Mechanism of action
Angiogenesis & VEGF Modulation
Also called angiogenic signaling
Promoting new blood-vessel growth to support tissue repair, the proposed basis for BPC-157.
Medically reviewed by Dr. Jonathan Snipes, MD
Reviewed for clinical accuracy · Last reviewed July 22, 2026 · Review policy
Quick answer
Angiogenesis is the formation of new blood vessels, and VEGF (vascular endothelial growth factor) is a key signal that drives it. Promoting this process could support tissue repair by improving blood supply to a healing area, which is the proposed mechanism for BPC-157, though it is demonstrated mainly in animals.
Key takeaways
- →Angiogenesis is new blood-vessel growth; VEGF is a central signaling molecule that promotes it.
- →Better blood supply can support healing, the proposed basis for recovery peptides like BPC-157.
- →This mechanism comes largely from animal and lab studies, not controlled human trials.
- →The same pro-angiogenic activity raises a theoretical concern in the presence of existing tumors.
What it is
Angiogenesis is the process by which the body grows new blood vessels from existing ones. VEGF (vascular endothelial growth factor) is one of the main signals that triggers it. In healing, new vessels bring oxygen, nutrients and repair cells to damaged tissue, so influencing angiogenesis is a plausible route to faster recovery.
How it works
Compounds proposed to work through this pathway, most notably BPC-157, are reported in preclinical studies to enhance VEGF signaling and related growth-factor and nitric-oxide pathways, promoting blood-vessel formation at sites of injury. It is important to be precise about the evidence: these findings are consistent in animal models but have not been confirmed in controlled human trials. The same pro-angiogenic activity is also why caution is raised in people with a cancer history, since new vessel growth could in theory support an existing tumor.
Compounds that use this mechanism
Frequently asked questions
What does VEGF do?+
VEGF (vascular endothelial growth factor) is a signaling protein that promotes the growth of new blood vessels, a process called angiogenesis, which is important in healing.
Is promoting angiogenesis safe?+
In healing it is potentially beneficial, but the same activity could theoretically support the blood supply of an existing tumor, which is why caution is advised for anyone with a cancer history. Human data is limited.
Sources
- 1.Compounding and the FDA: Questions and Answers · U.S. Food & Drug Administration