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A 2023 safety review ( Clinical, Cosmetic and Investigational Dermatology ) analyzed 12 studies (n=512): most common adverse events were transient erythema (4.2%) and pruritus (2.8%)

Hasan GM, Anwar S, Shamsi A et al (2024) The neuroprotective potential of phytochemicals in traumatic brain injury: mechanistic insights and pharmacological implications

The FDA's classification indicates the need for more rigorous investigation, impacting the availability and distribution of BPC 157

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Copper Binding Properties of the Human Tripeptide GHK Human peptide GHK was isolated in 1973 as an activity in human plasma that caused old human liver tissue to synthesize proteins like younger tissue [10]