According to some studies, in the Follicular Phase low hormone, the training focus is recommended to be on strength/power training (low repetitions and high weights) and high-intensity endurance and speed training
In cartilage research, a 2015 study in a collagenase-induced knee osteoarthritis rabbit model showed that combined AOD-9604 and hyaluronic acid injections were significantly more effective than either treatment alone, with treated groups showing lower gross morphological and histopathological scores
The "right" dose sits in a narrow window that depends on: Delivery method - injectable GHK-Cu vs topical GHK-Cu vs oral/sublingual GHK-Cu Goal - skin rejuvenation , hair and scalp support, wound healing , general anti-ageing Individual factors - age , skin type , baseline GHK levels , other peptides being stacked Natural plasma GHK falls from roughly 200 ng/ml at age 20 to around 80 ng/ml by age 60
(18) suggest that the undetected induction of CD8 + T cell responses could explain at least some of the contrasting outcomes reported by several experimental studies and clinical trials