A have a B6 level of greater than 100. I have nerve damage, neuropathy, headaches, depression, and trouble with balance when walking, I had a gastric bypass REVERSAL after suffering with constant sickness since then I have not taken any vitamins except One a day womens for menapause and I only took that for a week before I had my blood drawn, what has caused this and will the damage to my nerves be reversable?