptor activation. Phase 2 data, hepatic fat, energy expenditure. PubMed cited.
Growth Hormone
Ipamorelin — The Selective Growth Hormone Secretagogue
Ipamorelin selective GHRP research. Ghrelin receptor pharmacology, pulsatile GH, body composition, bone density. PubMed cited.
Hormonal
PT-141 — Melanocortin Signaling and the Central Nervous System
PT-141 (bremelanotide) melanocortin receptor research. MC3R/MC4R, CNS mechanism, energy homeostasis. PubMed citations.
Immune
Thymosin Alpha 1 — The Immune Peptide With Clinical Proof
Thymosin Alpha 1 immune peptide research. T-cell maturation, dendritic cells, viral immunity. Approved in 35+ countries. PubMed cited.
Immune
KPV — A Tripeptide That Silences Inflammation
KPV anti-inflammatory tripeptide research. NF-κB inhibition, mucosal immunity, skin inflammation. Receptor-independent mechanism. PubMed cited.
Longevity
MOTS-C — The Mitochondrial Exercise Mimetic
MOTS-C mitochondrial-derived peptide research. AMPK activation, exercise physiology, metabolic aging. Discovered 2015. PubMed cited.
Recovery
BPC-157 vs TB-500 — Two Paths to Tissue Repair
BPC-157 vs TB-500 compared: mechanisms, research applications, key studies. Growth factors vs actin dynamics. Which compound for which protocol?
Metabolic
Tirzepatide vs Semaglutide — Single vs Dual Incretin Agonism
Tirzepatide vs semaglutide compared: GIP/GLP-1 dual agonism vs GLP-1 single agonism. Clinical trial data, mechanisms, and research implications.
Cognitive
Semax vs Selank — Two Russian Nootropics, Two Different Brains
Semax vs Selank compared: neurotrophic vs anxiolytic mechanisms. BDNF upregulation vs GABA modulation. Same lab, different parent molecules.
Longevity
NAD+ vs NMN — Direct Coenzyme or Precursor?
NAD+ vs NMN compared for aging research. Direct supplementation vs precursor strategy. Bioavailability, evidence, and research implications.
Metabolic
GLP-1 vs GLP-2 vs GLP-3 — The Incretin Agonist Progression
Complete comparison of single (semaglutide), dual (tirzepatide), and triple (retatrutide) incretin agonists. Receptors, data, research applications.
Recovery
Recovery Peptides — Research Mechanisms and Compound Guide
Complete guide to recovery and tissue repair peptides. BPC-157, TB500, blends compared. Mechanisms, research applications, how to choose.
Longevity
Longevity Peptides — Targeting the Hallmarks of Aging
Complete guide to longevity and cellular health compounds. Telomeres, sirtuins, mitochondria, methylation. Hallmarks of aging framework.
Cognitive
Cognitive Peptides — Neurotrophic, Anxiolytic, and Sleep Research
Complete guide to cognitive and neurological research peptides. Neurotrophic factors, GABA modulation, sleep architecture. Mechanisms compared.
Metabolic
Metabolic Peptides — Incretin Agonism, Fat Metabolism, and Exercise Mimetics
Complete guide to metabolic research compounds. Incretin agonists, lipolysis, AMPK, exercise mimetics. Single/dual/triple agonism compared.
Aesthetics
Aesthetics Peptides — Skin Biology, Collagen, and Pigmentation Research
Complete guide to aesthetics and skin biology research compounds. Collagen synthesis, melanogenesis, gene expression, antioxidant defense.
Immune
Immune Peptides — From Anti-Inflammation to Adaptive Immunity
Complete guide to immune and host defense peptides. NF-κB inhibition, T-cell maturation, neuroimmunology. Clinical evidence assessed.
Growth Hormone
Growth Hormone Peptides — The Somatotropic Axis Research Toolkit
Complete guide to GH axis research. GHRH analogs, GHRPs, IGF-1, GH fragments. Selectivity, synergy, pulsatile release. Every node mapped.
Hormonal
Hormonal Peptides — Melanocortin Signaling and Beyond
Guide to sexual and hormonal health research peptides. Melanocortin receptors, CNS mechanisms, MC4R biology. Current catalog and pipeline.
Roundup
Best Peptides for Tissue Repair Research
A category-wide comparison of the main compounds used in tissue repair research, from single compounds to multi-mechanism stacks.
Roundup
Best Peptides for Anti-Aging Research
A longevity research roundup mapping major OSYRIS compounds to the hallmarks of aging rather than treating anti-aging as one question.
Roundup
Best Cognitive Peptides for Research
A cognitive roundup comparing Semax, Selank, DSIP, and adjacent compounds by neuroplasticity, stress regulation, and sleep-linked research fit.
Roundup
Best Peptides for Weight and Metabolism Research
A metabolic roundup comparing incretin agonists, direct lipolysis compounds, and exercise-mimetic tools by protocol fit rather than buzzwords.
Roundup
Best Peptides for Skin Biology Research
A skin-biology roundup mapping dermal remodeling, oxidative balance, pigmentation, and neuromuscular signaling to the most relevant compounds.
Roundup
Best Peptides for Immune Research
An immune-roundup mapping adaptive immunity, inflammation control, and neuroimmune signaling to the strongest compounds in the OSYRIS catalog.
Roundup
Best Growth Hormone Secretagogues for Research
A GH-axis roundup comparing GHRH analogs, GHRPs, combined secretagogues, and downstream growth-factor tools by research goal.
Roundup
Best Peptides for Inflammation Research
A cross-category roundup comparing the main peptides used in inflammation research by pathway and intervention level.
Comparison
CJC-1295 vs Sermorelin vs Tesamorelin — GHRH Analogs Compared
A three-way comparison of the main GHRH analog strategies: native-like reference, stabilized analog, and longer-acting modification logic.
Comparison
GLOW vs KLOW — Choosing the Right Stack
A stack-to-stack comparison focused on when GLOW is enough, when KLOW adds value, and when neither stack is the cleanest protocol choice.
Comparison
NAD+ vs Epithalon — Different Clocks of Aging
A comparison of NAD+ and Epithalon as two different ways of framing longevity research: energy maintenance versus telomere maintenance.
Comparison
Cagrilinitide vs GLP-1 Agonists — Amylin vs Incretin
A mechanism-first comparison of amylin signaling and GLP-driven incretin signaling in metabolic peptide research.
Comparison
PT-141 vs Melanotan 2 — Selectivity Across the Melanocortin System
A melanocortin comparison explaining why PT-141 and Melanotan 2 belong to the same family but fit different research questions.
Stack Guide
The Science Behind Multi-Compound Research Stacks
A methodology-heavy research guide explaining when peptide stacks make sense, how to test them, and when single-compound designs are the better science.
Stack Guide
Choosing Between OSYRIS Stacks
A stack-selection guide that compares all major OSYRIS stacks by category, complexity, and the question each one is built to answer.
Cognitive
DSIP — The Brain's Own Sleep Architect
DSIP research overview covering sleep architecture, neuroendocrine modulation, HPA-axis effects, and stress adaptation. PubMed cited.
Metabolic
Cagrilinitide — The Amylin Approach to Appetite Research
Cagrilinitide research overview covering amylin receptor biology, appetite signaling, meal size regulation, and the CagriSema program.
Aesthetics
Glutathione — The Master Antioxidant in Every Cell
Glutathione research overview covering antioxidant defense, redox biology, detoxification pathways, pigmentation research, and aging.
Aesthetics
Melanotan 2 — Melanocortin Receptor Pharmacology and Pigmentation Biology
Melanotan 2 research overview covering melanocortin receptor pharmacology, pigmentation biology, and melanogenesis signaling.
Immune
VIP — The Neuropeptide That Bridges Neural and Immune Biology
VIP research overview covering VPAC receptors, neuroimmune signaling, inflammation control, circadian biology, and neuroprotection.
Growth Hormone
Sermorelin — The Original GHRH Analog
Sermorelin research overview covering GHRH receptor signaling, pituitary function, pulsatile GH release, and clinical diagnostic history.
Growth Hormone
Tesamorelin — The Stabilized GHRH With Clinical Proof
Tesamorelin research overview covering stabilized GHRH signaling, DPP-IV resistance, visceral fat data, and liver-fat research.
Growth Hormone
IGF1-LR3 — The Downstream Effector With Enhanced Bioavailability
IGF1-LR3 research overview covering reduced IGFBP binding, cell-culture use, IGF-1 receptor signaling, and downstream GH-axis biology.
Longevity
Epithalon vs MOTS-C — Two Approaches to Aging Biology
Epithalon vs MOTS-C compared: telomere biology versus mitochondrial signaling, aging hallmarks, evidence differences, and protocol fit.
Growth Hormone
Tesamorelin vs Sermorelin — Modified vs Unmodified GHRH
Tesamorelin vs Sermorelin compared: stabilized versus unmodified GHRH signaling, DPP-IV resistance, pulse duration, and clinical context.
Metabolic
AOD-9604 vs GLP-1 Agonists — Two Philosophies of Fat Metabolism
AOD-9604 vs GLP-1 agonists compared: direct adipose signaling versus appetite and incretin pathways, evidence quality, and research fit.
Growth Hormone
Ipamorelin vs GHRP-6 — Why Selectivity Matters
Ipamorelin vs GHRP-6 compared: selective versus non-selective GH secretagogue signaling, hormonal confounders, and appetite effects.
Immune
Thymosin Alpha 1 vs TB500 — Resolving the Name Confusion
Thymosin Alpha 1 vs TB500 compared: immune modulation versus tissue repair, naming confusion, mechanisms, and category fit.
Aesthetics
Glutathione vs GHK-Cu — Antioxidant vs Gene Expression in Skin Biology
Glutathione vs GHK-Cu compared: antioxidant defense versus regenerative gene expression in skin and aesthetics research.
Recovery
Understanding Growth Factor Signaling in Tissue Repair
A plain-language explainer on EGF, VEGF, FGF, receptor tyrosine kinases, and why growth factor signaling matters in repair-focused peptide research.
Longevity
Understanding Telomerase and Telomere Biology
A plain-language explainer on telomeres, telomerase, senescence, and why telomere biology is central to aging research.
Metabolic
Understanding the AMPK Pathway
A plain-language explainer on AMPK, exercise-like signaling, autophagy, and why metabolic researchers care about this master energy sensor.
Hormonal
Understanding the Melanocortin System
A plain-language explainer on melanocortin receptors, α-MSH signaling, appetite circuits, and how PT-141, Melanotan 2, and KPV fit into the system.
Cognitive
Understanding GABAergic Neurotransmission
A plain-language explainer on inhibitory neurotransmission, GABA-A receptor biology, and why Selank is mechanistically different from classic sedatives.
Immune
Understanding NF-κB and Inflammatory Signaling
A plain-language explainer on NF-κB, inflammatory gene activation, and why this pathway is central to KPV and immune-regulation research.
Growth Hormone
Understanding the Somatotropic Axis
A plain-language explainer on the somatotropic axis, pulsatile growth hormone release, and how GHRH, GHRPs, IGF-1, and secretagogues fit together.
Metabolic
Understanding Incretin Receptor Biology
A plain-language explainer on incretin receptors, glucose-dependent signaling, and how GLP-1, GIP, and glucagon components shape metabolic research.
