But the one on everyone's lips - literally! - are lip oils, and Dior Lip Glow Oil to be exact. The brand's lip oil has been touted on social media as the must-have lip treatment of the moment.

Dior Lip Oil (official name: Dior Addict Lip Glow Oil) launched in 2020 and became a TikTok beauty sensation not long after, as more and more people discovered its unique and truly impressive powers.

Dior Addict Lip Glow Oil promises to give gloss and “deeply protect and enhance the lips, bringing out their natural colour”. But what does a beauty expert make of the recent lip oil phenomenon?