Vitamin D is the world’s favorite supplement. Governments around the world recommend people take the supplement for at least six months out of the year. But do we really need these pills? Do they even work? And could they actually be harming us?
In this episode, two ZOE scientists - Professor Tim Spector and Dr Federica Amati reveal the truth about vitamin D.
Tim is scientific co-founder of ZOE and professor of epidemiology at King’s College London. Federica is head nutritionist at ZOE and author of the Sunday Times bestseller ‘Every Body Should Know This’.
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Timecodes:
00:00 The sunshine vitamin
01:50 Quickfire questions
04:05 What is vitamin D?
07:12 Is sunlight the best source of vitamin D?
09:40 Does vitamin D keep my bones strong?
15:34 Are vitamin D levels a marker of good health?
20:00 What counts as normal levels of vitamin D?
24:42 Supplement controversy
29:10 Do calcium supplements help bones?
31:29 Can I take too much vitamin D?
37:50 Could vitamin D prevent these health conditions?
42:54 Tim’s sunscreen controversy
46:46 Vitamin D and immunity
Books by our ZOE Scientists:
Mentioned in today’s episode:
Other ZOE Science & Nutrition episodes to try:
- What to eat to avoid osteoporosis with Prof. Tim Spector & Prof. Cyrus Cooper | Listen on Apple or Spotify
- Mushrooms as medicine: Uncovering the health secrets of fungi | Listen on Apple or Spotify
Have feedback or a topic you'd like us to cover? Let us know here.
Episode transcripts are available here.