It may be time to replace your kit.
Here, Dowdall explains how long each of your make-up essentials should be kept for, so you know what to keep and what to replace this month.
POWDER FACE PRODUCTS
“Powders have the longest life: they can last up to 18 months. They don’t contain water so that makes it more difficult for bacteria to grow, but some contemporary powders do contain oils and emollients that can degrade a little faster than classic formulas.”