Vitamins Normal Level in the Blood

Vitamin	Source	Another source	Disease caused by a deficiency
Vitamin A	1. 65 to 275 IU/ 100 ml or more than 20 µg /dL (30 to 80 µg /dL)	30 to 60 µg /dL	Degeneration of eye and skin
Vitamin C	0.2 to 2.0 mg /dL	0.4 to 1.5 mg/dL	Scurvy
Vitamin D	0.7 to 3.3 I.U / ml 24 to 69 pg / ml	25(OH)D = 10 to 60 pg/mL 1,25(OH)D = 15 to 60 pg/mL	Rickets Osteomalacia
Vitamin E	more than 0.5 mg/ ml or 5 to 25 µg /dL	0.5 to 1.8 mg/dL	Hemolytic anemia
Vitamin B 1	Whole blood =90 to 140 nmol/L RBCs = 280 to 590 ng/g of Hb		Beriberi
Vitamin B 6	5 to 25 ng / ml	EDTA plasma = 5 to 30 ng/mL	Genaral metabolic defect
Vitamin B 12	200 to 800 pg / ml	205 to 678 ng/mL	Megaloblastic anemia, Pernicious anemia
Folic acid	5 to 21 µg /dL	serum = 2.6 to 12.2 µg /L RBC = 103 to 411 µg /L	Megaloblastic anemia
Vitamin K	0.13 to 1.19 ng/mL	0.13 to 1.19 ng/mL	hemorrhagic disease
Pantothenic acid	Whole blood = 344 to 583 µg /L 24 hours urine = 1 to 15 mg/day		General metabolic defect