Peptides for Immune Health

Peptides researched for immune modulation, inflammation control, and immune defense.

Important

This page lists peptides that have been studied in the context of immune health research. Inclusion does not mean a peptide is safe, effective, approved, or recommended.

Do not use this page to make health decisions. Always consult a licensed healthcare provider.

13 peptides

Sort by

Liraglutide (Victoza, Saxenda)

FDA Approved

An FDA-approved once-daily injection that mimics a natural gut hormone to control blood sugar in type 2 diabetes (Victoza) and promote significant...

Weight LossCardiovascular HealthImmune HealthInjury & Recovery

Intranasal Insulin

Late-Stage Clinical

Regular human insulin delivered via nasal spray to bypass the blood-brain barrier, targeting central insulin receptors for cognitive enhancement,...

Neurological HealthWeight LossImmune Health

GHK (Glycyl-L-Histidyl-L-Lysine)

Early Clinical

A natural compound in the human body that decreases with age and shows evidence for promoting skin regeneration and wound healing, especially when...

Injury & RecoverySkin & HairLongevityImmune Health

GHK-Cu

Early Clinical

A naturally occurring copper-binding compound produced in the human body that supports tissue repair, the production of skin-strengthening proteins...

LongevitySkin & HairInjury & RecoveryImmune Health

LL-37

Early Clinical

The only antimicrobial peptide of its kind naturally produced in the human body, capable of fighting bacteria, viruses, and fungi while also helping...

Injury & RecoveryImmune Health

Semax

Early Clinical

A synthetic peptide developed and used clinically in Russia as a nasal spray for stroke recovery and improving mental sharpness. It boosts natural...

Neurological HealthInjury & RecoveryImmune Health

Thymosin Alpha-1

Early Clinical

A natural immune-boosting peptide that strengthens the body's defenses by enhancing several types of immune cells, including those that detect...

Immune HealthOncology Research

VIP (Vasoactive Intestinal Peptide); Aviptadil (synthetic VIP); ZYESAMI; RLF-100

Early Clinical

A natural peptide that relaxes blood vessels, reduces inflammation, and protects nerve cells throughout the body and brain. A synthetic version was...

Immune HealthNeurological HealthInjury & RecoveryGut Health

BPC-157

Limited Human

A lab-made peptide derived from a protein found in human stomach fluid that has shown healing effects across multiple body systems -- gut, tendons,...

Injury & RecoveryMuscle & PerformanceGut HealthImmune Health

Thymalin

Limited Human

A natural extract from thymus gland tissue containing short peptides that support immune function, particularly the development of T-cells (immune...

Immune HealthInjury & Recovery

KPV

Preclinical

A tiny fragment of a natural hormone that has shown strong anti-inflammatory effects in the gut in laboratory and animal studies, by blocking a key...

Gut HealthImmune HealthInjury & Recovery

TB-500

Preclinical

A synthetic peptide related to a natural human protein (Thymosin Beta-4) that promotes tissue repair, reduces inflammation, and supports the growth...

Injury & RecoveryMuscle & PerformanceImmune Health

Thymulin

Preclinical

A natural hormone produced by the thymus gland that requires zinc to function and plays an essential role in developing immune cells (T-cells) and...

Immune Health