We’ve all suffered from blackheads, but what are they exactly? The technical term is “open comedones” and they look like tiny dark spots on the surface of the skin. They pop up when sebum gets trapped by dead skin cells at the opening of a pore. When the sebum is exposed to air, it oxidises and turns black.

While squeezing blackheads can be satisfying, professional extraction is the safest option. Credit: Getty Images One of the main causes of blackheads is excessive oil production, which is influenced by both genetic and hormonal factors – people with oily skin are more prone to blackheads. Occlusive slugging products that create a protective barrier for the skin mantle and lock in active ingredients can also cause clogged pores.

I know how deeply satisfying it can be to squeeze blackheads, but you really shouldn’t as it might end up pushing the blackhead deeper and can lead to larger pores. Even worse is the possibility of infection caused by the bacteria on your fingers. So, how do you deal with them? Professional extraction is the safest option and we love the facial purists at Jocelyn Petroni in Sydney, who really know their stuff when it comes to mining blackheads.

But there are other ways to tackle this problem using chemical keratolytics including salicylic acid, retinol and glycolic acid, as these exfoliators break down the clusters of skin cells responsible for blackheads. There are numerous treatments, both over-the-counter and by prescription. For mild b.