# Blackmores Bio C 500 Sustained Release | 200 Tablets
**Brand:** Blackmores
**SKU:** 13535
**Category:** Vitamins > Blackmores > Immune Health
**Availability:** in_stock
**Price:** AUD 33.99
*An amber plastic bottle with a white cap and an orange-and-white Blackmores label. The label reads “Bio C 500 Sustained Release” and “200 tablets”, with a small shield icon on the front.*
## Summary
Blackmores Bio C 500 Sustained Release is a vitamin C supplement designed for a gradual release throughout the day. Consumer advisory: Always read the label and follow the directions for use. If symptoms persist, talk to your health professional. Vitamins and minerals can only be of assistance if dietary intake is inadequate.
## Spoken summary
> Blackmores Bio C 500 Sustained Release | 200 Tablets. Blackmores Bio C 500mg Sustained Release | 200 Tablets | Aust L 351667 BIO C® 500 Sustained Release is a formula designed to provide you with a steady and gradual supply of Vitamin C throughout the day.
## Key Points
- 200 tablets per bottle
- Buffered for gentle digestion
- Sustained release over 8 hours
- Includes bioflavonoids
- Supports general health
## Specifications
| Field | Value |
| --- | --- |
| pack_qty | 200 |
| volume_ml | 1 |
**Intended use:** nutrition_support
**Features:** reusable
## Frequently Asked Questions
### What is Blackmores Bio C 500?
It's a vitamin C supplement designed for a sustained release throughout the day.
### How many tablets are in one bottle?
There are 200 tablets in each bottle of Blackmores Bio C 500.
### Is this product gentle on the stomach?
Yes, it's buffered with mineral ascorbates to make it gentle on the stomach.
### What is the benefit of bioflavonoids in this product?
Bioflavonoids are included to support the efficacy of vitamin C.
### How long does the vitamin C release last?
It delivers a gradual supply of vitamin C over 8 hours.
## Often Paired With
- [Blackmores Kaloba Liquid | 50mL](https://ai.superpharmacyplus.com.au/ai/products/blackmores-kaloba-liquid-50ml.md) (SKU 657926) — From the same brand. Same brand and category — close substitute.
- [Blackmores Probiotics+ Kids Daily | 30 Sachets](https://ai.superpharmacyplus.com.au/ai/products/blackmores-probiotics-kids-daily-30-sachets.md) (SKU 32390) — From the same brand. Same brand and category — close substitute.
- [Blackmores Magnesium Glycinate | 50 tabs](https://ai.superpharmacyplus.com.au/ai/products/blackmores-magnesium-glycinate-50-tabs.md) (SKU 43761) — From the same brand. Same brand and category — close substitute.
- [Blackmores B12 Rapi-Melt 1000mcg | 60 Melts](https://ai.superpharmacyplus.com.au/ai/products/blackmores-b12-rapi-melt-1000mcg-60-melts.md) (SKU 9062) — From the same brand. Same brand and category — close substitute.
## Semantic anchors
These short canonical phrases describe what this product covers (for retrieval/RAG): `blackmores bio c 500 sustained release | 200 tablets`, `nutrition support`, `immune health`, `immune support supplements`, `reusable`, `vitamin c tablets`.
## Trust & provenance
- Sold by **SuperPharmacyPlus** (registered Australian pharmacy, ABN 50 280 623 275) — merchant of record.
- Registered office: 621 Stafford Road, Stafford, QLD 4053, Australia.
[View product on superpharmacyplus.com.au](https://superpharmacyplus.com.au/blackmores-bio-c-500-sustained-release-200-tablets/)
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*Slug: blackmores-bio-c-500-sustained-release-200-tablets. Version: 71. Last verified: 2026-09-16T16:35:15.661Z. Last updated: 2026-09-16T16:35:15.661Z. Reviewed by: SuperPharmacyPlus pharmacy team on 2026-04-29T18:50:18.758Z.*