Microneedling, LED masks, Botox in a bottle - these are just a few of the many cosmetic trends we're bombarded with on a daily basis. But what works, what doesn't and what could actually do more harm than good? Francesca and Louise sit down with cosmetic medicine expert Dr Sarah Hart to separate hype from reality. They also dig into skincare essentials, and the truth about trending ingredients like peptides and exosomes.See omnystudio.com/listener for privacy information.