Niacinamide Dosage
Applies to the following strengths: 100 mg; 500 mg
Usual Adult Dose for:
Usual Pediatric Dose for:
Additional dosage information:
Usual Adult Dose for Niacin Deficiency
US Recommended Daily Allowance (RDA):
- The Food and Nutrition Board defines 1 Niacin Equivalent (NE) as 1 mg niacin or 60 mg of tryptophan (which can be converted to niacin in the body).
Female: 14 mg NE
Tolerable Upper Intake Level (UL) (all genders): 35 NE
500 mg tablets: 1 tablet daily
Usual Pediatric Dose for Niacin Deficiency
US Recommended Daily Allowance (RDA):
- The Food and Nutrition Board defines 1 Niacin Equivalent (NE) as 1 mg niacin or 60 mg of tryptophan (which can be converted to niacin in the body).
0 to 6 months: 2 mg Niacin Equivalents (NE)
7 to 12 months: 4 mg NE
1 to 3 years: 6 mg NE
4 to 8 years: 8 mg NE
9 to 13 years: 12 mg NE
14 to 18 years, male: 16 mg NE
14 to 18 years, female: 14 mg NE
Tolerable Upper Intake Level (UL):
0 to 12 months: not established
1 to 3 years: 10 mg NE
4 to 8 years: 15 mg NE
9 to 13 years: 20 mg NE
14 to 18 years (all genders): 30 mg NE
Renal Dose Adjustments
Data not available
Liver Dose Adjustments
Data not available
Dose Adjustments
US Recommended Daily Allowance (RDA):
- The Food and Nutrition Board defines 1 Niacin Equivalent (NE) as 1 mg niacin or 60 mg of tryptophan (which can be converted to niacin in the body).
Lactation, 14 years and older: 17 mg NE
Tolerable Upper Intake Level (UL):
Pregnancy or lactation,14 to 18 years: 30 mg NE
Pregnancy or lactation, 19 and older: 35 NE
Precautions
CONTRAINDICATIONS: Hypersensitivity to the active ingredient
Consult WARNINGS section for additional precautions.
Dialysis
Data not available
Other Comments
Patient advice:
- Flushing can be reduced by taking with food, slowly increasing dose, or developing tolerance.
More about niacinamide
- Check interactions
- Compare alternatives
- Reviews (3)
- Side effects
- During pregnancy
- Drug class: vitamins
Patient resources
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.