GHK (glycyl-L-histidyl-L-lysine) is a human tripeptide whose copper(II) affinity is similar to the copper transport site of albumin; with copper it forms GHK-Cu.
A claim's standing is its latest row in an append-only history; a tombstone names the later evidence and the reason. The Graveyard and the Resurrection Yard.
Negative findings
failure is information
Nobody has filed a failure yet. Failures are information; this list is waiting for an honest one.