[Product Question] has TO’s niacinamide and zinc formula actually helped anyone?

Beauty Tips For Body Care
When I type it in this Reddit’s search feed all of the posts are about it breaking out their skin. There’s only one success story that I’ve seen. Now I’m wondering why it’s even recommended lol. I’ve been on it for a couple weeks and haven’t broken out thankfully but not much has been happening in general.Any success stories?
Girls Blog 2015
Submitted by thefruitslicer