Doctors say we need them. Advertising encourages us to take them. And –with industry estimates of more than £36bn being spent on them worldwide – we are clearly buying them. Yes, we’re talking about supplements – things that

most people will agree are good for us. But what if we don’t really need them? This is the question I try to answer every day at Our agenda is simple: to tune out the hype and see what science has to say. A recent survey

has shown that multivitamins, protein powders, fish oil, vitamin D and glucosamine are among the most popular supplements. But are they doing us any good?

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