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The sequence (Gly-Glu-Pro-Pro-Pro-Gly-Lys-Pro-Ala-Asp-Asp-Ala-Gly-Leu-Val) was isolated by Croatian researcher Predrag Sikiric and his colleagues in the 1990s, who discovered that this fragment retained the protective biological activity of the parent gastric compound

You rotate injection sites daily to prevent tissue buildup

Vitamin B12 is good for keeping our bodies healthy by helping with energy production and supporting nerve function

Limitations: No modern trials have replicated this in younger, healthy populations

The compound is supplied as a lyophilized white-to-off-white powder in a sealed amber-glass vial under inert gas