GHK-Cu also stimulates both collagen synthesis and matrix metalloproteinases that break collagen down, so unbalanced or excessive use could in principle disrupt extracellular-matrix homeostasis
Endocrine Practice, 29 (6), 731-741
[1] However, some patients have reported experiencing leg pain or other musculoskeletal symptoms during treatment
It reflects practitioner convention, not guideline-endorsed protocol
Factors such as perinatal maternal stress, mode of delivery, environmental exposures, and genetic factors significantly influence the composition of the offsprings gut microbiota and can alter behavior and Central nervous system (CNS) structure (4150)
Thompson recommends checking for lymphadenopathy as part of the routine exam (expert opinion)