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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 120 of 20 peptides in Immune Support

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ARA-290

  • Immune Support
  • Gut Health

A peptide studied for tissue protection and inflammation control.

  • Studied as an EPO‑derived peptide for anti‑inflammatory and tissue‑protective effects
  • May support nerve function and neuropathic pain modulation in research
  • Investigated for vascular and endothelial protection in metabolic disease models
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B7-33

  • Heart & Vascular Health
  • Immune Support

A biased agonist peptide researched for bone and tissue health.

  • Investigated for anti-fibrotic effects in heart, lung, kidney, and liver tissue
  • May support vasodilation and reduced blood pressure via relaxin receptor signaling
  • Studied for cardioprotection and improved cardiac function after ischemic injury
Read the guide

Bronchogen

  • Immune Support

A bioregulatory peptide researched for lung tissue health.

  • Bioregulatory peptide researched for supporting bronchial and respiratory tissue
  • May help maintain airway mucosa integrity and local immune balance
  • Investigated for promoting recovery of bronchial function after stressors
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Chonluten

  • Immune Support

A peptide bioregulator researched for connective tissue health.

  • Bioregulatory peptide researched for lung connective tissue maintenance
  • May support respiratory mucosa repair and elasticity in experimental models
  • Investigated for normalizing local inflammatory responses in lung tissue
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FOXO4-DRI

  • Anti-Aging
  • Immune Support

A senolytic peptide researched for cellular aging.

  • Senolytic peptide researched for selectively clearing senescent cells
  • May help normalize inflammatory secretions associated with cellular senescence
  • Investigated for improving tissue function and healthspan in aging models
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FTPP

  • Nootropics
  • Immune Support

An experimental peptide researched for cellular signaling modulation.

  • Experimental peptide explored for modulation of intracellular signaling cascades
  • May influence pathways related to cell survival and metabolism in research models
  • Investigated broadly for systems‑level cellular regulation effects
Read the guide

Glutathione

  • Immune Support
  • Anti-Aging
  • +1

A critical antioxidant studied for cellular detoxification.

  • Acts as a master intracellular antioxidant supporting redox balance
  • Supports liver detoxification and conjugation of toxins and heavy metals
  • May help immune function, mitochondrial health, and protection from oxidative stress
Read the guide

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
Read the guide

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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PEA

  • Immune Support
  • Gut Health
  • +1

A lipid-derived compound studied for inflammation control.

  • Endogenous fatty acid amide studied for reducing neuropathic and inflammatory pain
  • May downregulate mast-cell activation and pro‑inflammatory signaling
  • Investigated for joint comfort, nerve health, and improved quality of life in chronic pain
Read the guide

PNC-27

  • Immune Support

A cancer-targeting peptide studied for selective cell apoptosis.

  • Targeted peptide researched for selectively inducing apoptosis in certain cancer cells
  • May bind to HDM‑2 on tumor cell membranes to trigger pore formation and cell death
  • Investigated for sparing non‑malignant cells while focusing on malignant tissue in models
Read the guide

Thymagen

  • Immune Support
  • Anti-Aging

A thymus-supporting bioregulatory peptide.

  • Thymic bioregulator researched for normalizing immune cell differentiation
  • May support T‑cell maturation and balanced immune responses
  • Investigated for improving resilience against infections and immune dysregulation
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Thymalin

  • Immune Support
  • Anti-Aging

A thymic peptide studied for immune regulation.

  • Thymic peptide complex studied for restoring impaired immunity in older subjects
  • May improve T‑cell counts and reduce markers of chronic inflammation
  • Investigated for longevity, infection resistance, and healthier aging trajectories
Read the guide

Thymosin Alpha-1

  • Immune Support

An immune-modulating peptide studied for host defense.

  • Immune‑modulating peptide researched for enhancing T‑cell and natural killer cell activity
  • May help control chronic viral infections and improve vaccine responses
  • Investigated for balancing inflammatory cytokines and supporting immune resilience
Read the guide

Tributyrin

  • Gut Health
  • Immune Support
  • +1

A short-chain fatty acid prodrug studied for gut health.

  • Prodrug of butyrate studied for delivering short‑chain fatty acids to the colon
  • May support gut barrier integrity, microbiome balance, and anti‑inflammatory signaling
  • Investigated for metabolic health, mood support, and bowel regularity
Read the guide

Vesilut

  • Gut Health
  • Immune Support

A bioregulatory peptide studied for urinary system support.

  • Urinary bioregulatory peptide studied for normalizing bladder wall and sphincter function
  • May improve urinary flow, frequency, and comfort in age‑related or chronic urinary issues
  • Investigated for supporting bladder and lower urinary tract health, including cystitis and BPH contexts
Read the guide

Vesilute

  • Gut Health
  • Immune Support

A bioregulatory peptide studied for urinary tissue health.

  • Bladder‑focused bioregulator researched for reducing urinary urgency and incontinence
  • May decrease inflammation and oxidative stress in bladder tissues to enhance comfort
  • Investigated for long‑term support of urinary tract resilience and quality of life in older adults
Read the guide

Vilon

  • Immune Support
  • Anti-Aging

A thymic bioregulatory peptide studied for immune balance.

  • Thymic dipeptide bioregulator studied for modulating immune cell differentiation
  • May help normalize immune responses and reduce age‑related immune decline
  • Investigated for supporting systemic longevity and resilience to chronic disease
Read the guide

VIP

  • Gut Health
  • Heart & Vascular Health
  • +1

A neuropeptide studied for vasodilation and immune modulation.

  • Endogenous vasoactive intestinal peptide researched for potent vasodilation and smooth muscle relaxation
  • May support gut motility, barrier integrity, and reduction of intestinal inflammation
  • Investigated for pulmonary, cardiovascular, and autoimmune conditions due to its immunomodulatory effects
Read the guide