If you purchase an independently reviewed product or service through a link on our website, SheKnows may receive an affiliate commission. Believe it or not, celebrities’ makeup routines are a whole lot simpler than you’d think. Take for instance, Cameron Diaz, who’s been known to swear by minimalist beauty. And there’s one particular brand that the actress credits for delivering her signature look. Merit Beauty products have become staples in Diaz’s makeup bag, from a multitasking blush to an internet-famous concealer and bronzer. More from SheKnows The Hollywood star recently revealed on Instagram that she can always count on this TikTok-loved brand’s no-fuss products to help her get ready —…