Vitriv C (500 mg) 500mg - 10 Tablets (Ascorbic Acid (Vitamin C)) drug information. Find its price or cost, dose, when to use, how to use, side effects, adverse effects, substitutes .

The review adds that ascorbic acid levels below 0.2 mg per deciliter of blood indicate severe vitamin C deficiency. Doctors may also conduct a skin biopsy to help with diagnosis.