1. Clinique Anti-Blemish Solutions Blemish + Line Correcting Serum ($60; at clinique.com.au)
The hard truth is that acne doesn't just disappear after you graduate from high school. At a certain point, adult acne becomes an issue you're dealing with on top of anti-ageing. Clinique's multi-tasking serum addresses blemishes, fine lines, and wrinkles in a single step.
Juice Beauty Blemish Clearing Serum ($39; at freepeople.com)
Sensitive skin types listen up: This organic blend is formulated with naturally-derived salicylic acid in conjunction with fruit acids, so it won't ever over-exfoliate your temperamental complexion.
Mario Badescu Anti-Acne Serum ($28; at mecca.com.au)
Don't underestimate the power of this tiny bottle. A thin layer is all you need to keep breakouts under control, thanks to salicylic acid.
Estée Lauder Clear Difference Advanced Blemish Serum ($130; esteelauder.com.au)
Not only does this hard-working serum treat pimples as they appear, it also works to prevent new ones from popping up—pardon the pun—thanks to oil-controlling salicylic acid.
Skinceuticals Blemish + Age Defense Serum ($98; at adore beauty.com.au)
Ageing skin and acne can be tricky concerns to treat, which is where this serum steps in. It uses a blemish-busting formula including salicylic and glycolic acid, to reduce the size of enlarged pores, control oil production and smooth the skin’s texture.