Australian Approved Name (AAN): Zinc oxide
Common names and synonyms: Pigment white 4
Organic/Inorganic: Inorganic
Molecular formula: ZnO
Molecular weight: 81.39
Conversions (% zinc): 80.34
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: 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).
When used in primary sunscreen products, the following warning statements are required on the label:
AVOID – Avoid prolonged exposure in the sun (or words to this effect).
SUNPRO – Wear protective clothing – hats and eyewear when exposed to the sun (or words to this effect).
Allowable purpose of the ingredient: Active. Excipient. Homeopathic
TGA reference: British Pharmacopoeia