It is the buyers responsibility to ensure that all purchases and usage comply with applicable laws and regulations
Easy measuring: At ~3.33 mg/mL, 1 unit 33.3 mcg on a U-100 syringe, so 100 mcg 3 units and 300 mcg 9 units small, readable volumes on the U-100 scale
Oral capsules and tablets offer a non-invasive alternative
Ransohoff RM (2018) All (animal) models (of neurodegeneration) are wrong
Research shows that this small tripeptide functions as a biological signaling molecule, activating pathways involved in wound healing, angiogenesis, and extracellular matrix remodeling
However, these studies are still limited to lab only, and cant be directly applied to human use