For Research Purposes Only • Not For Human Consumption

Research Guide

Peptide Reference Guide

Every compound in our catalog, with the benefits and drawbacks reported in publicly available preclinical and clinical literature. Use this to narrow down which compound fits a given study design. Nothing here is medical advice — all items are sold for laboratory research use only.

Fat Loss / Metabolic

Retatrutide

Triple agonist (GLP-1 / GIP / Glucagon) — investigational metabolic peptide.

Retatrutide is a novel triple receptor agonist targeting GLP-1, GIP and glucagon receptors. In research it has demonstrated some of the largest weight-reduction effects reported for any incretin-class molecule, alongside improvements in glycemic control and hepatic fat.

Reported benefits

Pronounced reductions in body weight in trial subjects
Improved insulin sensitivity and fasting glucose
Reduced hepatic steatosis markers
Appetite suppression and slower gastric emptying

Reported drawbacks

GI side effects: nausea, vomiting, constipation, diarrhea
Possible elevated heart rate
Rapid loss of lean mass if calories/protein too low
Long half-life — side effects can linger

Available: Retatrutide 10mg · Retatrutide 15mg · Retatrutide 20mg · Retatrutide 30mg

Tirzepatide

Dual GLP-1 / GIP agonist — metabolic and weight regulation.

Tirzepatide is a dual agonist of the GLP-1 and GIP receptors. It improves glucose-dependent insulin secretion, reduces glucagon, slows gastric emptying and produces marked appetite suppression in research subjects.

Reported benefits

Significant fat-mass reduction
Improved HbA1c and fasting glucose
Reduced cravings and caloric intake
Favorable lipid panel shifts

Reported drawbacks

Nausea, reflux, constipation, diarrhea (dose-dependent)
Possible gallbladder issues with rapid loss
Risk of muscle loss without adequate protein/training
Injection-site reactions

Available: Tirzepatide 10mg · Tirzepatide 15mg · Tirzepatide 20mg · Tirzepatide 30mg · Tirzepatide 40mg · Tirzepatide 50mg

AOD-9604

Modified C-terminal fragment of hGH — lipolytic peptide.

AOD-9604 is a synthetic fragment (residues 176–191) of human growth hormone. It targets fat metabolism without the growth-promoting or hyperglycemic effects of full-length hGH.

Reported benefits

Stimulates lipolysis (fat breakdown)
Inhibits lipogenesis (fat storage)
No measurable IGF-1 elevation
May support cartilage/joint repair in studies

Reported drawbacks

Modest, slow visible results
Best as adjunct, not standalone
Mild injection-site irritation possible

Available: AOD-9604 5mg

5-Amino-1MQ

NNMT inhibitor — metabolic and body-composition research compound.

5-Amino-1MQ is a small molecule that inhibits nicotinamide N-methyltransferase (NNMT), an enzyme overexpressed in adipose tissue of obese subjects. Inhibition raises cellular NAD+ and SAM and is associated with reduced fat mass in animal studies.

Reported benefits

Supports fat loss without appetite suppression
May preserve / increase lean mass
Boosts cellular NAD+ levels
Oral bioavailability

Reported drawbacks

Limited human data
Long-term safety not established
Slow, gradual effects

Available: 5-Amino-1MQ 10mg

Cagrilintide

Long-acting amylin analog — appetite and weight regulation research peptide.

Cagrilintide is a long-acting analog of amylin, a pancreatic hormone co-secreted with insulin. In research it slows gastric emptying, promotes satiety, and reduces food intake. It is frequently studied alongside GLP-1 agonists (e.g. semaglutide as CagriSema) for additive weight-reduction effects.

Reported benefits

Pronounced appetite suppression and reduced food intake
Slowed gastric emptying and prolonged satiety
Synergistic fat-mass reduction when paired with GLP-1 agonists
Once-weekly dosing convenience

Reported drawbacks

Nausea, decreased appetite, and mild GI side effects
Possible injection-site reactions
Risk of lean-mass loss without adequate protein/training
Limited long-term human safety data

Available: Cagrilintide 5mg · Cagrilintide 10mg

Focus / Mood / Sleep

Semax

Synthetic ACTH(4-10) analog — nootropic and neuroprotective.

Semax is a heptapeptide derived from ACTH. It modulates BDNF and dopamine/serotonin systems and is studied for cognitive enhancement, neuroprotection and stroke recovery.

Reported benefits

Improved focus, memory and learning
Elevated BDNF and NGF expression
Neuroprotective in ischemic models
Anti-anxiety effects reported

Reported drawbacks

Short half-life (intranasal dosing common)
Stimulatory effect can disturb sleep if dosed late
Limited large-scale human trials outside Russia

Available: Semax 10mg

Selank

Anxiolytic heptapeptide — synthetic analog of tuftsin.

Selank is a synthetic peptide with anxiolytic and nootropic properties. It modulates GABA and serotonin systems and is studied for generalized anxiety without sedation or dependence.

Reported benefits

Reduces anxiety without sedation
Improves cognition and stress resilience
Modulates immune cytokines
No reported withdrawal

Reported drawbacks

Mild and subtle effects for some
Short half-life
Limited Western clinical data

Available: Selank 10mg

DSIP (Delta Sleep Inducing Peptide)

Sleep-modulating nonapeptide.

DSIP is a neuropeptide first isolated from rabbit cerebral venous blood during induced sleep. It is researched for sleep onset, stress reduction and modulation of circadian rhythm.

Reported benefits

Promotes deeper, more restorative sleep
May lower cortisol
Mild analgesic effects

Reported drawbacks

Inconsistent individual response
Short half-life
Limited high-quality human trials

Available: DSIP 5mg

Longevity / Specialty

NAD+

Cellular coenzyme — energy, repair and longevity research.

NAD+ (nicotinamide adenine dinucleotide) is a coenzyme central to redox reactions, mitochondrial function and sirtuin signaling. Levels decline with age and are studied for energy, recovery and longevity.

Reported benefits

Boosts mitochondrial energy production
Supports DNA repair via sirtuin/PARP pathways
May improve mental clarity and endurance
Anti-aging and metabolic support

Reported drawbacks

Subcutaneous injections can sting/flush
IV infusions time-intensive
Cost can be high at therapeutic doses

Available: NAD+ 100mg · NAD+ 500mg

Epitalon (Epithalon)

Telomerase-activating tetrapeptide.

Epitalon is a synthetic tetrapeptide (Ala-Glu-Asp-Gly) modeled on epithalamin from the pineal gland. It is studied for telomerase activation, circadian regulation and longevity.

Reported benefits

Reported telomere length preservation
Improved sleep and melatonin rhythm
Antioxidant and immune-supportive effects

Reported drawbacks

Long-term human data limited
Subtle, cumulative effects

Available: Epitalon 10mg

PT-141 (Bremelanotide)

Melanocortin agonist — sexual function research peptide.

PT-141 is a melanocortin receptor (MC3R/MC4R) agonist studied for sexual arousal and erectile/desire dysfunction in both sexes. It acts on the central nervous system rather than the vascular system.

Reported benefits

Centrally mediated libido enhancement
Works independent of vascular pathways
Effective in both men and women

Reported drawbacks

Nausea common, especially first doses
Facial flushing, transient BP elevation
Possible darkening of moles/freckles

Available: PT-141

Melanotan II

Synthetic melanocortin analog — tanning and libido research.

Melanotan II is a non-selective melanocortin receptor agonist that stimulates melanogenesis (tanning) and has secondary effects on libido and appetite.

Reported benefits

Darker, longer-lasting tan with less UV exposure
Appetite suppression
Libido enhancement

Reported drawbacks

Nausea, flushing, spontaneous erections
Risk of new/darkening moles — skin check essential
Long-term safety not established

Available: Melanotan II

MOTS-c

Mitochondrial-derived peptide — metabolic regulator.

MOTS-c is a 16-amino-acid peptide encoded in the mitochondrial genome. It regulates metabolic homeostasis, insulin sensitivity and exercise capacity via AMPK activation.

Reported benefits

Improved insulin sensitivity
Enhanced endurance and metabolic flexibility
Supports healthy body composition
Mitochondrial biogenesis

Reported drawbacks

Limited long-term human data
Best paired with training stimulus

Available: MOT-C 10mg

HCG (Human Chorionic Gonadotropin)

LH-mimetic — testicular function and fertility support.

HCG mimics luteinizing hormone, stimulating endogenous testosterone production and spermatogenesis. Commonly used to preserve testicular function during TRT or for PCT.

Reported benefits

Maintains testicular size on TRT
Restores HPTA function post-cycle
Supports fertility

Reported drawbacks

Excessive doses desensitize Leydig cells
Can elevate estradiol
Requires refrigeration after reconstitution

Available: HCG 5000 IU

IGF-1 LR3

Long-acting insulin-like growth factor analog.

IGF-1 LR3 is a modified IGF-1 with reduced binding-protein affinity, giving a half-life of ~20–30 hours. Studied for hypertrophy, nutrient partitioning and recovery.

Reported benefits

Promotes muscle cell hyperplasia and hypertrophy
Improved nutrient partitioning
Accelerated tissue repair

Reported drawbacks

Hypoglycemia risk — eat before and after
Possible organ growth at high chronic doses
Site-specific fat loss is overstated

Available: IGF1-LR3 1mg

SS-31 (Elamipretide)

Mitochondria-targeted peptide — cellular energy and oxidative stress research.

SS-31 (elamipretide) is a small mitochondria-targeted tetrapeptide that binds cardiolipin on the inner mitochondrial membrane. In research it has been shown to stabilize cristae structure, improve electron transport chain efficiency, reduce reactive oxygen species, and support ATP production in stressed or aged tissues.

Reported benefits

Improved mitochondrial ATP output in research models
Reduced oxidative stress and ROS leakage
Supports cardiac, renal, and skeletal-muscle recovery in studies
Investigated for age-related mitochondrial decline

Reported drawbacks

Injection-site reactions possible
Limited long-term human data
Short plasma half-life — frequent dosing
Cost per cycle can be high

Available: SS-31 10mg

Recovery / Healing

Wolverine Stack

Blended healing peptide — BPC-157 + TB-500 + GHK-Cu.

Wolverine is a combination of BPC-157, TB-500 and GHK-Cu in a single vial — designed for accelerated recovery of soft tissue, tendons, ligaments and skin.

Reported benefits

Synergistic healing of tendons, ligaments and muscle
Reduced inflammation
Improved collagen synthesis
Skin and connective-tissue repair

Reported drawbacks

Stacked compounds make titration less precise
Long-term combined safety data limited

Available: Wolverine 10mg

TB-500 (Thymosin Beta-4 fragment)

Systemic healing and recovery peptide.

TB-500 is a synthetic fragment of Thymosin Beta-4 that upregulates actin, promotes cell migration and supports angiogenesis. Used in research for soft-tissue and vascular healing.

Reported benefits

Accelerated wound and soft-tissue healing
Improved flexibility and reduced inflammation
Supports new blood vessel formation

Reported drawbacks

Slow onset — weeks to feel effects
Theoretical concern with active malignancy

Available: TB500 10mg

BPC-157

Body Protective Compound — gut and tissue repair peptide.

BPC-157 is a pentadecapeptide derived from a protective protein found in gastric juice. Research shows broad regenerative effects on tendons, ligaments, GI tract, brain and vasculature.

Reported benefits

Accelerates tendon, ligament and muscle healing
Protects and repairs GI lining
Anti-inflammatory and angiogenic
Neuroprotective effects

Reported drawbacks

Limited large-scale human trials
Effects may plateau after cycle

Available: BPC157 10mg

KPV

Tripeptide anti-inflammatory derived from α-MSH.

KPV is the C-terminal tripeptide of α-MSH with potent anti-inflammatory and antimicrobial properties — studied for IBD, skin conditions and wound healing.

Reported benefits

Anti-inflammatory across gut and skin
Antimicrobial activity
Supports wound healing

Reported drawbacks

Sparse human clinical data
Optimal route (oral vs SC vs topical) still researched

Available: KPV 10mg

Hormone / GH Support

Tesamorelin

GHRH analog — visceral fat and GH axis research.

Tesamorelin is a stabilized growth hormone–releasing hormone analog studied for reduction of visceral adipose tissue and improvement of cognitive markers.

Reported benefits

Significant reduction in visceral fat
Pulsatile, physiologic GH/IGF-1 release
May improve cognition in older adults

Reported drawbacks

Injection-site reactions
Joint pain, edema at higher doses
Glucose can rise slightly

Available: Tesamorelin 10mg · Tesamorelin 15mg · Tesamorelin 20mg

Ipamorelin

Selective GH secretagogue — clean pulse without cortisol/prolactin.

Ipamorelin is a pentapeptide GHRP that selectively stimulates GH release without significantly affecting cortisol, prolactin or appetite — a 'clean' GH pulse.

Reported benefits

Boosts endogenous GH naturally
Improves sleep quality
Supports recovery and body composition
No appetite or cortisol spike

Reported drawbacks

Effects mild on its own — often stacked with CJC-1295
Receptor desensitization with overuse

Available: Ipamorelin 5mg

CJC-1295 / Ipamorelin

GHRH + GHRP blend — synergistic GH pulse.

Blend of CJC-1295 (no DAC) and Ipamorelin. CJC-1295 amplifies the natural GH pulse while Ipamorelin triggers an additional clean GH release — together producing a strong, physiologic pulse.

Reported benefits

Synergistic GH and IGF-1 elevation
Improved recovery, sleep and body composition
Minimal effect on cortisol/prolactin

Reported drawbacks

Best on empty stomach — timing matters
Possible water retention or tingling early

Available: CJC-1295 / Ipamorelin 10mg

Sermorelin

GHRH(1-29) analog — gentle natural GH support.

Sermorelin is a truncated GHRH analog that stimulates the pituitary to release GH in a physiologic, pulsatile manner. Considered one of the gentler GH-axis peptides.

Reported benefits

Restores youthful GH pulsatility
Improved sleep, recovery and skin
Lower side-effect profile than synthetic GH

Reported drawbacks

Short half-life
Effects develop slowly (weeks–months)

Available: Sermorelin 10mg

Hexarelin

Potent GHRP — strong GH release with cardiac research interest.

Hexarelin is one of the most potent GHRPs, producing a strong GH pulse. It also shows direct cardioprotective effects independent of GH release.

Reported benefits

Powerful GH release
Cardioprotective in research models
Supports recovery and lean mass

Reported drawbacks

Raises cortisol and prolactin more than Ipamorelin
Faster receptor desensitization

Available: Hexarelin 5mg

HGH (Somatropin)

Recombinant human growth hormone.

Somatropin is recombinant 191-amino-acid human growth hormone, identical to the pituitary form. Studied for body composition, recovery, skin and longevity.

Reported benefits

Increased lean mass and reduced fat
Improved skin, hair and sleep
Enhanced recovery and injury repair

Reported drawbacks

Water retention, carpal tunnel symptoms
Insulin resistance at higher doses
Cost and refrigeration requirements

Available: HGH (Somatropin)

CJC-1295 with DAC

Long-acting GHRH analog — sustained GH elevation.

CJC-1295 with DAC (Drug Affinity Complex) binds to albumin, extending its half-life to ~6–8 days. This produces a steady 'GH bleed' rather than discrete pulses.

Reported benefits

Sustained GH/IGF-1 elevation
Convenient dosing (1–2x weekly)
Anti-aging, recovery and body composition support

Reported drawbacks

Loss of natural GH pulsatility
Water retention, lethargy possible
Long washout makes side-effect management slower

Available: CJC With DAC (NEW)

Beauty / Wellness

GHK-Cu (Copper Peptide)

Copper-binding tripeptide — skin, hair and tissue repair.

GHK-Cu is a naturally occurring copper-binding tripeptide that promotes collagen and elastin synthesis, wound healing, hair growth and antioxidant defense.

Reported benefits

Improved skin firmness and elasticity
Hair regrowth in some users
Wound and tissue healing
Antioxidant and anti-inflammatory

Reported drawbacks

Subcutaneous injection can flush/sting
Topical formulations slower acting

Available: GHK-Cu 50mg · GHK-Cu 100mg

Glow

Beauty blend — GHK-Cu + BPC-157 + TB-500.

Glow is a beauty-and-recovery blend combining GHK-Cu, BPC-157 and TB-500 for skin quality, hair, and connective-tissue repair.

Reported benefits

Skin tone and texture improvement
Hair and nail support
Enhanced healing of skin/connective tissue

Reported drawbacks

Blended compounds limit precise titration
Cumulative effects over weeks

Available: Glow 70mg

Klow

Premium beauty stack — KPV + GHK-Cu + BPC-157 + TB-500.

Klow is an upgraded beauty/healing blend adding KPV for anti-inflammatory action to the Glow base — broader skin, gut and tissue-repair coverage.

Reported benefits

Strong anti-inflammatory effect
Skin, hair and connective tissue support
Aids gut and systemic inflammation

Reported drawbacks

Blend — less precise dosing
Higher cost per vial

Available: Klow 80mg

Glutathione

Master antioxidant tripeptide.

Glutathione is the body's primary intracellular antioxidant. Supports liver detoxification, immune function and skin brightening.

Reported benefits

Powerful antioxidant defense
Liver detox support
Skin brightening / even tone
Immune modulation

Reported drawbacks

Oral bioavailability is poor
IV/SC routes most effective
Effects fade if discontinued

Available: Glutathione

Lemon Bottle

Lipolytic injection blend — localized fat reduction research.

Lemon Bottle is a lipolytic solution (riboflavin, lecithin, bromelain base) used in research for localized subcutaneous fat reduction.

Reported benefits

Targeted fat reduction in small areas
Minimal downtime vs surgical options
No required reconstitution (pre-mixed)

Reported drawbacks

Swelling and tenderness at injection sites
Multiple sessions required
Not for large fat volumes

Available: Lemon Bottle

Vitamin B12 (Methylcobalamin)

Essential cofactor for energy, nerve and red-cell health.

Methylcobalamin is the bioactive form of vitamin B12, required for energy metabolism, neurological function and red blood cell formation.

Reported benefits

Boosted energy and mood
Supports nerve health and methylation
Helps correct deficiency anemia

Reported drawbacks

Mild flushing post-injection
Excess simply excreted in urine

Available: B12

Supplies

Reconstitution Solution (Bacteriostatic Water)

Sterile 0.9% benzyl alcohol water for reconstituting lyophilized peptides.

Bacteriostatic water (BAC water) is sterile water preserved with 0.9% benzyl alcohol, which inhibits bacterial growth and allows a reconstituted vial to be used safely over multiple draws. It is the standard diluent for reconstituting lyophilized research peptides.

Reported benefits

Preserved with 0.9% benzyl alcohol — safe for multi-dose vials
Standard diluent compatible with virtually all research peptides
Extends usable life of reconstituted peptides (typically up to ~28 days refrigerated)
Sterile and filtered for laboratory use

Reported drawbacks

Not for use in patients hypersensitive to benzyl alcohol
Must be stored properly to maintain sterility
Single-vial shelf life is shorter once punctured

Available: Reconstitution Solution (BAC Water) 3ml · Reconstitution Solution (BAC Water) 10ml

Deeper comparisons

BPC-157 vs TB-500 CJC-1295 and Ipamorelin Peptide FAQ

For research purposes only. Not for human consumption. Nothing on this page is medical advice or a therapeutic claim.