Doctor hand after applying obviously show reduce in pigmentation... Hand is much more lighter.. Husband also say after 2 day see reduction... Saying dermatix not going to help for pigmentation.. Ask doctor to request.. She ask to refer Dr. Ng.. As she got no patient after mCo.. Very less patient... Dr. Ng got more patients.. Saying recently got burn patient of staff.. Suggest her to use early stage can see even better result.. Early prevention.. Ask discuss with Dr. Ng first.. If he not okay she only request.. She will support the product.. She now mainly use free sample from dermatix giving monthly 