Most effective depends on the goal: GHK-Cu tends to be most effective for global skin rejuvenation (texture, fine lines, recovery after procedures)
B12 injections can enhance red blood cell production, oxygen delivery, and metabolism, all of which support stamina, recovery, and endurance
assessment should be based on clinical response and FBC if indicated
Individuals should be advised to: Maintain adequate hydration , especially during gastrointestinal side effects Report concerning symptoms immediately, including severe abdominal pain, persistent vomiting, right upper quadrant pain, chest pain, or rapid heartbeat Monitor blood pressure and heart rate at home if they have cardiovascular conditions Attend regular follow-up appointments for ongoing assessment In the UK, patients receiving Wegovy through specialist weight management services will have structured follow-up according to NICE guidance (TA875), including assessment of treatment response and continuation criteria
& Parthasarathy, S
