Serum Immortelle SAVED THE DAY This is my personal journey about using Tretinoin AKA Retin-A , (a form of retinoid) on my skin. It has, at times , been both a little scary and confusing- in fact I nearly threw in the towel after a few unnerving days. I did after a few trials and errors find a way to get it to work for me and so I’ve put together some of my personal experience and tips that I have learned along the way. I hope this will help others to minimise irritation such