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The Vitamin D Challenge Getting necessary amounts of vitamin D can be particularly challenging during the winter season typically from November to March when there are fewer hours of sunlight and when the sun itself is less intense
Energy production (metabolism) Neurological (brain) function Vitamin B12 plays a key role in the normal functioning of the brain and nervous system
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It is also a common entry point for people who are curious but not ready for needles
Treated aged mice showed restored coat density, better kidney markers, and improved physical activity
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