Ascorbic Acid Dosage
Medically reviewed on November 20, 2017.
Applies to the following strengths: 500 mg; 500 mg/mL; 90 mg/mL; 60 mg; 250 mg; 100 mg; 1000 mg; 250 mg/mL; 222 mg/mL; 500 mg/5 mL; 1500 mg; with bioflavonoids 500 mg; sodium; 250 mg/5 mL; with bioflavonoids; 25 mg
Usual Adult Dose for:
Usual Pediatric Dose for:
Additional dosage information:
Usual Adult Dose for Dietary Supplement
Oral, IM, IV, subcutaneously: 50 to 200 mg/day.
Usual Adult Dose for Urinary Acidification
Oral, IM, IV, subcutaneously: 4 to 12 g/day in 3 to 4 divided doses.
Usual Adult Dose for Scurvy
Oral, IM, IV, subcutaneously: 100 to 250 mg once or twice daily for a minimum of two weeks.
Usual Pediatric Dose for Dietary Supplement
Oral, IM, IV, subcutaneously: 35 to 100 mg/day.
Usual Pediatric Dose for Urinary Acidification
Oral, IM, IV, subcutaneously: 500 mg every 6 to 8 hours.
Usual Pediatric Dose for Scurvy
Oral, IM, IV, subcutaneously: 100 to 300 mg/day in divided doses for a minimum of two weeks.
Renal Dose Adjustments
Data not available
Liver Dose Adjustments
Data not available
Some injectable products may contain sulfites which may cause allergic-type, including anaphylactic-type, reactions in some patients.
Products containing benzyl alcohol are considered contraindicated for use in infants.
Ascorbic acid is dialyzable and supplementation may be necessary. There are no data on the precise supplementation dose needed; however, one author recommends <= 500 mg orally daily.
IM is the preferred parenteral route of administration.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
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