They will also set an upper limit on the total weekly dose (for example, some experts recommend not exceeding ~300 mg per week in subcutaneous dosing without further evaluation) to minimize any risk of adverse effects
The vertex (crown) often shows different permeability than the frontal hairline, which may explain why some areas respond differently to topical treatments
2010;32(9):11257 Patel V, Fisher M, Voelker M, et al
For deep wrinkles, many practitioners recommend combining copper peptides with other interventions: professional treatments, injectable options, or at minimum higher-concentration copper peptide protocols that maximize product delivery to deeper skin layers
The mechanisms of photolysis at the molecular level represent a complex problem, and only recently has it become possible to use computational methods to understand the photolytic properties of cobalamins, and provide a detailed comparison with experiment