So last year, I stumbled across an article in cosmopolitan, by Laura Capon, who decided to see how much makeup she could use in a year, if she fully finished a product before moving on to another one. After looking at my pretty huge stash of supplies, I thought this was the intervention from God that I required. So as of New Year's Day 2018, I decided to save everything I used and evaluate how much I actually need! PRIMERS I use primer as a moisturiser so it doesn't shock me that I went through 4 in a year, as I pretty much wear this everyday, even without makeup. On average that means one lasts me about 3 months, which I ain't mad about. Smashbox Primeriser £30 (£90 as I used 3), MAC Strobe Cream in Pinklite £25 Total = £115 FOUNDATION So I also got through 4 foundations this year. As you can see some of these colours are darker, as I used them in summer, and also didn't use as much as it was flipping' hot. So again if I use sparingly one bottl...