Hello Hello, Welcome to my experience and opinion on this exciting product. Did it work? That's the million dollar question that everyone wants to know. I got you. No, it did not work for me. 1: Product claimed to help skin look brighter and feel firmer in 10 days! -My skin did not look brighter nor firmer in 10 days. 2: The serum is formulate with 11 ingredients so it should spread easily without stickiness. -It does spread easily on the face without sticking while applying but your face will be tacky after application. It takes a while for that tackiness to go away. Some people might like that tacky feeling and some might not. It doesn't bother me. 3: Apply 4-5 drops in the palm of your hand then use fingertips to apply to clean dry face. -Nope, don't do that! The serum will literally evaporate in your palm. I don't know why they would tell you to do that. I tried that at first and quickly realized that was not going to work. You will have to drop one or two on one c...