197" b12 numbers (lower than normal.. low vit d, low liver ) with higher rbc and hemotorcit. can i take b12 with high rbc and hemotocrit numbers if i am low for years on b12? i have neck tightening and brain shocks everyday? past pancreas swelling?

Low B12 should be properly evaluated and supplemented Ask your doctor to check intrinsic factor antibodies

You appear to be experiencing some symptoms which are representative of low B-12 levels. Certainly, may be valuable to uncover causation, but need to start elevating levels to normal. Most rapid approach is via injections once monthly. Work with your doctor.