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Peptide Database

Independent research guides for every peptide we track — benefits, side effects, cited studies, and which vendors actually stock it.

Showing 49–72 of 143 peptides

Sorted A–Z

Hexarelin

  • Muscle Recovery
  • Weight Loss

A powerful growth hormone releasing peptide with anabolic potential.

  • Growth hormone secretagogue studied for strong GH and IGF‑1 elevation
  • May support muscle mass, bone density, and recovery after intense training
  • Investigated for potential cardioprotective and metabolic effects in models
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HGH is a compound listed by research-peptide vendors.

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A growth hormone fragment researched for selective fat loss.

  • C‑terminal fragment of GH researched for selective stimulation of lipolysis
  • May reduce abdominal and overall body fat with minimal impact on blood glucose
  • Investigated for body‑composition management separate from full GH actions
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HMG

  • Sexual Health

A gonadotropin complex peptide researched for reproductive and hormonal support.

  • Sexual Health
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Humanin

  • Anti-Aging
  • Nootropics
  • +1

A mitochondrial-derived peptide studied for cellular protection.

  • Mitochondria‑derived peptide studied for cytoprotective and anti‑apoptotic effects
  • May support neuronal survival and cognitive function in aging models
  • Investigated for cardiovascular and metabolic protection against stressors
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IGF-1 LR3 is a compound listed by research-peptide vendors.

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Ipamorelin

  • Muscle Recovery
  • Weight Loss
  • +1

A selective growth hormone secretagogue peptide.

  • Selective ghrelin mimetic studied for targeted GH release with fewer off‑target hormones
  • May support muscle repair, fat loss, and improved recovery after training
  • Investigated for synergistic use with GHRH analogs for physiologic GH pulsing
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JBSNF

  • Anti-Aging
  • Nootropics

A peptide studied for neural signaling research.

  • Experimental peptide designation researched for broad cellular signaling support
  • May modulate pathways related to metabolic regulation and tissue resilience
  • Investigated in preclinical contexts for systemic stress‑adaptation effects
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Kisspeptin is a compound listed by research-peptide vendors.

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KLOW

  • Skin, Hair & Beauty
  • Anti-Aging

A cosmetic-style peptide blend researched for skin radiance and rejuvenation.

  • Branded cosmetic peptide blend researched for skin radiance and hydration
  • May support collagen synthesis and smoother skin texture in topical use
  • Investigated for enhancing skin glow, elasticity, and overall complexion quality
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KPV

  • Gut Health
  • Immune Support
  • +1

An anti-inflammatory tripeptide derived from alpha-MSH.

  • Tripeptide derived from alpha-MSH studied for strong anti-inflammatory activity via NF-κB inhibition
  • May support gut barrier integrity and help calm colitis and other inflammatory bowel models
  • Investigated for promoting skin and wound healing while modulating, not suppressing, immune responses
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A peptide (AT-1001) studied as a zonulin antagonist for intestinal barrier research.

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Leuphasyl

  • Skin, Hair & Beauty
  • Anti-Aging

A neuropeptide-mimetic studied for wrinkle reduction.

  • Pentapeptide studied for reducing expression lines by modulating enkephalin receptors
  • May complement other cosmetic peptides to soften dynamic wrinkles
  • Investigated for improving skin smoothness and visible signs of facial tension
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Lipopeptide

  • Skin, Hair & Beauty
  • Anti-Aging

A lipid-linked peptide designed for enhanced cellular delivery.

  • Cosmetic-style lipopeptide blend researched for enhancing skin firmness and texture
  • May support epidermal barrier function and hydration in topical formulations
  • Investigated for improving the appearance of fine lines and skin tone
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Liraglutide

  • Weight Loss
  • Gut Health

A GLP-1 receptor agonist studied for metabolic regulation.

  • GLP‑1 receptor agonist studied for significant body‑weight reduction in obesity
  • Improves glycemic control by enhancing insulin secretion and reducing glucagon
  • May lower cardiometabolic risk markers such as blood pressure and lipids in trials
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Livagen

  • Gut Health
  • Immune Support

A bioregulatory peptide researched for liver tissue support.

  • Bioregulatory peptide researched for supporting liver tissue regeneration and function
  • May modulate hepatocyte gene expression related to detoxification and protein synthesis
  • Investigated for protecting hepatic tissue from age‑related or toxic stressors
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LL-37

  • Immune Support
  • Skin, Hair & Beauty

An antimicrobial peptide studied for immune and wound defense.

  • Endogenous cathelicidin peptide with broad-spectrum antibacterial, antiviral, and antifungal activity
  • Modulates innate immune responses and helps resolve chronic inflammation
  • Investigated for supporting wound healing, biofilm disruption, and mucosal defense
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Matrixyl

  • Skin, Hair & Beauty
  • Anti-Aging

A cosmetic peptide complex studied for skin rejuvenation.

  • Palmitoylated matrikine complex studied for stimulating collagen and extracellular matrix synthesis
  • May reduce wrinkle depth and improve skin firmness in cosmetic research
  • Investigated for long‑term anti‑aging and skin‑rejuvenation benefits
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Mazdutide is a compound listed by research-peptide vendors.

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MC-31

  • Anti-Aging

An experimental peptide studied for mitochondrial and cellular-energy support.

  • Anti-Aging
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Melanostatin DM

  • Skin, Hair & Beauty

A peptide studied for pigmentation regulation.

  • Peptide researched for inhibiting melanocyte activity and reducing melanin production
  • May help even skin tone and reduce appearance of hyperpigmented spots
  • Investigated for cosmetic management of discoloration and photoaging
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Melanotan 1

  • Skin, Hair & Beauty
  • Weight Loss

A peptide studied for pigmentation and photoprotection.

  • Alpha‑MSH analog studied for increasing skin pigmentation and photoprotection
  • May help reduce sunburn risk by darkening skin through melanocortin receptor activation
  • Investigated for potential effects on appetite and inflammation via melanocortin pathways
Read the guide

Melanotan 2

  • Sexual Health
  • Skin, Hair & Beauty
  • +1

A melanocortin peptide researched for tanning and libido effects.

  • Melanocortin analog researched for tanning and libido‑modulating effects
  • May enhance sexual arousal and erectile function through central melanocortin signaling
  • Investigated for appetite suppression and body‑weight modulation
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MGF

  • Muscle Recovery

A growth factor peptide studied for muscle repair.

  • Mechanical growth factor splice variant of IGF‑1 studied for muscle repair after overload
  • May activate satellite cells and promote localized muscle hypertrophy
  • Investigated for accelerating recovery from intense resistance training or injury
Read the guide