Vitamin D Deficiency - is it making you grumpy?

Noticing a lot of grumpy people in your life at the moment? Dr. Vincent breaks down Vitamin D Deficiency.

Dr. Vincent Candrawinata, (affectionately known as Dr. Vincent), the worlds foremost expert on phenolics antioxidants and founder of Renovatio, has revealed that a lot of people are currently experiencing Vitamin D deficiency and they don't realise it.

Dr. Vincent is also a respected clinical nutritionist and food scientist who is regularly called on to comment on issues of health and wellness.


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