I have been obsessed with Amazon lately. That is no understatement. At any one time over the past couple months I have had multiple orders at a time on Amazon. It’s a problem. I was doing a casual browse, looked up Amazon’s best selling beauty items, and this just happened to be one of them. Today I’ll be talking all about an amazing (and affordable) Vitamin C Serum that I found on Amazon! What is a serum? A serum is a skincare step that is essential to me. I apply mine at night after I tone and before I moisturize. The way serums and moisturizers differ is that a serum contains…