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Why scientists use vitamin D, turmeric and other supplements

About a billion people are vit D deficient and their immune systems are at risk; a great healer, turmeric can even be used to cure cancer

Vitamin B supplements, medicine
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Vitamin B supplements. Photo: Wikimedia Commons

Simon Bishop & others | The Conversation

Supplements are a multi-billion dollar industry. But, unlike pharmaceutical companies, manufacturers of these products don’t have to prove that their products are effective, only that they are safe – and that’s for new supplements only.

We wanted to know which supplements are worth our attention (and money) so we asked six scientists – experts in everything from public health to exercise physiology – to name a supplement they take each day and why they take it. Here is what they said.

Turmeric

Simon Bishop, lecturer in public health and primary care, Bangor University

Turmeric is more familiar as