The Vitamin B Complex Profile consists of 8 tests to assess the levels of different B vitamins in the body. The tests include B1(Thiamine), B2 (Riboflavin), B3(Niacin), B5 (Pantothenic acid), B6, B7(Biotin), B9(folic acid)and B12(cobalamin) to determine the value of each type of Vitamin B in blood. These tests help evaluate nutritional status, identify deficiencies and guide treatment strategies.