PMID: 26828774
Possible side effects include: Injection site pain, redness, or bruising Unwanted facial or body hair growth Copper imbalance, which may cause headaches, nausea, or fatigue Flushing or histamine-type reactions in sensitive individuals Injectable copper peptides may not be appropriate for individuals with liver conditions, disorders of copper metabolism (such as Wilsons disease), or significant inflammatory sensitivity
Collagen supplements : Collagen is a structural protein that lends strength, structure, and suppleness to the skin
Evidence is mixed
If you are dealing with persistent anxiety, the most evidence-backed path today is still therapy, lifestyle changes, and, when appropriate, established medications, with a qualified provider guiding the plan
The extinction coefficient of 9.6 mM -1 cm -1 , corrected for the 96-well microplate light path, was used