Yes, different facial areas and body regions often benefit from different concentrations
Second, even taken at face value, an assay-specific potency ratio is not a measure of whole-organism effect: it does not mean Dihexa is millions of times more effective in a living brain, where absorption, distribution, and signaling context all differ
Within the research-use-only designation that travels with each vial, sale to qualified Canadian research professionals for in vitro laboratory study is permitted
Other important elements that form skin whitening injections are kojic acid, stem cells, vitamin E, collagen, and ascorbic acid
A little goes a long way, so use sparingly
Besides, it has a very thin consistency, and you can use it as a toner before any other treatment, to reinforce the skin regime