VIP (Vasoactive Intestinal Peptide)
VIP is a 28-amino acid neuropeptide with wide-ranging effects throughout the body. It acts as a neurotransmitter, neuromodulator, and immune regulator with particular importance in gut and lung function.
Mechanism of Action
Binds to VPAC1 and VPAC2 receptors to modulate immune responses, regulate circadian rhythms, promote vasodilation, and support barrier function in gut and lungs. Has potent anti-inflammatory effects.
Typical Dosage (Research)
Intranasal: 50-200mcg 1-3 times daily for chronic inflammatory conditions. Some protocols use subcutaneous administration. Dosing varies by condition.
Intranasal is most common for inflammatory conditions. Subcutaneous injection also used. Must be stored cold and protected from light.
Side Effects & Risks
May cause nasal irritation, flushing, headache, or temporary diarrhea. Generally well-tolerated at standard doses.
May affect blood pressure due to vasodilatory effects. Limited human research for many applications. Quality and stability concerns.
Who Uses VIP (Vasoactive Intestinal Peptide)
Those with chronic inflammatory conditions (CIRS/mold illness), gut dysfunction, individuals seeking immune modulation.