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Last updated: May 27, 2026Reviewed by: Peptide Reports Editorial Team

Directory

Peptide library

A technical index of peptide and peptide-adjacent reports covering molecular identity, research class, evidence level, published references, and plain-language mechanism notes.

How to read the peptide library

Each entry below identifies the compound by its technical class, molecular sequence or identity status, and current evidence level. That matters because the word “peptide” is often used loosely online. Some entries are true amino-acid chains, some are modified analogs, some are blends or fragments, and some are related compounds or solvents that appear in peptide discussions but are not peptide sequences themselves.

The individual report pages expand on the mechanism being claimed, what the science is trying to measure, whether the evidence comes from approved-medication use, human clinical studies, animal or cell studies, or limited/formulation-dependent data, and which references support the discussion. Calculator tools are included as measurement appendices, but the primary purpose of the library is peptide identification and evidence review.

Educational reference only. These pages explain terminology, molecular identity, mechanisms, evidence levels, and arithmetic. They do not provide medical advice, treatment protocols, or personal-use dosing recommendations.

Peptide technical index

Adipotide

Technical class: general peptide science.

CAS number: 859216-15-2

Evidence level: Animal or preclinical studies.

Read Adipotide report

AICAR

Technical class: cell energy, mitochondria, and healthy-aging science.

CAS number: 3031-94-5

Evidence level: Human clinical studies.

Read AICAR report

ARA-290

Technical class: general peptide science.

CAS number: 1208243-50-8

Evidence level: Limited evidence.

Read ARA-290 report

BPC-157

Technical class: healing, inflammation, and tissue-repair science.

CAS number: 137525-51-0

Evidence level: Human clinical studies.

Read BPC-157 report

Cagrilintide

Technical class: metabolism, appetite, blood sugar, and body-weight science.

CAS number: 1415456-99-3

Evidence level: Human clinical studies.

Read Cagrilintide report

Cerebrolysin

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: Not verified

Evidence level: Limited evidence.

Read Cerebrolysin report

Cetrorelix

Technical class: hormones, signaling, and reproductive-health science.

CAS number: 120287-85-6

Evidence level: Approved medication.

Read Cetrorelix report

CJC-1295

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: 446262-90-4

Evidence level: Human clinical studies.

Read CJC-1295 report

CJC-1295 DAC

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: 446262-90-4

Evidence level: Human clinical studies.

Read CJC-1295 DAC report

Degarelix

Technical class: hormones, signaling, and reproductive-health science.

CAS number: 214766-78-6

Evidence level: Approved medication.

Read Degarelix report

DSIP

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: 62568-57-4

Evidence level: Limited evidence.

Read DSIP report

Epithalon

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: 307297-39-8

Evidence level: Limited evidence.

Read Epithalon report

FOX04-DRI

Technical class: general peptide science.

CAS number: Not verified

Evidence level: Animal or preclinical studies.

Read FOX04-DRI report

Hexarelin

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: 140703-51-1

Evidence level: Human clinical studies.

Read Hexarelin report

IGF-1 LR3

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: Not verified

Evidence level: Limited evidence.

Read IGF-1 LR3 report

Ipamorelin

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: 170851-70-4

Evidence level: Human clinical studies.

Read Ipamorelin report

Kisspeptin-10

Technical class: hormones, signaling, and reproductive-health science.

CAS number: 374675-21-5

Evidence level: Limited evidence.

Read Kisspeptin-10 report

MOTS-c

Technical class: cell energy, mitochondria, and healthy-aging science.

CAS number: 1627580-64-6

Evidence level: Human clinical studies.

Read MOTS-c report

NAD+

Technical class: cell energy, mitochondria, and healthy-aging science.

CAS number: 53-84-9

Evidence level: Human clinical studies.

Read NAD+ report

P21

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: Not verified

Evidence level: Limited evidence.

Read P21 report

PTD-DBM

Technical class: general peptide science.

CAS number: 1609454-11-6

Evidence level: Limited evidence.

Read PTD-DBM report

Sermorelin

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: 86168-78-7

Evidence level: Human clinical studies.

Read Sermorelin report

Selank

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: 129954-34-3

Evidence level: Limited evidence.

Read Selank report

Semax

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: 80714-61-0

Evidence level: Limited evidence.

Read Semax report

TB-500

Technical class: healing, inflammation, and tissue-repair science.

CAS number: 885340-08-9

Evidence level: Animal or preclinical studies.

Read TB-500 report

Tesamorelin

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: 218949-48-5

Evidence level: Approved medication.

Read Tesamorelin report

Thymosin Alpha-1

Technical class: immune system, organ health, and regulatory peptide science.

CAS number: 62304-98-7

Evidence level: Human clinical studies.

Read Thymosin Alpha-1 report

Thymosin Beta-4

Technical class: healing, inflammation, and tissue-repair science.

CAS number: Not verified

Evidence level: Animal or preclinical studies.

Read Thymosin Beta-4 report

Tirzepatide

Technical class: metabolism, appetite, blood sugar, and body-weight science.

CAS number: 2023788-19-2

Evidence level: Approved medication.

Read Tirzepatide report

GHK-Cu

Technical class: skin, hair, appearance, and cosmetic peptide science.

CAS number: Not verified

Evidence level: Human clinical studies.

Read GHK-Cu report

AOD 9604

Technical class: general peptide science.

CAS number: 221231-10-3

Evidence level: Human clinical studies.

Read AOD 9604 report

Retatrutide

Technical class: metabolism, appetite, blood sugar, and body-weight science.

CAS number: Not verified

Evidence level: Human clinical studies.

Read Retatrutide report

Sermorelin Acetate

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: 86168-78-7

Evidence level: Human clinical studies.

Read Sermorelin Acetate report

BPC + TB

Technical class: healing, inflammation, and tissue-repair science.

CAS number: BPC-157: 137525-51-0; TB-500: 885340-08-9

Evidence level: Animal or preclinical studies.

Read BPC + TB report

5-amino-1MQ

Technical class: cell energy, mitochondria, and healthy-aging science.

CAS number: Not verified

Evidence level: Limited evidence.

Read 5-amino-1MQ report

PT-141

Technical class: hormones, signaling, and reproductive-health science.

CAS number: 189691-06-3

Evidence level: Human clinical studies.

Read PT-141 report

KPV

Technical class: healing, inflammation, and tissue-repair science.

CAS number: 88768-11-0

Evidence level: Limited evidence.

Read KPV report

LL-37

Technical class: healing, inflammation, and tissue-repair science.

CAS number: 154947-66-7

Evidence level: Limited evidence.

Read LL-37 report

SS-31

Technical class: cell energy, mitochondria, and healthy-aging science.

CAS number: 736992-21-5

Evidence level: Human clinical studies.

Read SS-31 report

Semaglutide

Technical class: metabolism, appetite, blood sugar, and body-weight science.

CAS number: 910463-68-2

Evidence level: Approved medication.

Read Semaglutide report

SNAP-8

Technical class: skin, hair, appearance, and cosmetic peptide science.

CAS number: 868844-74-0

Evidence level: Limited or formulation-dependent evidence.

Read SNAP-8 report

Pinealon

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: 175175-23-2

Evidence level: Limited evidence.

Read Pinealon report

L carnitine

Technical class: cell energy, mitochondria, and healthy-aging science.

CAS number: 541-15-1

Evidence level: Limited evidence.

Read L carnitine report

LC216

Technical class: cell energy, mitochondria, and healthy-aging science.

CAS number: Not verified

Evidence level: Limited evidence.

Read LC216 report

Mazdutide

Technical class: metabolism, appetite, blood sugar, and body-weight science.

CAS number: 2259884-03-0

Evidence level: Human clinical studies.

Read Mazdutide report

Melatonin

Technical class: general peptide science.

CAS number: 73-31-4

Evidence level: Limited evidence.

Read Melatonin report

MT-1

Technical class: general peptide science.

CAS number: Not verified

Evidence level: Limited evidence.

Read MT-1 report

MT-2 (Melanotan 2 Acetate)

Technical class: general peptide science.

CAS number: Not verified

Evidence level: Limited evidence.

Read MT-2 (Melanotan 2 Acetate) report

Oxytocin

Technical class: hormones, signaling, and reproductive-health science.

CAS number: 50-56-6

Evidence level: Approved medication.

Read Oxytocin report

Oxytocin Acetate

Technical class: hormones, signaling, and reproductive-health science.

CAS number: 50-56-6

Evidence level: Approved medication.

Read Oxytocin Acetate report

PEG MGF

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: Not verified

Evidence level: Limited evidence.

Read PEG MGF report

Slu-PP-332

Technical class: general peptide science.

CAS number: 303760-60-3

Evidence level: Limited evidence.

Read Slu-PP-332 report

Survodutide

Technical class: metabolism, appetite, blood sugar, and body-weight science.

CAS number: 2805997-46-8

Evidence level: Human clinical studies.

Read Survodutide report

VIP

Technical class: hormones, signaling, and reproductive-health science.

CAS number: Not verified

Evidence level: Limited evidence.

Read VIP report

Abaloparatide

Technical class: general peptide science.

CAS number: 247062-33-5

Evidence level: Approved medication.

Read Abaloparatide report

ACE-031

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: Not verified

Evidence level: Animal or preclinical studies.

Read ACE-031 report

AHK-Cu

Technical class: skin, hair, appearance, and cosmetic peptide science.

CAS number: 682809-81-0

Evidence level: Limited or formulation-dependent evidence.

Read AHK-Cu report

Alprostadil

Technical class: hormones, signaling, and reproductive-health science.

CAS number: 745-65-3

Evidence level: Approved medication.

Read Alprostadil report

Acetic Acid Water 0.6%

Technical class: general peptide science.

CAS number: Not verified

Evidence level: Limited evidence.

Read Acetic Acid Water 0.6% report

B12

Technical class: cell energy, mitochondria, and healthy-aging science.

CAS number: Not verified

Evidence level: Limited evidence.

Read B12 report

BAC Water

Technical class: general peptide science.

CAS number: 7732-18-5

Evidence level: Limited evidence.

Read BAC Water report

Benzyl Alcohol 0.9%

Technical class: general peptide science.

CAS number: 100-51-6

Evidence level: Limited evidence.

Read Benzyl Alcohol 0.9% report

Botulinum Toxin (Botox)

Technical class: skin, hair, appearance, and cosmetic peptide science.

CAS number: Not verified

Evidence level: Approved medication.

Read Botulinum Toxin (Botox) report

BPC 10mg/TB-500 (17-23) Fragment

Technical class: healing, inflammation, and tissue-repair science.

CAS number: BPC-157: 137525-51-0; TB-500: 885340-08-9

Evidence level: Limited evidence.

Read BPC 10mg/TB-500 (17-23) Fragment report

BPC 30mg/TB4

Technical class: healing, inflammation, and tissue-repair science.

CAS number: BPC-157: 137525-51-0; Thymosin beta-4: not verified

Evidence level: Limited evidence.

Read BPC 30mg/TB4 report

Bronchogen

Technical class: immune system, organ health, and regulatory peptide science.

CAS number: Not verified

Evidence level: Limited or formulation-dependent evidence.

Read Bronchogen report

Cardiogen

Technical class: immune system, organ health, and regulatory peptide science.

CAS number: Not verified

Evidence level: Limited or formulation-dependent evidence.

Read Cardiogen report

Cartalax

Technical class: immune system, organ health, and regulatory peptide science.

CAS number: Not verified

Evidence level: Limited or formulation-dependent evidence.

Read Cartalax report

Chonluten

Technical class: immune system, organ health, and regulatory peptide science.

CAS number: Not verified

Evidence level: Limited or formulation-dependent evidence.

Read Chonluten report

CJC 6mg/Ipamorelin

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: CJC-1295: 446262-90-4; Ipamorelin: 170851-70-4

Evidence level: Limited evidence.

Read CJC 6mg/Ipamorelin report

CJC-1295 with DAC

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: 446262-90-4

Evidence level: Human clinical studies.

Read CJC-1295 with DAC report

Cortagen

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: Not verified

Evidence level: Limited evidence.

Read Cortagen report

Crystagen

Technical class: general peptide science.

CAS number: Not verified

Evidence level: Limited evidence.

Read Crystagen report

Dermorphin

Technical class: general peptide science.

CAS number: 77614-16-5

Evidence level: Limited evidence.

Read Dermorphin report

EPO

Technical class: general peptide science.

CAS number: Not verified

Evidence level: Limited evidence.

Read EPO report

Follistatin 344 95%

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: Not verified

Evidence level: Animal or preclinical studies.

Read Follistatin 344 95% report

FOXO4

Technical class: general peptide science.

CAS number: Not verified

Evidence level: Animal or preclinical studies.

Read FOXO4 report

FOXO4 DRI

Technical class: general peptide science.

CAS number: 2460055-10-9

Evidence level: Animal or preclinical studies.

Read FOXO4 DRI report

Fragment 176-191

Technical class: general peptide science.

CAS number: Not verified

Evidence level: Animal or preclinical studies.

Read Fragment 176-191 report

GAC Water

Technical class: cell energy, mitochondria, and healthy-aging science.

CAS number: Not verified

Evidence level: Limited evidence.

Read GAC Water report

GDF-8

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: Not verified

Evidence level: Animal or preclinical studies.

Read GDF-8 report

GLP-1

Technical class: metabolism, appetite, blood sugar, and body-weight science.

CAS number: 89750-14-1

Evidence level: Limited evidence.

Read GLP-1 report

Gonadorelin

Technical class: cell energy, mitochondria, and healthy-aging science.

CAS number: 33515-09-2

Evidence level: Approved medication.

Read Gonadorelin report

HCG

Technical class: hormones, signaling, and reproductive-health science.

CAS number: 9002-61-3

Evidence level: Approved medication.

Read HCG report

HGH

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: Not verified

Evidence level: Approved medication.

Read HGH report

HGH 191AA (Somatropin)

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: Not verified

Evidence level: Limited evidence.

Read HGH 191AA (Somatropin) report

HGH Fragment 176-191

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: Not verified

Evidence level: Animal or preclinical studies.

Read HGH Fragment 176-191 report

HMG

Technical class: hormones, signaling, and reproductive-health science.

CAS number: Not verified

Evidence level: Limited evidence.

Read HMG report

Hyaluronic Acid

Technical class: skin, hair, appearance, and cosmetic peptide science.

CAS number: 9004-61-9

Evidence level: Limited or formulation-dependent evidence.

Read Hyaluronic Acid report

IGF-DES

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: Not verified

Evidence level: Limited evidence.

Read IGF-DES report

Insulin

Technical class: general peptide science.

CAS number: 9004-10-8

Evidence level: Approved medication.

Read Insulin report

Kisspeptin-10 Fragment

Technical class: hormones, signaling, and reproductive-health science.

CAS number: 374675-21-5

Evidence level: Limited evidence.

Read Kisspeptin-10 Fragment report

LC120

Technical class: cell energy, mitochondria, and healthy-aging science.

CAS number: Not verified

Evidence level: Limited evidence.

Read LC120 report

Lemon Bottle

Technical class: skin, hair, appearance, and cosmetic peptide science.

CAS number: Not verified

Evidence level: Limited or formulation-dependent evidence.

Read Lemon Bottle report

Lipo-C with Vitamins B12

Technical class: cell energy, mitochondria, and healthy-aging science.

CAS number: Not verified

Evidence level: Limited evidence.

Read Lipo-C with Vitamins B12 report

Livagen

Technical class: immune system, organ health, and regulatory peptide science.

CAS number: Not verified

Evidence level: Limited or formulation-dependent evidence.

Read Livagen report

Matrixyl 3000

Technical class: skin, hair, appearance, and cosmetic peptide science.

CAS number: Not verified

Evidence level: Limited or formulation-dependent evidence.

Read Matrixyl 3000 report

MGF

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: Not verified

Evidence level: Limited evidence.

Read MGF report

N-Acetyl Epitalon

Technical class: general peptide science.

CAS number: 307297-39-8

Evidence level: Limited evidence.

Read N-Acetyl Epitalon report

N-Acetyl Selank Amidate

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: Not verified

Evidence level: Limited evidence.

Read N-Acetyl Selank Amidate report

N-Acetyl Semax Amidate

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: 2920938-90-3

Evidence level: Limited evidence.

Read N-Acetyl Semax Amidate report

Oligopeptide-24

Technical class: skin, hair, appearance, and cosmetic peptide science.

CAS number: 1018685-16-9

Evidence level: Limited or formulation-dependent evidence.

Read Oligopeptide-24 report

Ovagen

Technical class: immune system, organ health, and regulatory peptide science.

CAS number: Not verified

Evidence level: Limited or formulation-dependent evidence.

Read Ovagen report

Pancragen

Technical class: immune system, organ health, and regulatory peptide science.

CAS number: Not verified

Evidence level: Limited or formulation-dependent evidence.

Read Pancragen report

PE-22-28

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: Not verified

Evidence level: Limited evidence.

Read PE-22-28 report

PNC-27

Technical class: general peptide science.

CAS number: 1159861-00-3

Evidence level: Limited evidence.

Read PNC-27 report

Prostamax

Technical class: immune system, organ health, and regulatory peptide science.

CAS number: 473578-47-1

Evidence level: Limited or formulation-dependent evidence.

Read Prostamax report

Semaglutide Cartridge Without Pen

Technical class: metabolism, appetite, blood sugar, and body-weight science.

CAS number: 910463-68-2

Evidence level: Limited evidence.

Read Semaglutide Cartridge Without Pen report

Teriparatide

Technical class: general peptide science.

CAS number: 52232-67-4

Evidence level: Approved medication.

Read Teriparatide report

Tesamorelin/Ipamorelin

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: Tesamorelin: 218949-48-5; Ipamorelin: 170851-70-4

Evidence level: Limited evidence.

Read Tesamorelin/Ipamorelin report

Tesamorelin/Ipamorelin/CJC No DAC

Technical class: growth-hormone, recovery, and body-composition science.

CAS number: Tesamorelin: 218949-48-5; Ipamorelin: 170851-70-4; CJC-1295 no DAC: not verified

Evidence level: Limited evidence.

Read Tesamorelin/Ipamorelin/CJC No DAC report

Thymogen

Technical class: immune system, organ health, and regulatory peptide science.

CAS number: 38101-59-6

Evidence level: Limited or formulation-dependent evidence.

Read Thymogen report

Thymalin

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: 63958-90-7

Evidence level: Limited evidence.

Read Thymalin report

Thymulin

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: 78922-62-0

Evidence level: Limited evidence.

Read Thymulin report

Tirzepatide Cartridge Without Pen

Technical class: metabolism, appetite, blood sugar, and body-weight science.

CAS number: 2023788-19-2

Evidence level: Limited evidence.

Read Tirzepatide Cartridge Without Pen report

Tri-Heal Max (TB4 + BPC + KPV)

Technical class: healing, inflammation, and tissue-repair science.

CAS number: BPC-157: 137525-51-0; KPV: 88768-11-0; TB4: not verified

Evidence level: Limited evidence.

Read Tri-Heal Max (TB4 + BPC + KPV) report

Triptorelin

Technical class: hormones, signaling, and reproductive-health science.

CAS number: 57773-63-4

Evidence level: Approved medication.

Read Triptorelin report

Triptorelin Acetate/GnRH Triptorelin

Technical class: hormones, signaling, and reproductive-health science.

CAS number: 57773-63-4

Evidence level: Approved medication.

Read Triptorelin Acetate/GnRH Triptorelin report

Vesilute

Technical class: immune system, organ health, and regulatory peptide science.

CAS number: Not verified

Evidence level: Limited or formulation-dependent evidence.

Read Vesilute report

Vesugen

Technical class: immune system, organ health, and regulatory peptide science.

CAS number: Not verified

Evidence level: Limited or formulation-dependent evidence.

Read Vesugen report

Vilon

Technical class: brain, mood, sleep, and nervous-system peptide science.

CAS number: 45234-02-4

Evidence level: Limited evidence.

Read Vilon report