Vinegar has been used for thousands of years to do everything from pickling and preservation to medicine. Right now, the spotlight is on apple cider vinegar's antimicrobial and antioxidant properties.
If you'd like to browse other toners, LookFantastic has The Ordinary Glycolic Acid 7% Exfoliating Toner priced at £11.50. Boots is selling the Liz Earle Instant Boost Skin Tonic for £18.