Australian Approved Name (AAN): Zinc sulfate
Common names and synonyms: Zinc sulfate anhydrous; Zinc sulphate
Organic/Inorganic: Inorganic
Molecular formula: ZnSO4
Molecular weight: 161.45
Conversions (% zinc): 40.5
RDI for Zinc as per NHMRC:
Infants – 0-6 months – 2 mg/day (AI)
Infants – 7-12 months – 3 mg/day
Children – 1-3 years – 3 mg/day
Children – 4-8 years – 4 mg/day
Children – 9-13 years – 6 mg/day
Boys – 14-18 years – 13 mg/day
Girls – 14-18 years – 7 mg/day
Men – 14 mg/day
Women – 8 mg/day
Pregnancy – 14-18 years – 10 mg/day
Pregnancy – 19-50 years – 11 mg/day
Lactation – 14-18 years – 11 mg/day
Lactation – 19-50 years 12 mg/day
Maximum daily dose: 50mg of Zinc (when for internal use)
Mandatory component: Zinc (when used internally)
Warnings and Restrictions: For topical use, the concentration of zinc sulfate must be no more than 5%.
When for internal use and the maximum recommended daily dose is more than 25mg but no more than 50mg of zinc, the medicine requires the following warning statement on the medicine label:
ZINC – WARNING: May be dangerous if taken in large amounts or for a long period. OR WARNING: Contains zinc which may be dangerous if taken in large amounts or for a long period (or words to that effect).
Allowable purpose of the ingredient: Active. Excipient
TGA reference: British Pharmacopoeia (modified)