Different blood testing done to determine the cause of a 12.8 hgb. all them good except b-12 = 1025 pg/ml and mma=0.15 what does this means?

What are normals?: This depends on the normal values for the lab that these tests were performed in. The results appear normal, but check the lab's normals. The hemoglobin is either normal or very close to normal.

Mild anemia: It means that you do not have vitamin b 12 deficiency and you have a mild anemia and you doctor still needs to find out why.