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A peer-reviewed systematic survey of independent Florida med-spa directorship found that 84% of Florida med-spa providers are nonphysicians , only 22% of clinics have core-specialty MD supervision , 77% of directors lack specialty training , 42% lack board certification , and approximately one-fifth of directors supervise more than one clinic outside their main practice

Analytical Validation and Quality Assurance Commercial research preparations of GHK-Cu are specified at high purity (typically 9899%) and are characterized by standard analytical techniques such as high-performance liquid chromatography (HPLC) and mass spectrometry (MS)

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6 , e1000744 (2010)