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It has shown promise in animal studies for promoting tissue healing, including in joints, by accelerating the repair of muscles, tendons, and ligaments, reducing inflammation, and potentially aiding in pain relief

While one may think injecting in the area around the belly button is a good idea given that it is easily accessible and provides a good amount of subcutaneous tissue, it should be avoided as this area is more sensitive and prone to cause discomfort

A middle shelf, toward the back, is the sweet spot

VIP itself is a multi-system neuropeptide studied for receptor-mediated signaling through VPAC1 and VPAC2 receptors