Macro Boost
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Macro Boost delivers a balanced blend of essential minerals and trace elements that fuel growth, colour, and vitality in all marine macroalgae including Chaetomorpha, Gracilaria, Halymenia, and Blue Hypnea. This nitrate and phosphate-free formula enhances photosynthetic efficiency, strengthens cellular structure, and supports natural nutrient export for a cleaner, more stable reef system.
Instructions
Add 1 mL per 20 L (5 mL per 100 L) daily into a high-flow area of the sump or refugium during the light cycle.
For weekly dosing, add 7 mL per 20 L once per week (iron stability may be reduced).
Adjust dosing by up to ±50% based on macroalgae growth, colour, and ICP results. If growth slows or fades, increase slightly; if nuisance algae appear, reduce the dose.
Maintain nitrate between 3–10 ppm and phosphate between 0.02–0.10 ppm for optimal results.
Shake well before each use.
Do not overdose.
Ingredients
Purified RO/DI water and USP-grade minerals supplying potassium, calcium, magnesium, iron, iodine, manganese, boron, and supporting trace elements for comprehensive macroalgae nutrition.
Storage
- Keep tightly capped and out of direct sunlight.
- Store between 15 – 30 °C (59 – 86 °F).
- Precipitate or haze may form at cooler temperatures and will redissolve when warmed and shaken.
Safety Information
- Not for human use.
- Avoid contact with eyes, skin, and clothing.
- If contact occurs, rinse with water for 15 minutes.
- If swallowed, seek medical advice.
- Keep out of reach of children and pets.
- Dispose according to local regulations.
Shipped by Seller
All orders are fulfilled directly by the individual brands, suppliers.
Additional shipping charges may apply to orders with more than one brand.
Canadian Owned Business
The business is majority or fully owned by Canadian citizens.

$19.99 CAD