'I have battled B12 deficiency symptoms for twenty years and it started with a burning sensation in my foot'
![Composite image of a foot and man holding his head in pain](https://www.gbnews.com/media-library/composite-image-of-a-foot-and-man-holding-his-head-in-pain.jpg?id=52147993&width=1200&height=800&quality=90&coordinates=0%2C43%2C0%2C43)
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