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All positive BPC 157 efficacy data comes from animal studies, most using intraperitoneal or subcutaneous injection at roughly 10 micrograms per kilogram body weight in rodents

If your primary concern is hair, AHK-Cu's more targeted research base becomes the more relevant one

In clinical trials, nausea affected roughly 20 percent of participants in the early weeks

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Reich N, Hlscher C (2024) Cholecystokinin (CCK): a neuromodulator with therapeutic potential in Alzheimers and Parkinsons disease

Stroke and TIA Sudden left arm numbness or weakness, especially paired with facial droop or speech issues, suggests a brain event on the right side