Ebv came back positive, vitamin d low, vitamin b6 high. what does this mean?

Many things: Ebv positive can just mean past exposure. A low vit d 3 indicates a need for vit d3 but one should look for stressors that increase free cadmium that breaks down 25-oh vit d3. A high level of vit b6 may just mean that one took a supplement with b-6 close to the time the blood was drawn. Develop a healthy life style, avoid dairy, wheat, and sugar which can cause diarrhea and yeast overgrowth.