Horizon

Horizon

Dokumentar, Vitenskap • Storbritannia

Fre 10. apr 08:05 - 08:55BBC Earth
Many people take a vitamin or mineral supplement every day, but it is questionable what these pills sold on every high street actually do. Digging deeper than the eye-catching words on the packaging, Dr Giles Yeo investigates who really needs a supplement by putting diets to the test.