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Vitamin C in Australia: limits and prices
TL;DR
The Australian/NZ NRVs set no formal upper limit for vitamin C but describe 1,000 mg/day as a prudent limit. NIH ODS notes high intakes may contribute to kidney stones.
Upper limit
The NRVs say it is not possible to establish a UL for vitamin C, but 1,000 mg/day is a prudent limit. [1]
Safety notes
NIH ODS notes concerns that high vitamin C intakes could contribute to kidney stones. [2]
Prices in Australia
Coles online, listed shelf price checked 15 Oct 2026 (search results; specials marked). Prices change often. This is not an endorsement or a recommendation, and no affiliate links are used. Chemist Warehouse, Priceline and iHerb: price check pending.
| Product (as listed) | Price |
|---|---|
| Nature's Way Vitamin C Sugarless 500mg (320 pack) | A$12.50 (special; was A$25.00) |
| Cenovis Mega Vitamin C 1000mg Tablets (60 pack) | A$9.50 |
| Cenovis Sugarless Vitamin C 500mg Tablets (160 pack) | A$18.50 |
FAQ
Is 1,000 mg tablets too much?
Total all your products, including multivitamins and immune blends, and ask your pharmacist.
Sources
- Nutrient Reference Values for Australia and New Zealand: Vitamin C (NHMRC, Eat For Health)
- Vitamin C – Fact Sheet for Health Professionals (NIH ODS)
Sources checked 15 Oct 2026. Pending human review before publication.