Both modifications exist for the same reason, and this is the point most secondary descriptions get wrong by treating them as two unrelated features
Peptides with cationic motifs utilize electrostatic interactions to target and bind negatively charged phospholipids in cell membranes, thereby facilitating their entry into cells 55
In addition to being a weak correlation, we need to keep in mind that this is a correlation, which means it shows a link but not a causal relationship (which is to say, we know there is a weak link between weight loss going down and uACR going down, we dont know that the weight loss causes the drop in uACR.) It could be that another factor, for example, shared behavior changes between the people who lost weight in both the placebo and treatment group could have led to the drop in uACR
B12 deficiency can affect anyone, regardless of dietary choices
This is an added safety measure to protect the very top layer of the skin, which is the area most prone to damage with laser treatments, especially in patients with darker skin