Compare Peptide Therapy Clinics by Compound and Pharmacy

BPC-157, Ipamorelin, Sermorelin and PT-141 share a category, not an evidence base. Vial takes them one compound at a time: what the law allows, which pharmacy makes it, and whether a physician is meaningfully involved.

Reviewed by the Vial editorial team·July 2026

The category

Peptides are not one treatment

The peptide market blurs several very different things together.

There are established prescription drugs. There are compounds prepared by licensed compounding pharmacies. And there are research chemicals sold online with disclaimers saying they are not for human use.

The names can look identical. The oversight is not.

That is why the right place to start is not with the clinic. It is with the compound.

What are you researching, and what is its actual regulatory status?

The compounds

Start with the compound, then compare providers

Most people arrive here with a name already in mind.

Maybe it is BPC-157 for an injury. Ipamorelin for sleep or body composition. PT-141 for sexual health. The harder questions come next: Is there credible human evidence? Can a clinician legally prescribe it? Which pharmacy makes it? Is the product coming from a pharmacy at all?

Vial breaks those questions down one compound at a time, then shows which providers offer it.

RecoveryPreclinical

BPC-157

A synthetic 15-amino-acid peptide derived from human gastric juice proteins, BPC-157 (Body Protection Compound-157) demonstrates cytoprotective and regenerative properties in preclinical studies. Research in animal models suggests it may accelerate healing of tendons, ligaments, muscle, and gastrointestinal tissue through mechanisms involving angiogenesis, growth factor modulation, and nitric oxide pathway regulation. While extensively studied in rodent injury models, human clinical trial data remains limited, and the compound is not currently approved for therapeutic use by major regulatory agencies.

RUO→

PeptideClinical Trials

CJC-1295

A synthetic analog of growth hormone-releasing hormone (GHRH), this 30-amino acid peptide is modified with a drug affinity complex (DAC) that extends its half-life by binding to serum albumin. It stimulates pulsatile growth hormone secretion from the anterior pituitary by activating GHRH receptors. The compound has been investigated in clinical research for growth hormone deficiency and conditions associated with impaired GH/IGF-1 axis function.

Restricted→

PeptideClinical Trials

Ipamorelin

A synthetic pentapeptide growth hormone secretagogue, ipamorelin selectively stimulates pituitary release of growth hormone by mimicking ghrelin and binding to the growth hormone secretagogue receptor (GHS-R). Unlike earlier secretagogues, it demonstrates high selectivity for GH release with minimal effect on cortisol, prolactin, or appetite-regulating hormones. Research applications have focused on its potential use in growth hormone deficiency, age-related muscle loss, and bone metabolism studies.

Legal Compounded→

PeptideClinical Trials

Sermorelin

A synthetic analog of growth hormone-releasing hormone (GHRH), this 29-amino acid peptide stimulates the pituitary gland to produce and secrete endogenous growth hormone through binding to GHRH receptors. It functions by mimicking the N-terminal bioactive portion of native GHRH, promoting pulsatile GH release while preserving the body's natural feedback mechanisms. Primary applications include diagnostic testing of pituitary function and therapeutic use in growth hormone deficiency.

Legally Compoundable→

RecoveryPreclinical

TB-500

A synthetic peptide fragment derived from Thymosin Beta-4, this compound functions as an actin-sequestering protein that promotes cell migration, angiogenesis, and tissue repair. Its mechanism involves upregulating cell-building proteins and reducing inflammation at injury sites. Research applications have focused primarily on wound healing, cardiac tissue repair following ischemic injury, and musculoskeletal recovery in preclinical models.

RUO→

PeptideFDA Approved

PT-141

A synthetic cyclic heptapeptide melanocortin receptor agonist, bremelanotide (PT-141) acts primarily on MC4 receptors in the central nervous system to modulate sexual arousal pathways. The compound increases sexual desire through direct neurological mechanisms rather than peripheral vascular effects. Its primary clinical application is the treatment of hypoactive sexual desire disorder in premenopausal women.

FDA Approved→

RecoveryObservational

GHK-Cu

A naturally occurring copper-binding tripeptide found in human plasma, GHK-Cu (glycyl-L-histidyl-L-lysine copper complex) functions as a signaling molecule that modulates gene expression related to tissue remodeling, collagen synthesis, and wound healing. Research demonstrates its capacity to stimulate fibroblast activity, promote angiogenesis, and exhibit anti-inflammatory and antioxidant properties. Primary applications include dermatological research for wound repair and skin aging, with emerging investigation into its potential roles in tissue regeneration and fibrosis modulation.

Legal Compounded→

MetabolicPreclinical

MOTS-c

A mitochondrial-derived peptide encoded by the 12S rRNA gene, MOTS-c functions as a signaling molecule that regulates metabolic homeostasis by activating AMPK and influencing glucose uptake, insulin sensitivity, and fatty acid oxidation. This peptide has demonstrated effects on cellular metabolism and exercise mimetic properties in preclinical studies. Current research focuses on its potential applications in metabolic dysfunction, age-related decline, and insulin resistance.

RUO→

Compare two peptides side by side Browse all compounds

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Questions

Frequently asked questions

Are peptides legal?

Some are. Some are not. Some sit in a shifting middle. Certain peptide drugs are FDA-approved. Others may be prescribed and compounded under specific circumstances. Many popular compounds are sold as research chemicals despite not being approved for human use. The rules also move. FDA policy, shortage conditions and compounding restrictions can change what pharmacies are willing or legally able to prepare.

What is the difference between research chemicals and prescribed peptides?

A research chemical is sold for laboratory use. It is not supposed to be injected or taken as medicine. A prescribed peptide comes through a licensed clinician and a licensed pharmacy. That structure adds a prescription, pharmacy controls and some level of accountability. The compound name may be the same. The supply chain may be completely different.

How do I check a peptide provider's pharmacy?

Ask for the pharmacy's name before you pay. Then verify its state license, accreditation and enforcement history. Look for recalls, FDA warning letters or disciplinary actions where available. A provider that will not disclose the pharmacy is asking you to accept a supply chain you cannot see.

Which peptides are commonly offered?

BPC-157 and TB-500 are widely marketed for injury recovery. CJC-1295 and Ipamorelin are commonly sold for sleep, recovery and body composition. Sermorelin appears in growth-hormone protocols. PT-141 is generally offered for sexual health. Popularity is not proof. Evidence, FDA status and lawful compounding availability vary widely across these compounds, and marketing often moves faster than regulation.

What does a legitimate peptide protocol look like?

A clinician reviews your history, explains why the compound is being recommended and writes a prescription when appropriate. The provider names the pharmacy. The label identifies the compound and dose. There is a plan for follow-up, side effects and stopping treatment. That does not settle every question about effectiveness or long-term effects. It does establish who is accountable. The pressure point now is economic as much as medical: large drugmakers want tighter control, regulators want fewer harmful products in circulation, and independent pharmacies are fighting to preserve a lawful role in personalized medicine. Where that line gets drawn will decide which peptides remain available, and who gets to sell them.

Peptides providers scored by Vial

Sorted by Vial Score. Showing 10 of 253 providers. See all peptide providers →

Marek Health

LifeForce

Male Excel

Mint Med

Hone Health

AgelessRx

Ro (Roman Health)

Aspire Health

Refills

NRG Clinic

All peptide providers

The Vial Score reflects what Vial can verify from public federal and state records, provider disclosures, and accreditation databases. A high rating is not an endorsement, and Vial's verification is not a clinical recommendation. Scores are not a substitute for evaluating whether a specific protocol is appropriate for you. Last updated July 2026. How Vial scores providers →

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