Concealer can hide a multitude of things. Most people use concealer to even out their skin tone, lighten dark circles under the eyes, cover scars and discolorations, hide minor breakouts, cover birthmarks and more. I was never really a user of concealer until recently. I noticed about two years ago that the area under my eyes was starting to get a little dark. I invested in a good serum that contained a healthy dose of vitamin C (antioxidants!) which is known to even out blotchy or uneven skin tones. Although this was helpful, the area under my eyes was still
