On one hand we see that the IGF-1 axis encourages development, growth, and injury repair
Multi-dose vials: Each needle puncture creates potential entry point for contaminants After 10-15 punctures, seal integrity weakens Recommendation: Use vial within 28 days even if seal appears intact Single-dose draws: If drawing entire vial in one session, seal integrity not an issue Can preload syringes for convenience (store in fridge, use within week) Extending shelf life: tips and tricks While 28-30 days is standard, these practices maximize longevity
Scott R, MacPherson A, Yates RW, Hussain B, Dixon J
Epub 2019 Dec 23
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To put that into perspective: Many participants also experienced improvements in: Waist circumference Blood pressure Cholesterol levels Blood sugar control Overall metabolic health Importantly, individual results can vary significantly depending on factors such as diet, exercise habits, medication adherence, sleep quality, and underlying health conditions