Seachem Reef Plus Supplement
Reef Plus is a full spectrum reef supplement containing trace elements, vitamins, and amino acids that support the growth and health of corals and other reef organisms. Formulated to mimic the nutrient profile of natural tropical reef waters, it provides essential components such as vitamin B12, vitamin C, thiamine, inositol, choline, iodide, and other vital constituents.
Available at pH 8.3, Reef Plus is free of nitrates and phosphates, making it safe for sensitive reef environments. The supplement helps maintain balanced water chemistry and promotes vibrant coral development.
| Guaranteed Analysis (per 1 g) |
|---|
| Vitamins & Lipotropic Factors |
| Ascorbic Acid (Vit. C): 5.0 mg |
| Boron: 0.096 mg |
| Thiamin (B1): 0.02 mg |
| Riboflavin (B2): 0.02 mg |
| Niacin (B3): 0.25 mg |
| Pantothenate (B5): 0.07 mg |
| Vitamin B12: 0.9 µg |
| Choline (B4): 0.004 mg |
| Minerals |
| Iodine: 0.18 mg |
| Iron: 0.009 mg |
| Copper: 0.001 mg |
| Zinc: 0.005 mg |
| Manganese: 0.062 mg |
| Bromide: 0.3 mg |
FAQ
Is Reef Plus safe for use in a reef tank with sensitive corals?
Yes, Reef Plus is specifically formulated for reef tanks and is free of nitrates and phosphates, which helps prevent algae growth and supports coral health in sensitive environments.
What is the pH level of Reef Plus?
Reef Plus is available at a pH of 8.3, which matches the natural conditions of tropical reef waters.
Does Reef Plus contain any trace minerals that benefit coral growth?
Yes, it includes essential trace elements such as iodide, zinc, manganese, and copper, all of which play a role in coral development and overall reef health.

Isaac Butler –
I’ve used Reef Plus for three months now and noticed a significant improvement in my coral coloration and growth. The supplement is easy to mix and doesn’t cause any water parameter spikes. My tank has remained stable with no algae issues.
Chloe Howard –
The product arrived quickly and the instructions were clear. I added it weekly and saw better polyp extension in my soft corals. It’s a reliable supplement that fits well into my routine.
Max Mathis –
After switching from a generic supplement, my reef became more vibrant. The absence of nitrates and phosphates is a big plus. I trust Seachem’s formulation and would recommend it to other reef keepers.