---
product_id: 323881221
title: "F2 Ferts (16oz) – Concentrated Guillard's F/2 Formula for Phytoplankton Culture - Professional Algae Fertilizer for Nannochloropsis & Tetraselmis - Boosts Copepod & Reef Tank Health"
brand: "aqua algae"
price: "48950CFA"
currency: XOF
in_stock: true
reviews_count: 8
category: "Aqua Algae"
url: https://www.desertcart.sn/products/323881221-f2-ferts-16oz-concentrated-guillards-f-2-formula-for-phytoplankton
store_origin: SN
region: Senegal
---

# Guillard's F/2 proven formula 470+ L culture volume 16oz super-concentrated bottle F2 Ferts (16oz) – Concentrated Guillard's F/2 Formula for Phytoplankton Culture - Professional Algae Fertilizer for Nannochloropsis & Tetraselmis - Boosts Copepod & Reef Tank Health

**Brand:** aqua algae
**Price:** 48950CFA
**Availability:** ✅ In Stock

## Summary

> 🌊 Fuel Your Reef’s Future with Science-Backed Algae Power!

## Quick Answers

- **What is this?** F2 Ferts (16oz) – Concentrated Guillard's F/2 Formula for Phytoplankton Culture - Professional Algae Fertilizer for Nannochloropsis & Tetraselmis - Boosts Copepod & Reef Tank Health by aqua algae
- **How much does it cost?** 48950CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/323881221-f2-ferts-16oz-concentrated-guillards-f-2-formula-for-phytoplankton)

## Best For

- aqua algae enthusiasts

## Why This Product

- Trusted aqua algae brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Grow Your Own Pod Food:** Unlock endless, nutrient-rich microalgae to fuel thriving copepods and corals—double the value, zero waste.
- • **Beginner-Friendly Usage:** Simple dosing instructions make cultivating professional-grade phytoplankton effortless for any skill level.
- • **Massive Culture Capacity:** One 16oz bottle creates over 470 liters of full-strength culture medium—economy meets efficiency.
- • **Reef-Safe & Silicate-Free:** Lab-grade purity ensures no brown algae blooms—safe for all reef inhabitants when used as directed.
- • **Scientifically Proven Formula:** Based on Guillard's F/2 standard with essential vitamins and minerals for explosive algae growth.

## Overview

F2 Ferts (16oz) is a super-concentrated, professional-grade Guillard's F/2 formula designed for cultivating nutrient-dense phytoplankton cultures. Perfect for reef tank enthusiasts, it supports copepod and coral health by enabling the growth of live microalgae. This silicate-free, reef-safe solution yields over 470 liters of culture medium per bottle, combining lab-grade purity with easy-to-follow instructions for both beginners and pros.

## Description

This is a commonly used enrichment solution used in the culture of marine phytoplankton.High in essential vitaminsStimulates high concentration phytoplankton culturesContains no silicatesDirections: Simply add 1 ml to 1 L (2 ml to a 2 L pop bottle) of fresh saltwater at ~1.019 s.g., add your starter culture and light ~16 hours per day. A 16 oz bottle is enough for approximately 480 liters at f/2 concentration! Keep in a cool, dark area and shake prior to use.

Review: Good Product - Works like a charm
Review: My chlorella vulgaris is blowing up in density! - This stuff has helpled my chlorella vulgaris culture grow wonderfully! And its sheer size could last me multiple decades based on my math (which hopefully isn’t flawed)! Overall, wonderful product! Would recommend for any phytoplankton or algae culture!

## Features

- GROW YOUR OWN "POD" FOOD (DOUBLE THE VALUE): Stop overpaying for small, short-lived phytoplankton bottles. Our concentrated F/2 formula is the secret to easily growing your own endless, nutrient-dense supply of live microalgae to feed your copepods, rotifers, and corals. This 16oz size offers even greater savings per liter!
- SUPER-CONCENTRATED 16oz BOTTLE: A little goes a very long way. This generous 16oz (473mL) bottle is enough to make over 470 liters (124+ gallons) of full-strength culture medium. It's the most economical way to support a thriving reef ecosystem and keep your cultures booming!
- THE PROFESSIONAL STANDARD (GUIL-LARD'S F/2): Don't guess with your fertilizer. Our solution is based on the scientifically proven Guillard's F/2 formula, containing all essential macronutrients, trace minerals, and vitamins (B1, B12, Biotin) for explosive algae growth.
- SILICATE-FREE & REEF SAFE: Brewed with pure, lab-grade ingredients. This formula is 100% silicate-free, so it won't trigger a diatom (brown algae) bloom in your display tank. It's completely safe for all reef inhabitants when used as directed.
- EASY TO USE FOR BEGINNERS: Includes clear, simple instructions. Just add 1mL per 1 Liter (or 2mL to a standard 2L pop bottle) of new saltwater, add your starter culture, and provide light. Shake well before each use.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08ZYMLQ8G |
| ASIN  | B08ZYMLQ8G |
| Best Sellers Rank | #22,342 in Pet Supplies ( See Top 100 in Pet Supplies ) #211 in Aquarium Water Treatments |
| Brand Name | Aqua Algae |
| Customer Reviews | 4.7 4.7 out of 5 stars (110) |
| Date First Available | March 24, 2021 |
| Date First Available  | March 24, 2021 |
| Directions | Simply add 1 ml to 1 L (2 ml to a 2 L pop bottle) of fresh saltwater at ~1.019 s.g., add your starter culture and light ~16 hours per day. |
| Item Package Dimensions L x W x H | 9.88 x 2.6 x 2.56 inches |
| Item Weight | 16 Ounces |
| Manufacturer | Aqua Algae |
| Manufacturer  | Aqua Algae |
| Number of Items | 1 |
| Package Dimensions  | 9.88 x 2.6 x 2.56 inches; 1 Pounds |
| Size | 16 |
| Target Audience Keyword | fish |

## Product Details

- **Brand:** Aqua Algae
- **Item Form:** Liquid
- **Item Weight:** 16 Ounces
- **Manufacturer:** Aqua Algae
- **UPC:** 661317842075

## Images

![F2 Ferts (16oz) – Concentrated Guillard's F/2 Formula for Phytoplankton Culture - Professional Algae Fertilizer for Nannochloropsis & Tetraselmis - Boosts Copepod & Reef Tank Health - Image 1](https://m.media-amazon.com/images/I/51T-gQ0o8UL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Is 1ml for each Liter accurate? Isn’t f/2 generally 1ml per every 2L?**
A: I do 1ml per then add an extra ml at the end

**Q: What exactly is in this?**
A: Hi,

The ingredients include water, sodium nitrate, sodium phosphate, iron chloride, sodium EDTA, copper sulfate, zinc sulfate, sodium molybdate, cobalt chloride, manganese chloride, thiamine, biotin, and cyanocobalamin. 

Thanks!

**Q: Store on shelf or in refrigerator?**
A: On shelf

**Q: When will stock be available ?**
A: The 16oz and 32oz are currently in stock and the 8oz should be back in stock in a couple days.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good Product
*by A***. on December 9, 2025*

Works like a charm

### ⭐⭐⭐⭐⭐ My chlorella vulgaris is blowing up in density!
*by A***S on November 7, 2025*

This stuff has helpled my chlorella vulgaris culture grow wonderfully! And its sheer size could last me multiple decades based on my math (which hopefully isn’t flawed)! Overall, wonderful product! Would recommend for any phytoplankton or algae culture!

### ⭐⭐⭐⭐⭐ Concentrrated.
*by R***A on January 24, 2026*

I find this formula of F2 to be nicely concentrated. The amount to add to a culture, per their instructions, has worked well for me with my Nannochloropsis algae.

## Frequently Bought Together

- Aqua Algae 16oz Concentrated Guillard's F/2 Formula for Marine Phytoplankton Cultivation, Aquaculture, Reef Tanks, 16 ounces
- North Mountain Supply 1 Gallon Glass Jar Wide Mouth with Black Plastic Lid - USDA, BPA-Free, Made in the USA - for Fermenting, Storing, Canning, and Much More!
- The Coral Ranch - Guillard's F/2 Formula Microalgae Fertilizer Concentrate 12 fl oz (350ml)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-02-12*