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Goal

Immune support

Strengthen immune function without immunosuppression. Support your body's natural defense and recovery systems.

IMMUNE SUPPORT · 3 compounds · Last updated Apr 2026

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3 compounds · Ranked by evidence

01

Thymosin Alpha-1

Thymosin Alpha-1 (Ta1) is a synthetic version of a peptide your thymus gland naturally produces. The thymus trains your immune cells, and it shrinks as you age.

BEST FOR

immuneinflammation

EVIDENCE

ROUTE

InjectionNasal spray
02

KPV

KPV is a small anti-inflammatory peptide, derived from a naturally occurring hormone your body already makes. It reduces inflammation and fights microbes without the skin-darkening side effects of the full hormone.

BEST FOR

inflammationimmune

EVIDENCE

ROUTE

InjectionOralTopicalNasal spray
03

BPC-157

BPC-157 is a peptide studied for its healing properties, originally isolated from a protective protein in human gastric juice. It's one of the most-researched compounds in this space, with over 100 published studies on tissue repair, gut healing, and inflammation, though the majority of that data comes from animal research.

BEST FOR

recoveryinjury

EVIDENCE

ROUTE

InjectionOral

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Next dispatch · May 2026 · Honest frequency: a few times a month

For the people who want to feel better —
not just look up symptoms.