According to Orbis Research, consumers spent $43 billion (£33 billion) onanti-ageing products in 2018 – from lactic-acid-based anti-wrinkle creamsto collagen peptide tablets and anti-oxidant co-enzyme Q10 pills. Researchfrom Pitchbook estimates that $559 million in venture capital was investedin US anti-ageing companies in 2017. These include California-based BioTime,which is developing treatments using embryonic stem cells to rebuild celland tissue function; CohBar, working on editing the mitochondrial genome toregulate metabolism and cell death; and Google sister company Calico, whichhas a $2.5 billion budget for research into solutions for age-related diseases.“Everyone is searching for a magic pill that will cure ageing,” explains Richard Siow,who heads up ageing research at King’s College London. “The truth is, lifestyle anddiet changes are the most realistic way to extend your life. You can’t just adopt theseas you get older. You need to start young – we’re ageing from the moment we’re born.”Of course, diet and exercise alone won’t enable humans to achieveimmortality. We profile the scientists and startups trying to hold back time.09-19-FTimmortality.indd 120 10/07/2019 22:28