# 22EXO Laboratories

> Premium research peptide manufacturer based in Jessup, Pennsylvania. HPLC & mass spectrometry verified compounds with purities exceeding 98%. All products are for research and laboratory use only.

22EXO Laboratories manufactures and supplies 14+ research-grade peptides across 7 categories: Healing & Recovery, Growth Hormone, Longevity & Cellular, Sexual Health, Peptide Blends, Research Supplies, Apparel. Every product ships with a Certificate of Analysis (COA) and is verified through High-Performance Liquid Chromatography (HPLC) and mass spectrometry.

## Products

- [BPC-157 5mg](https://www.22exo.com/product/bpc-157-5mg): The gold-standard cytoprotective pentadecapeptide — 15 amino acids isolated from human gastric juice, studied across 100
- [BPC-157 10mg](https://www.22exo.com/product/bpc-157-10mg): BPC-157 in the high-dose 10mg research format — ideal for extended protocols and dose-response studies, with the same ≥9
- [Thymosin Beta-4 (TB-500) 5mg](https://www.22exo.com/product/tb-500-5mg): Synthetic Thymosin Beta-4 — the 43-amino acid actin-sequestering peptide naturally elevated after injury, providing syst
- [CJC-1295 NO DAC (Mod GRF 1-29) 5mg](https://www.22exo.com/product/cjc-1295-no-dac-mod-grf-5mg): Mod GRF 1-29 — the tetra-substituted GHRH analogue that produces discrete physiological GH pulses without the sustained 
- [IGF-1 LR3 0.1mg](https://www.22exo.com/product/igf-1-lr3-0-1mg): The most potent IGF-1 analogue — 13-fold IGFBP resistance extends half-life to 20–30 hours, providing sustained muscle s
- [NAD+ 500mg](https://www.22exo.com/product/nad-plus-500mg): The cellular energy currency coenzyme — NAD+ levels decline 50% with aging, impairing sirtuins, DNA repair, and mitochon
- [PT-141 10mg](https://www.22exo.com/product/pt-141-10mg): Synthetic cyclic heptapeptide and selective MC3R/MC4R melanocortin receptor agonist (INN: Bremelanotide). A reference co
- [Melanotan II 10mg](https://www.22exo.com/product/melanotan-ii-10mg): Broad-spectrum cyclic melanocortin receptor agonist with activity across MC1R–MC5R. The parent scaffold from which the m
- [BPC-157 + TB-500 Blend (5mg/5mg)](https://www.22exo.com/product/bpc-157-tb-500-blend-5mg): The premier tissue repair combination — 5mg BPC-157 provides localized cytoprotective signaling while 5mg TB-500 deliver
- [CJC-1295 NO DAC + Ipamorelin Blend (5mg/5mg)](https://www.22exo.com/product/cjc-1295-no-dac-ipamorelin-5mg): The definitive GH secretagogue combination — CJC-1295 NO DAC loads GH granules via GHRHR while Ipamorelin triggers relea
- [CJC-1295 NO DAC + Ipamorelin Blend (10mg/10mg)](https://www.22exo.com/product/cjc-1295-no-dac-ipamorelin-10mg): High-dose CJC-1295 NO DAC + Ipamorelin blend — 10mg/10mg for extended protocols and dose-response studies, with the same
- [Bacteriostatic Water 30mL](https://www.22exo.com/product/bacteriostatic-water-30ml): Sterile 30 mL multi-dose vial of USP-grade bacteriostatic water (0.9% benzyl alcohol) — the standard diluent for reconst
- [22EXO Snapback Cap — Black](https://www.22exo.com/product/22exo-snapback-cap): Black flat-brim snapback with embroidered 22EXO wordmark. One size fits most.
- [22EXO Peptides Tee — Stone](https://www.22exo.com/product/22exo-peptides-tee): Stone-white unisex cotton tee with bold 22EXO PEPTIDES wordmark. Sized true for men, slightly oversized on women.

## Research Articles

- [BPC-157 vs. TB-500: What the Research Actually Shows About Each Peptide](https://www.22exo.com/blog/bpc-157-vs-tb-500-research-comparison): BPC-157 and TB-500 are frequently compared and often stacked — but their mechanisms are genuinely di
- [CJC-1295 With vs. Without DAC: Pharmacokinetics, Half-Life, and What Matters for Research](https://www.22exo.com/blog/cjc-1295-dac-vs-no-dac-pharmacokinetics): CJC-1295 with DAC has a half-life of 5.8–8.1 days; the no-DAC version clears in 20–30 minutes. A dat
- [How to Evaluate Peptide Purity: HPLC Reports, Mass Spec, and Red Flags to Watch For](https://www.22exo.com/blog/peptide-purity-hplc-testing-guide): Reading a peptide certificate of analysis competently requires understanding what HPLC purity actual
- [The CJC-1295 + Ipamorelin Stack: Research Rationale and Synergy Data](https://www.22exo.com/blog/cjc-1295-ipamorelin-stack-research): CJC-1295 and Ipamorelin target different receptor systems — GHRH receptors and GHS-R1a respectively 
- [Peptide Reconstitution and Handling: A Researcher's Guide to Not Ruining Expensive Compounds](https://www.22exo.com/blog/peptide-reconstitution-handling-guide): Peptide reconstitution done wrong can degrade a significant fraction of your compound before any exp
- [Research Peptide Dosing Protocols: What Published Studies Actually Used](https://www.22exo.com/blog/research-peptide-dosing-protocols): A breakdown of the actual doses used in published BPC-157, CJC-1295, ipamorelin, AOD-9604, and Epith
- [Healing Peptide Blends: BPC-157 + TB-500 + GHK-Cu — Why Researchers Combine Them](https://www.22exo.com/blog/healing-peptide-blends-bpc157-tb500-ghkcu): BPC-157, TB-500, and GHK-Cu each target different phases of the tissue repair cascade. A research-ba
- [How BPC-157 Actually Works: The Nitric Oxide, VEGF, and Growth Factor Story](https://www.22exo.com/blog/how-bpc-157-works-mechanism): A mechanistic deep dive into how BPC-157 works: nitric oxide modulation via Src-Cav-1-eNOS, VEGFR2-d
- [Epithalon and Telomere Research: What Khavinson's Studies Actually Found](https://www.22exo.com/blog/epithalon-telomere-research-khavinson): What Khavinson's telomerase findings, the Anisimov lifespan study, and recent cell line research act
- [MOTS-c: The Mitochondrial Peptide That Acts Like an Exercise Pill](https://www.22exo.com/blog/mots-c-mitochondrial-exercise-peptide): MOTS-c is a mitochondrial-encoded peptide that rises during exercise and activates AMPK — doubling r
- [Thymosin Alpha-1 and Immune Modulation: From Hepatitis Treatment to Broader Applications](https://www.22exo.com/blog/thymosin-alpha-1-immune-modulation): Thymosin alpha-1 is approved in over 35 countries for hepatitis treatment and carries one of the mos
- [AOD 9604 Research: What 900 Clinical Trial Participants Taught Us About This GH Fragment](https://www.22exo.com/blog/aod-9604-clinical-trial-research): AOD 9604 went through multiple human clinical trials enrolling 900+ participants before Metabolic Ph
- [PT-141 (Bremelanotide): From NASA Sunscreen Accident to FDA-Approved Sexual Health Peptide](https://www.22exo.com/blog/pt-141-bremelanotide-research-history): PT-141 (bremelanotide) began with an accidental self-injection at the University of Arizona and ende
- [Semax: The Russian Nootropic Peptide That Western Science Is Finally Noticing](https://www.22exo.com/blog/semax-nootropic-peptide-research): Semax has been clinically approved in Russia for over 30 years for stroke and cognitive disorders, y
- [Peptides 101: What They Are, How They Differ From Proteins, and Why Researchers Care](https://www.22exo.com/blog/peptides-101-beginners-guide): Peptides are short chains of amino acids, but that simple definition conceals a world of complexity 
- [The Science of Recovery: How Your Body Heals Tendons, Ligaments, and Muscle — And What Peptides May Add](https://www.22exo.com/blog/recovery-science-peptides): Tendons and ligaments heal slowly — and often incompletely. Here's the biology behind why, and what 
- [Growth Hormone Secretagogues Explained: The Researcher's Guide to GHRH and GHRP Peptides](https://www.22exo.com/blog/gh-secretagogues-guide): GHRH analogs like CJC-1295 and ghrelin mimetics like Ipamorelin work through distinct pathways to st
- [Longevity Peptides: What Does the Research Say About NAD+, Epithalon, and Glutathione?](https://www.22exo.com/blog/longevity-peptides-nad-epithalon-glutathione): NAD+ depletion, telomere shortening, and oxidative stress are three of the most studied mechanisms i
- [Sleep, Circadian Rhythm, and Peptides: DSIP and the Neuroscience of Deep Rest](https://www.22exo.com/blog/dsip-sleep-peptide-research): DSIP — delta sleep-inducing peptide — was isolated from rabbits in 1977 and doesn't work like any se
- [Biohacking and Peptide Research: How the Consumer Science Community Is Driving Discovery](https://www.22exo.com/blog/biohacking-peptide-research-culture): The biohacker and citizen science community isn't waiting for clinical trials. Here's how consumer d
- [GHK-Cu: The Copper Peptide That Reorganizes Itself in Aging Skin](https://www.22exo.com/blog/ghk-cu-skin-tissue-research-pickart): GHK is a tripeptide that copper finds. The Pickart lab spent four decades showing what happens when 
- [IGF-1 vs IGF-1 LR3: Why the Modified Version Lasts Twelve Times Longer](https://www.22exo.com/blog/igf-1-lr3-vs-native-igf-1-research): IGF-1 LR3 was engineered to escape the binding proteins that suppress native IGF-1 in serum. The mod
- [Kisspeptin-10: The Peptide That Started Puberty in Mice With No Receptor](https://www.22exo.com/blog/kisspeptin-10-hypothalamic-research-overview): In 2003 two groups simultaneously showed that loss of the GPR54 receptor blocked puberty in mice and
- [NAD+, NMN, NR: What's Actually Different When You Pick a Precursor](https://www.22exo.com/blog/nad-research-vs-nmn-nr-precursors): All three names show up on supplement bottles and in research papers, often interchangeably. They ar
- [BPC-157 and the Gut: What the Pliva Croatian Trials Actually Tested](https://www.22exo.com/blog/bpc-157-gut-research-pliva-trials): Before BPC-157 became a peptide-research mainstay, it spent two decades in pharmaceutical developmen
- [Thymosin Beta-4 and the Actin Pool: What TB-500 Actually Does at the Cellular Level](https://www.22exo.com/blog/tb-500-thymosin-beta-4-actin-research): TB-500 is a fragment of thymosin beta-4, a 43-residue protein whose primary cellular role is sequest
- [Semax: The ACTH Fragment That Russian Pharmacology Built a Cognitive Drug Around](https://www.22exo.com/blog/semax-cognitive-bdnf-research-russian-pharmacology): Semax is approved as a cognitive drug in Russia. It is a 7-amino-acid fragment of ACTH(4-10) with a 
- [PT-141 / Bremelanotide: From the Tan-Sex Sunscreen to FDA Approval and Back](https://www.22exo.com/blog/pt-141-bremelanotide-fda-approval-research-history): PT-141 has one of the more unusual development histories in peptide pharmacology. It started as a me
- [Why BPC-157, TB-500, and GHK-Cu Get Stacked Together: The Mechanism Map](https://www.22exo.com/blog/ghk-cu-blend-rationale-bpc-tb-stack-research): Three peptides, three different cellular processes, one tissue-repair logic. The combination has bec
- [How to Reconstitute Peptides: Step-by-Step Lab Protocol](https://www.22exo.com/blog/how-to-reconstitute-peptides-lab-protocol): Lyophilized peptides arrive as dry powder or cake. Research-chemical reconstitution requires the rig
- [Bacteriostatic Water for Peptides: Sourcing and Sterility](https://www.22exo.com/blog/bacteriostatic-water-for-peptides-guide): Bacteriostatic water is sterile water plus 0.9% benzyl alcohol. That additive makes it safe for mult
- [Are Research Peptides Legal in the U.S.? RUO and FDA](https://www.22exo.com/blog/are-research-peptides-legal-usa): Research peptides occupy a defined but frequently misunderstood legal category in the U.S. The answe
- [Peptides Near Me: Where Research Labs Source Peptides in Major U.S. Metros](https://www.22exo.com/blog/peptides-near-me-research-supply): When a lab technician types 'peptides near me,' they are almost certainly asking the wrong question.
- [Polypeptide vs Peptide vs Protein: Definitions, Sizes, and Why It Matters](https://www.22exo.com/blog/polypeptide-vs-peptide-vs-protein): The terms peptide, polypeptide, and protein are used interchangeably in casual conversation and inco
- [Melanotan-II: The Arizona Sun-Defense Project That Became a Research Compound](https://www.22exo.com/blog/melanotan-ii-research-history-arizona-mt2): Melanotan-II started in a 1980s University of Arizona lab trying to prevent melanoma by inducing tan
- [Sermorelin: The First 29 Amino Acids of GHRH That Became a Research Tool](https://www.22exo.com/blog/sermorelin-ghrh-research-29-amino-acid): Sermorelin is GHRH(1-29), the truncated active fragment of growth hormone releasing hormone. The fra
- [Tesamorelin: The Stabilized GHRH Analog Approved for HIV-Associated Lipodystrophy](https://www.22exo.com/blog/tesamorelin-egrifta-hiv-lipodystrophy-research): Tesamorelin (Egrifta) is a stabilized GHRH analog with a single trans-3-hexenoyl modification at the
- [Oxytocin: The First Peptide Hormone Sequenced and the Research Record That Followed](https://www.22exo.com/blog/oxytocin-research-hypothalamus-vincent-du-vigneaud): Vincent du Vigneaud sequenced oxytocin in 1953 and won the Nobel Prize for it two years later. Seven
- [GHRP-6 Research Overview: Mechanism, GHS-R Pathway, and What Studies Show](https://www.22exo.com/blog/ghrp-6-research-overview-mechanism-studies): GHRP-6 is a synthetic hexapeptide and GHS-R1a agonist. A research overview of its receptor pharmacol
- [How to Source GHRP-6: Purity, COA, HPLC, and Red Flags](https://www.22exo.com/blog/how-to-source-ghrp-6-purity-coa-guide): Sourcing research-grade GHRP-6 means reading a batch-specific COA, an HPLC purity trace, an MS ident

## Key Pages

- [Shop All Peptides](https://www.22exo.com/shop): Browse our full catalog of 14 research peptides
- [About 22EXO](https://www.22exo.com/about): Our story, team, and manufacturing process
- [Peptide Quiz](https://www.22exo.com/quiz): Find the right peptide for your research goals
- [Research Blog](https://www.22exo.com/blog): 40 peer-reviewed research articles
- [Knowledge Base](https://www.22exo.com/knowledge-base): Storage guides, dosing protocols, FAQ
- [Wholesale Program](https://www.22exo.com/wholesale/login): Volume pricing for labs and distributors

## Company Info

- Location: Jessup, Pennsylvania, USA
- Purity Standard: ≥98% minimum, HPLC verified
- Shipping: Free over $200, USA-based fulfillment
- Contact: support@22exo.com

## Optional

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