Peptide Library

Reference data for commonly tracked peptides. Every entry lists category, half-life, typical dose range, reconstitution guidance, and cycle norms. Pepture is an information and tracking tool only and does not sell, supply, prescribe, or recommend any peptide.

Metabolic

5-Amino-1MQ

NNMT inhibitor. Metabolic research, adipose tissue targeting.

4 hours 50 mg to 150 mg
Metabolic

AOD-9604

GH fragment 176-191. Fat loss research.

1.5 hours 300 mcg to 500 mcg
Recovery

BPC-157

4 hours 250 mcg to 500 mcg
Immune

Cathelicidin LL-37

Antimicrobial peptide. Chronic infection, biofilm, immune modulation.

1.25 days 100 mcg to 500 mcg
Performance

CJC-1295

8 hours 100 mcg to 200 mcg
Cognitive

Dihexa

Angiotensin IV analog. Cognition, neurogenesis (BDNF-related).

10 hours 8 mcg to 20 mcg
Sleep

DSIP

Delta sleep-inducing peptide. Sleep quality, stress reduction.

7 hours 100 mcg to 250 mcg
Longevity

Epitalon

12 minutes 5 mg to 20 mg
Performance

Follistatin-344

Myostatin inhibitor. Muscle growth research.

Not established See clinician guidance
Longevity

GHK-Cu

Copper peptide. Skin, hair, wound healing, anti-inflammatory.

1.5 hours 1 mg to 2 mg
Performance

GHRP-2

30 minutes 100 mcg to 200 mcg
Performance

GHRP-6

Growth hormone releasing hexapeptide. Often stacked with CJC-1295.

30 minutes 100 mcg to 200 mcg
Sexual

Gonadorelin

GnRH analog. Fertility, TRT co-therapy.

30 minutes 100 mcg to 200 mcg
Sexual

HCG

Human chorionic gonadotropin. Fertility, post-cycle, TRT adjunct.

1.5 days 500 mcg to 5 mg
Performance

Hexarelin

GH secretagogue. Potent but prone to desensitization.

1.5 hours 50 mcg to 100 mcg
Metabolic

HGH Fragment 176-191

Growth hormone C-terminal fragment. Adipose-targeted.

Not established See clinician guidance
Longevity

Humanin

Mitochondrial-derived peptide. Neuroprotective, metabolic.

Not established See clinician guidance
Performance

Ibutamoren

Growth hormone secretagogue (orally active). Also known as MK-677.

4 hours 10 mg to 25 mg
Performance

IGF-1 DES

Des(1-3) IGF-1. Shorter half-life variant, localized muscle growth.

Not established See clinician guidance
Performance

IGF-1 LR3

Not established See clinician guidance
Performance

Ipamorelin

30 minutes 100 mcg to 300 mcg
Sexual

Kisspeptin-10

Hypothalamic peptide. HPG axis / fertility research.

4 hours 500 mcg to 1 mg
Immune

KPV

α-MSH derived tripeptide. Anti-inflammatory for gut, skin, autoimmune.

2 hours 200 mcg to 500 mcg
Metabolic

Liraglutide

GLP-1 agonist (Saxenda/Victoza).

Not established See clinician guidance
Sexual

Melanotan II

Synthetic melanocortin analog. Tanning, libido. Monitor moles closely.

1.375 days 500 mcg to 1 mg
Sexual

Melanotan-2

1.375 days 500 mcg to 1 mg
Performance

MK-677

4 hours 10 mg to 25 mg
Metabolic

MOTS-c

Mitochondrial-derived peptide. Metabolic regulation, endurance, insulin sensitivity.

1 hours 5 mg to 10 mg
Cognitive

N-Acetyl-Selank

Not established See clinician guidance
Cognitive

N-Acetyl-Semax

Not established See clinician guidance
Sexual

Oxytocin

Neuropeptide. Bonding, social, anxiety research.

3 hours 10 mcg to 40 mcg
Sexual

PT-141

Bremelanotide. Sexual dysfunction treatment.

2 hours 1.75 mg
Metabolic

Retatrutide

Triple agonist (GLP-1 / GIP / glucagon). Phase 3 trials.

Not established See clinician guidance
Cognitive

Selank

18 minutes 300 mcg to 900 mcg
Metabolic

Semaglutide

GLP-1 receptor agonist (Ozempic/Wegovy). Weight loss, type 2 diabetes.

7 days 250 mcg to 750 mcg
Cognitive

Semax

18 minutes 300 mcg to 1 mg
Performance

Sermorelin

GHRH analog. Stimulates endogenous growth hormone.

1.5 hours 300 mcg to 1 mg
Longevity

SS-31

Elamipretide. Mitochondria-targeted peptide. Research: heart failure, mitochondrial disease.

3 hours 40 mcg to 80 mcg
Recovery

TB-500

Synthetic fragment of thymosin β-4. Used for tendon/ligament/muscle recovery.

3 days 2 mg to 2.5 mg
Performance

Tesamorelin

GHRH analog. FDA-approved for HIV lipodystrophy; off-label body composition.

24 minutes 1 mg to 2 mg
Immune

Thymalin

Bovine thymus-derived peptide complex. Immune support.

Not established See clinician guidance
Immune

Thymosin Alpha-1

Immune modulator. Supports T-cell function, used in chronic infection.

1.5 hours 500 mcg to 800 mcg
Recovery

Thymosin Beta-4

Synthetic thymosin β-4 peptide. Soft-tissue healing, tendon and ligament repair.

Not established See clinician guidance
Recovery

Thymosin Beta-4 Fragment (LKKTETQ)

Short active fragment of thymosin β-4 (7 amino acids). Under PCAC review 2026.

1.66667 days 1 mg to 2 mg
Metabolic

Tirzepatide

GLP-1 / GIP dual agonist (Mounjaro/Zepbound).

5.20833 days 2.5 mg to 15 mg