For better or worse, retaining a youthful appearance is a common aspiration for many of us in terms of our looks. The anti-ageing industry is worth billions of pounds worldwide.

We’re told that specific creams and moisturisers can help banish unwanted wrinkles and lines in our skin, while hair dyes can be used to cover up grey hairs. And in some cases people will seek anti-ageing cosmetic treatments like Botox.

But if you’re after something less invasive, it is possible to roll back the…