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Andrew Huberman, a neuroscience professor at Stanford, has stated publicly that "BPC-157 is one of the more interesting peptides because of the gastric juice origin and the acid stability, but the lack of human trials is a real limitation that people tend to overlook." This sentiment reflects the tension between preclinical promise and clinical evidence gaps

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Because Semax is synthetically precise and drives immediate NGF expression, many users feel a sharper focus and heightened verbal fluency within 15 to 30 minutes of administration