10.1136/bmj.287.6396.876 Br Med J
| Key ingredients: Copper peptides, Acetyl hexapeptide-8, acetyl octapeptide-3 This affordable formula features multiple kinds of peptides, including copper peptides, to help target fine lines, wrinkles and dullness, the brand says
Cham: Springer
At 10mg/ml concentration (50mg + 5ml water), a 50mg vial provides: 25 doses at 2mg each 50 doses at 1mg each 16-17 doses at 3mg each This typically supplies 4-8 weeks of use depending on dosing frequency and amount
Optional: thyroid panel if running multi-month plans, since long-term GH stimulation studies have flagged hypothyroidism in a minority of users
However, the mechanism behind this phenomenon is not yet fully understood and evidence from controlled studies remains limited