What does exist falls into a few categories, none of which meets the bar that the word clinical ordinarily sets: Historical and patent-era work
A copper peptide body wash with 4000 mg of GHK-Cu and AHK-Cu per 8 oz (237 mL) bottle, bringing the peptides from our face and body lineup into the shower
Horst A, Kolberg C, Moraes MS, Riffel APK, Finamor IA, Bell-Klein A et al
If you want to compare sampling options, our guide to Thyroid Blood Tests - Fingerprick or Whole Blood
Testing by a separate research group identified detectable levels of PFAS ("forever chemicals") in one-third of popular brands of green tea, according to a recent report
CHIKV titers were evaluated in atleast 5 individual mosquitoes using plaque assay at every time-point in each experiment and every experiment was performed atleast thrice independently