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mdpi.com A firstinhuman tolerability trial administering IV BPC-157 to healthy volunteers showed good safety profiles at doses up to 0.5 mg/kg, setting the stage for future clinical pharmacokinetic and safety assessments

General anti-aging serum: Community and commercial formulations commonly fall in the 0.1-0.5% range, bridging the clinical trial concentrations for skin aging and wound healing applications

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They often include vitamin B12, which is well-known for improving energy and reducing fatigue

Our oral-versus-injection BPC-157 comparison discusses the formulation question in more detail