'I use a sagging eyelid serum sparingly - but have seen good results on lines in 4 weeks'
Beauty buffs who 'swear by' retinol to target sagging eyelids and puffiness insist they've seen 'rapid results' from a £24 Medik8 serum. The serum uses science to help encourage collagen production and prevent its breakdown, for more youthful-looking skin over time.


