The Peptide Library.

A working reference of the peptides we prescribe and research. Each entry includes mechanism, evidence base, regulatory status, and typical use cases.

A

PeptidePrimary UseCategoryStatusAt The Tide
Abaloparatide
Tymlos
PTHrP analog for osteoporosis.BoneFDA ApprovedOut of ScopeRead
Acetyl tetrapeptide-3
Capixyl component
Hair follicle peptide for hair density.SkinCosmeticOut of ScopeRead
Angiotensin II
Giapreza
Vasopressor for septic shock; ICU use only.CardiovascularFDA ApprovedOut of ScopeRead
AOD-9604
Growth hormone fragment 177–191
Targeted lipolysis without GH-like side effects in preclinical models.MetabolicCompoundedPrescribedRead
Argireline
Acetyl hexapeptide-8
Topical muscle-relaxing cosmetic peptide.SkinCosmeticOut of ScopeRead
Atrial natriuretic peptide
ANP · Carperitide
Cardiac peptide hormone; heart failure research.CardiovascularResearch OnlyReferenceRead
Aviptadil
RLF-100 · Zyesami
VIP analog for pulmonary conditions; emergency COVID research.CardiovascularResearch OnlyReferenceRead

B

PeptidePrimary UseCategoryStatusAt The Tide
Bimatoprost
Latisse
Prostaglandin analog for eyelash growth.SkinFDA ApprovedOut of ScopeRead
Bortezomib
Velcade
Proteasome inhibitor for multiple myeloma.OncologyFDA ApprovedOut of ScopeRead
BPC-157
Body Protective Compound · PL 14736
A 15-amino-acid peptide with strong preclinical evidence for soft-tissue and gut repair.RecoveryCompoundedPrescribedRead
Bremelanotide
PT-141 · Vyleesi
Central melanocortin pathway for sexual desire.Sexual HealthFDA ApprovedPrescribedRead

C

PeptidePrimary UseCategoryStatusAt The Tide
Cagrilintide
AM833
Long-acting amylin analog; combined with semaglutide in trials.MetabolicResearch OnlyReferenceRead
Calcitonin salmon
Miacalcin · Fortical
Salmon calcitonin for osteoporosis and Paget disease.BoneFDA ApprovedOut of ScopeRead
Cathelicidins
LL-37 family
Antimicrobial peptide class.AntimicrobialResearch OnlyReferenceRead
Cenderitide
CD-NP
Designer natriuretic peptide; heart failure research.CardiovascularResearch OnlyReferenceRead
Cerebrolysin
Neurotrophic peptide mix
Cognitive and neurological recovery; case-by-case indication.CognitiveCompoundedPrescribedRead
Cetrorelix
Cetrotide
GnRH antagonist for IVF protocols.HormonalFDA ApprovedOut of ScopeRead
CJC-1295
Modified GRF 1-29 (no DAC)
Pulsatile GH release when paired with ipamorelin.PerformanceCompoundedPrescribedRead
CJC-1295 with DAC
CJC-1295 DAC
Long-acting GHRH analog with extended half-life.PerformanceCompoundedReferenceRead
Colistimethate
Coly-Mycin
Polypeptide antibiotic for multidrug-resistant gram-negative infections.AntimicrobialFDA ApprovedOut of ScopeRead
Copper tripeptide-1
GHK-Cu (cosmetic form)
Topical formulation of GHK-Cu for cosmetic use.SkinCosmeticReferenceRead
Corticotropin
H.P. Acthar Gel · ACTH
Adrenocorticotropic hormone for infantile spasms and MS relapse.HormonalFDA ApprovedOut of ScopeRead

D

PeptidePrimary UseCategoryStatusAt The Tide
Dalbavancin
Dalvance
Long-acting lipoglycopeptide for skin infections.AntimicrobialFDA ApprovedOut of ScopeRead
Daptomycin
Cubicin
Cyclic lipopeptide antibiotic for gram-positive infections.AntimicrobialFDA ApprovedOut of ScopeRead
Defensins
Alpha/beta defensins
Endogenous antimicrobial peptides; research category.AntimicrobialResearch OnlyReferenceRead
Degarelix
Firmagon
GnRH antagonist for prostate cancer.OncologyFDA ApprovedOut of ScopeRead
Desmopressin
DDAVP · Stimate
Synthetic vasopressin analog for diabetes insipidus and bleeding disorders.HormonalFDA ApprovedOut of ScopeRead
Dihexa
PNB-0408
Angiotensin IV analog; preclinical cognitive data.CognitiveResearch OnlyReferenceRead
DSIP
Delta sleep-inducing peptide
Sleep architecture and HPA-axis modulation.SleepCompoundedPrescribedRead
Dulaglutide
Trulicity
Once-weekly GLP-1 agonist for type 2 diabetes.MetabolicFDA ApprovedReferenceRead

E

PeptidePrimary UseCategoryStatusAt The Tide
Enfuvirtide
Fuzeon
HIV fusion inhibitor.AntimicrobialFDA ApprovedOut of ScopeRead
Epitalon
Epithalon · pineal tetrapeptide
Telomerase modulation in preclinical studies; longevity protocols.LongevityCompoundedOut of ScopeRead
Exenatide
Byetta · Bydureon
GLP-1 agonist for type 2 diabetes management.MetabolicFDA ApprovedReferenceRead

F

PeptidePrimary UseCategoryStatusAt The Tide
FOXO4-DRI
Senolytic peptide
Senolytic peptide; senescent cell clearance research.LongevityResearch OnlyReferenceRead

G

PeptidePrimary UseCategoryStatusAt The Tide
Ganirelix
Ganirelix acetate
GnRH antagonist for controlled ovarian stimulation.HormonalFDA ApprovedOut of ScopeRead
GHK-Cu
Copper tripeptide-1
Collagen synthesis, wound healing, dermatologic use.SkinCompoundedPrescribedRead
GHRP-2
Pralmorelin
Growth hormone releasing peptide; strong GH spike.PerformanceCompoundedReferenceRead
GHRP-6
Hexapeptide-2
Growth hormone releasing peptide; appetite stimulation.PerformanceCompoundedReferenceRead
Glucagon
GlucaGen · Baqsimi · Gvoke
Pancreatic peptide hormone for severe hypoglycemia.MetabolicFDA ApprovedOut of ScopeRead
Gonadorelin
GnRH · Factrel
Synthetic GnRH for fertility workup and hormone support.HormonalFDA ApprovedPrescribedRead
Goserelin
Zoladex
GnRH agonist depot implant for prostate and breast cancer.OncologyFDA ApprovedOut of ScopeRead

H

PeptidePrimary UseCategoryStatusAt The Tide
HCG
Human chorionic gonadotropin
Peptide hormone for fertility and male hormone support.HormonalFDA ApprovedPrescribedRead
Hexarelin
Examorelin
Potent GHRP; cortisol risk limits long-term use.PerformanceCompoundedReferenceRead
HGH Fragment 176-191
AOD variant
GH fragment targeting fat metabolism.MetabolicCompoundedReferenceRead
Histrelin
Vantas · Supprelin LA
GnRH agonist implant for central precocious puberty and prostate cancer.OncologyFDA ApprovedOut of ScopeRead
Humanin
Mitochondrial-derived peptide
Cytoprotective mitochondrial peptide; longevity research.LongevityResearch OnlyReferenceRead

I

PeptidePrimary UseCategoryStatusAt The Tide
Insulin aspart
Novolog · Fiasp
Rapid-acting insulin analog for diabetes.MetabolicFDA ApprovedOut of ScopeRead
Insulin degludec
Tresiba
Ultra-long-acting basal insulin for diabetes.MetabolicFDA ApprovedOut of ScopeRead
Insulin glargine
Lantus · Basaglar
Long-acting basal insulin for diabetes.MetabolicFDA ApprovedOut of ScopeRead
Insulin lispro
Humalog · Admelog
Rapid-acting insulin analog for diabetes.MetabolicFDA ApprovedOut of ScopeRead
Ipamorelin
Selective GHRP
Selective GH release without cortisol or prolactin elevation.PerformanceCompoundedPrescribedRead

K

PeptidePrimary UseCategoryStatusAt The Tide
Kisspeptin
KP-10 · Kisspeptin-54
Upstream HPG axis signaling; fertility and libido research.HormonalCompoundedPrescribedRead
KPV
Lysine-proline-valine tripeptide
Anti-inflammatory tripeptide; gut and skin applications.RecoveryCompoundedPrescribedRead

L

PeptidePrimary UseCategoryStatusAt The Tide
Lactoferrin peptides
Lactoferricin fragments
Antimicrobial and immunomodulatory peptide fragments.ImmuneResearch OnlyReferenceRead
Lanreotide
Somatuline Depot
Long-acting somatostatin analog for acromegaly and NETs.HormonalFDA ApprovedOut of ScopeRead
Leuprolide
Lupron · Eligard
GnRH agonist for prostate cancer, endometriosis, and IVF.OncologyFDA ApprovedOut of ScopeRead
Linaclotide
Linzess
Guanylate cyclase-C agonist for IBS-C and chronic constipation.GIFDA ApprovedOut of ScopeRead
Liraglutide
Victoza · Saxenda
Daily GLP-1 agonist for type 2 diabetes and obesity.MetabolicFDA ApprovedReferenceRead
Lixisenatide
Adlyxin
Once-daily GLP-1 agonist for type 2 diabetes.MetabolicFDA ApprovedReferenceRead
LL-37
Cathelicidin
Antimicrobial peptide; chronic infection-focused protocols.AntimicrobialCompoundedPrescribedRead
Lutetium Lu 177 dotatate
Lutathera
Radiolabeled somatostatin analog for gastroenteropancreatic NETs.OncologyFDA ApprovedOut of ScopeRead

M

PeptidePrimary UseCategoryStatusAt The Tide
Macimorelin
Macrilen
Oral ghrelin agonist for GH deficiency diagnosis.HormonalFDA ApprovedOut of ScopeRead
Matrixyl
Palmitoyl pentapeptide-4
Topical collagen-stimulating cosmetic peptide.SkinCosmeticOut of ScopeRead
Mazdutide
LY3305677 · IBI362
Dual GLP-1/glucagon agonist; phase 3 trials.MetabolicResearch OnlyReferenceRead
Melanotan I
Afamelanotide · Scenesse
Melanocortin analog approved for erythropoietic protoporphyria.SkinFDA ApprovedOut of ScopeRead
Melanotan II
MT-II
Melanocortin agonist for pigmentation and libido; significant safety concerns.SkinResearch OnlyReferenceRead
MK-677
Ibutamoren
Oral ghrelin receptor agonist; sustained GH/IGF-1 elevation.PerformanceResearch OnlyReferenceRead
MOTS-c
Mitochondrial-derived peptide
Metabolic regulation, insulin sensitivity, mitochondrial function.MetabolicCompoundedPrescribedRead

N

PeptidePrimary UseCategoryStatusAt The Tide
N-Acetyl Selank Amidate
NA-Selank-Amidate
Stabilized Selank analog with longer duration.CognitiveResearch OnlyReferenceRead
N-Acetyl Semax Amidate
NA-Semax-Amidate
Stabilized Semax analog with longer duration.CognitiveResearch OnlyReferenceRead
Nafarelin
Synarel
Nasal GnRH agonist for endometriosis and precocious puberty.HormonalFDA ApprovedOut of ScopeRead
Nesiritide
Natrecor
Recombinant BNP for acute decompensated heart failure.CardiovascularFDA ApprovedOut of ScopeRead
Noopept
GVS-111
Dipeptide nootropic; technically a peptide derivative.CognitiveResearch OnlyReferenceRead

O

PeptidePrimary UseCategoryStatusAt The Tide
Octreotide
Sandostatin
Somatostatin analog for acromegaly, carcinoid, and VIPoma.HormonalFDA ApprovedOut of ScopeRead
Oritavancin
Orbactiv · Kimyrsa
Single-dose lipoglycopeptide for skin infections.AntimicrobialFDA ApprovedOut of ScopeRead
Oxytocin
Pitocin · Syntocinon
Posterior pituitary hormone with effects on social bonding, intimacy, and labor.HormonalFDA ApprovedPrescribedRead

P

PeptidePrimary UseCategoryStatusAt The Tide
Palmitoyl tetrapeptide-7
PAL-GQPR
Anti-inflammatory cosmetic peptide.SkinCosmeticOut of ScopeRead
Palmitoyl tripeptide-1
PAL-GHK
Cosmetic collagen-stimulating peptide.SkinCosmeticOut of ScopeRead
Pasireotide
Signifor · Signifor LAR
Somatostatin analog for Cushing disease and acromegaly.HormonalFDA ApprovedOut of ScopeRead
PDRN
Polydeoxyribonucleotide
Salmon DNA fragments; tissue repair and regeneration.RecoveryCompoundedPrescribedRead
PEG-MGF
Pegylated mechano growth factor
Muscle repair peptide; preclinical recovery evidence.RecoveryResearch OnlyReferenceRead
Pentosan polysulfate
Elmiron
Semi-synthetic polysulfated polysaccharide for interstitial cystitis.GIFDA ApprovedOut of ScopeRead
Plecanatide
Trulance
Guanylate cyclase-C agonist for chronic constipation.GIFDA ApprovedOut of ScopeRead
Pramlintide
Symlin
Amylin analog for glycemic control in insulin-dependent diabetes.MetabolicFDA ApprovedOut of ScopeRead

R

PeptidePrimary UseCategoryStatusAt The Tide
Retatrutide
LY3437943
Triple GLP-1/GIP/glucagon agonist; late-stage trials.MetabolicResearch OnlyReferenceRead

S

PeptidePrimary UseCategoryStatusAt The Tide
Selank
TP-7 heptapeptide
Anxiolytic effects via tuftsin-related mechanism.CognitiveCompoundedPrescribedRead
Semaglutide
Ozempic · Wegovy · Rybelsus
GLP-1 receptor agonist for metabolic disease and weight management.MetabolicFDA ApprovedPrescribedRead
Semax
ACTH 4-10 analog
Nootropic peptide; cognitive enhancement research.CognitiveCompoundedPrescribedRead
Sermorelin
GRF 1-29
Endogenous GH support with a long clinical use history.PerformanceCompoundedPrescribedRead
Setmelanotide
Imcivree
MC4R agonist for rare genetic obesity.MetabolicFDA ApprovedOut of ScopeRead
SS-20
Mitochondrial peptide
Mitochondria-targeting peptide; preclinical research.LongevityResearch OnlyReferenceRead
SS-31
Elamipretide · Bendavia
Mitochondria-targeting peptide; cardiovascular and metabolic research.LongevityResearch OnlyReferenceRead

T

PeptidePrimary UseCategoryStatusAt The Tide
TA1 (alternate naming)
Thymosin alpha-1 alternate designation
Same molecule as Thymosin alpha-1; alternate naming.ImmuneCompoundedReferenceRead
TB-500
Thymosin Beta-4 fragment
Cell migration, angiogenesis, and soft-tissue repair.RecoveryCompoundedPrescribedRead
Teduglutide
Gattex · Revestive
GLP-2 analog for short bowel syndrome.GIFDA ApprovedOut of ScopeRead
Teriparatide
Forteo · Bonsity
Recombinant PTH 1-34 for severe osteoporosis.BoneFDA ApprovedOut of ScopeRead
Terlipressin
Terlivaz
Vasopressin analog for hepatorenal syndrome.CardiovascularFDA ApprovedOut of ScopeRead
Tesamorelin
Egrifta
GHRH analog approved for HIV-associated lipodystrophy.MetabolicFDA ApprovedPrescribedRead
Thymosin alpha-1
Zadaxin
T-cell modulation; approved internationally for chronic viral and immune conditions.ImmuneCompoundedPrescribedRead
Thymosin beta-4
Tβ4 (full-length)
Full-length thymosin beta-4 molecule for tissue regeneration.RecoveryCompoundedPrescribedRead
Thymulin
FTS-Zn
Thymic peptide; immune modulation research.ImmuneResearch OnlyReferenceRead
Tirzepatide
Mounjaro · Zepbound
Dual GIP/GLP-1 agonist; next-generation metabolic therapy.MetabolicFDA ApprovedPrescribedRead
Triptorelin
Trelstar
GnRH agonist for prostate cancer.OncologyFDA ApprovedOut of ScopeRead

V

PeptidePrimary UseCategoryStatusAt The Tide
Vancomycin
Vancocin
Glycopeptide antibiotic for gram-positive infections including MRSA.AntimicrobialFDA ApprovedOut of ScopeRead
Vasopressin
Pitressin · Vasostrict
Posterior pituitary hormone; vasopressor and diabetes insipidus.CardiovascularFDA ApprovedOut of ScopeRead

Z

PeptidePrimary UseCategoryStatusAt The Tide
Ziconotide
Prialt
Synthetic ω-conotoxin; intrathecal analgesic for chronic pain.PainFDA ApprovedOut of ScopeRead
A note on this library

This library lists peptides we prescribe or research. Some peptides seen elsewhere online are omitted deliberately — either the human evidence is too thin to prescribe responsibly, or the regulatory pathway does not permit it.

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