Between cleansing balms, glow-getting serums and firming treatments (not to mention the 10 other steps in between), your skincare fund can really add up. To break the bank on a single product? You gotta know it’s good before you drop enough for a week’s worth of groceries. Here, we tapped five beauty-obsessed pros — makeup artists, a dermatologist, influencers who have their pick of all the products — to spill on their pricey-but-rewarding must-haves. From super-brightening vitamin C serums to a luxe face mist that you’ll want to apply all day everyday, these perfect picks get their stamp of spending approval.