I take 50,000 twice a week. My feet went numb that's how I knew I was low
What kind is best for rny gastric bypass? Now 4 weeks post op. I sure miss taking pills.
At my 6 month post op blood work mine was also low. My dr. Told me to add another 5000 daily (10,000 total). I will have it rechecked in 3 mos.