Hai,
Good evening,
Deficiency doesn't mean lower than the normal level it also mean higher than the normal level. In both cases the function of the nutrient will get affected.
Next Steps
In this case 100pg/ml is lower than the normal level. Hence it is said to be deficient.
Health Tips
Consult with the doctor. To get diet plan regarding this, plz do contact me via practo. Have a healthy day!! 😊
Thank you
With regards
Dt Chithira