When stylist Justine Marjan loaded Ashley Graham's hair with blingy statement barrettes at last year's Met Gala, the look felt so extra — and perfect for a larger-than-life event like the Met Ball.

Let's be real: the million-plus strong r/SkincareAddiction subreddit is an absolute gold mine of skin care tips and advice. One Reddit-approved ingredient that's been grabbing our attention lately? Azelaic acid.

The thing about skin care is that it's extremely relative. For example, a miracle serum your best friend swears by might make you break out, or a product that everyone touts on Insta might just be meh in your experience. That said, there are some consistencies when it comes to the skin care ingredients we ought to avoid. So we asked skin care experts to share the ingredients that are particularly problematic... and what signs to look for regarding an allergic reaction.

As summer finally comes to a close, gone are the carefree fruity and floral scents of the season... and in are the deep and spicy aromas of autumn. And yes, it's always tempting to swap out your eau de parfum along with the season.

Does your face redden or break out easily? And, no, not because you're embarrassed that you just ran into your crush dressed like a frazzled third grade teacher from the mid 90s... in this case, we're talking about sensitive skin and all the stipulations that come with it.