Description
Maintain magnesium stability and reduce stress in your reef tank with Reef Essential® Aragonite C™. This advanced supplement provides ionic and complexed magnesium, along with sulphate and key trace elements, essential for healthy aragonite growth and stable reef chemistry.
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Supports Magnesium Balance – stabilises magnesium at 1230–1310 ppm
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Prevents KH Fluctuations – helps reduce stress caused by alkalinity swings
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Trace Element Enrichment – supplies sulphate and other key aragonite constituents
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Part of a Complete System – use with Aragonite A™ and Aragonite B™ for full-spectrum supplementation
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Reef Safe & Easy to Dose – suitable for manual dosing or dosing pumps
📦 Contents: Deionised water, Magnesium, Sulphate & Trace Elements
⚖ Dosing Guidelines:
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Lightly stocked: 0.50ml / 100L daily
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Moderately stocked: 0.75ml / 100L daily
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Heavily stocked: 1.00ml / 100L daily
1ml/100L raises magnesium by approx. 1 ppm; other elements increase proportionally.
👉 For enhanced coral tissue colour and growth, pair with Reef Essential Bioactive Colour Intensifiers™.
Delivery Information
| Delivery Option | Price | Speed | Best For |
|---|---|---|---|
| Free Local Delivery (Thanet) | FREE | 1–2 working days | CT8, CT9, CT10, CT11, CT12 postcodes |
| Economy (Royal Mail) | From £2.99 | 2–3 working days | Small/light items |
| Standard Courier | From £6.50 | 1–2 working days | Most orders |
| Express AM | From £9.99 | Next working day (AM) | Urgent orders |
| Saturday Delivery | From £12.50 | Saturday | Weekend delivery |
| Pallet / Large Goods | From £65 / free on qualifying mainland UK orders | 2–6 working days | Aquariums & heavy items |
All orders are fully tracked. Next-day cut-off is 1pm. Scotland, Islands & Northern Ireland rates calculated at checkout.
Payment & Security
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