Available at Super-Pharm. Kérastase Night Serum (credit: PR) The promise: a leave-in night serum that deeply nourishes hair while you sleep. We've heard a lot about this serum. Fortunately ...

Hair stylist Queila from @mybeautysquad has revealed how fans can achieve the same glossy locks as Meghan Markle - including her favourite serum to ... as the hair oil, Kerastase have also ...