The Ordinary needs little introduction. Its range of skincare is the GOAT when it comes to affordable, no-nonsense, effective formulas. From its pocket-friendly yet effective retinal (£15.20, ...

so it comes as no surprise that we have K-beauty to thank for the surge of skin (aka facial) essences cropping up in our bathroom cabinets. But what exactly do skin essences do, and is it worth using?

Typically priced at £25.99, Cosrx's Advanced Snail 96 Mucin Power Essence is cheaper than half price, retailing at just ...

How? Well, the essence works to hydrate and condition the skin, but also prep the skin for an oncoming slew of serums, oils and creams and promises to increase the penetration of other skincare ...

Advanced Snail 96 Mucin Power Essence: This lightweight, deeply hydrating essence plumps, firms and soothes the skin. Users have also praised its versatility, with many claiming it works wonders ...