When copper is in excess, it can cause oxidative stress and damage to cells, which increases the demand for glutathione to neutralize the free radicals produced
You must also be 18 or older and not have disqualifying medical conditions including medullary thyroid carcinoma, MEN2 syndrome, active gastroparesis, or history of pancreatitis
There is a very short study on Methionine restriction involving a small sample size of human patients
That said, there are clinical trends: The prescribing information for Ozempic mentions alopecia, or hair loss, as a documented side effect
For skin concerns, GHK-Cu may be included in topical products, serums used during or after microneedling, or as part of a broader protocol with other skin rejuvenation peptides or regenerative therapies