---
product_id: 727010833
title: "PhytoPheed - Mercer of Montana's Concentrated Guillard's Formula f/2 (16oz f/2)"
brand: "mercer of montana"
price: "140.94 DT"
currency: TND
in_stock: true
reviews_count: 8
category: "Mercer Of Montana"
url: https://www.desertcart.tn/products/727010833-phytopheed-mercer-of-montanas-concentrated-guillards-formula-f-2-16oz
store_origin: TN
region: Tunisia
---

# extended shelf life maximizes phytoplankton density 30+ years proven formula PhytoPheed - Mercer of Montana's Concentrated Guillard's Formula f/2 (16oz f/2)

**Brand:** mercer of montana
**Price:** 140.94 DT
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your aquatic ecosystem with the gold standard in phytoplankton nutrition!

## Quick Answers

- **What is this?** PhytoPheed - Mercer of Montana's Concentrated Guillard's Formula f/2 (16oz f/2) by mercer of montana
- **How much does it cost?** 140.94 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/727010833-phytopheed-mercer-of-montanas-concentrated-guillards-formula-f-2-16oz)

## Best For

- mercer of montana enthusiasts

## Why This Product

- Trusted mercer of montana brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Silicate-Free Purity:** Formulated without silicates to ensure clean, uncontaminated cultures every time.
- • **Maximize Culture Density:** Achieve peak cell densities for rotifers, artemia, and aquarium dosing with concentrated precision.
- • **Long-Lasting & Easy to Use:** One 8oz bottle with sterile dosing syringe lasts through multiple batches at 1ml per liter dosing.
- • **Boost Your Fry’s Nutrition:** Pre-load essential vitamins into phytoplankton to supercharge your fish fry’s early development.
- • **Industry-Standard Growth Medium:** Trusted Guillard's f/2 formula perfected over 30 years for consistent, high-quality microalgae cultures.

## Overview

Mercer of Montana’s PhytoPheed is a concentrated Guillard's f/2 formula, the industry benchmark for over 30 years, designed to promote the highest cell densities in phytoplankton cultures. Essential for enriching microalgae with vitamins before feeding fish fry, it’s silicate-free and comes with a sterile dosing syringe for precise application. With an extended shelf life and efficient dosing, it’s the go-to solution for professional aquarists and hatcheries aiming for optimal fry growth and aquarium health.

## Description

Mercer Of Montana has concentrated the Guillard f/2 formula to help you achieve high density, continuous or batch cultures of micro algae for your fish fry, rotifer and artemia feed, or to dose to your aquarium system. Hydro Algal Fertilizer, Phyto Pheed, has an extended shelf life, and using the suggested dosing of 1ml/liter, one 8 ounce bottle will last.

Review: Never an issue - Works perfectly
Review: Muy buen producto - Excelente

## Features

- Guillard's f/2 formula growth medium standard for over 30 years
- Essential to pre-loading vitamins into phytoplankton prior to feeding fry
- Promotes the highest cell densities in your phytoplankton culture
- Contains no silicates

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DP5CM85T |
| Best Sellers Rank | #127,084 in Pet Supplies ( See Top 100 in Pet Supplies ) #1,080 in Aquarium Water Treatments |
| Brand | Mercer of Montana |
| Brand Name | Mercer of Montana |
| Customer Reviews | 4.6 out of 5 stars 94 Reviews |
| Global Trade Identification Number | 00850047705020 |
| Included Components | f/2 and sterile dosing syringe and cap |
| Item Form | Liquid |
| Item Weight | 8 ounces |
| Liquid Volume | 8 fluid ounces |
| Manufacturer | Mercer Of Montana, LLC |
| Manufacturer Part Number | MOM-f-2 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Pet Type | Fish |
| Target Species | Fish |

## Product Details

- **Brand:** Mercer of Montana
- **Item Form:** Liquid
- **Item Weight:** 8 ounces
- **Liquid Volume:** 8 fluid ounces
- **Number of Packs:** 1

## Images

![PhytoPheed - Mercer of Montana's Concentrated Guillard's Formula f/2 (16oz f/2) - Image 1](https://m.media-amazon.com/images/I/314bTLLkzIL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Never an issue
*by T***E on July 6, 2026*

Works perfectly

### ⭐⭐⭐⭐⭐ Muy buen producto
*by H***Z on November 17, 2025*

Excelente

### ⭐⭐⭐⭐⭐ 100% Recomendado.
*by L***Z on August 10, 2026*

100% Recomendado.

## Frequently Bought Together

- PhytoPheed - Mercer of Montana's Concentrated Guillard's Formula f/2 (16oz f/2)
- Nannochloropsis Phytoplankton (16oz) Cultured by Mercer of Montana

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---

*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-09-27*