What is the opinion of Reddit about the
Mizon Placenta Ampoule 45 (1.01 fl oz)?

Ah, sorry 🙁 I’m not familiar with any international shipping serums besides The Ordinary, sadly, but as for ampoules, I’ve heard a lot of good things about Mizon Placenta 45 Ampoule. I’ve always been too squeamish to try it but it may work for you! Niacinamide is the 4th ingredient