Do you need vitamin supplements? We put them to the test to see if they really do anything.
“Subscribe to Earth Lab for more fascinating science videos –
All the best Earth Lab videos
Best of BBC Earth videos
Taken From Trust Me I’m A Doctor. This series promises to get the answers to everything you ever wanted to know about colds, sleep, stress, headaches, hearts, sun-creams, exercise and much more. Each week our team of highly reputable doctors will tackle 10 top questions about the health of the nation.
Here at BBC Earth Lab we answer all your curious questions about science in the world around you. If there’s a question you have that we haven’t yet answered or an experiment you’d like us to try let us know.