---
product_id: 727010833
title: "PhytoPheed - Mercer of Montana's Concentrated Guillard's Formula f/2 (16oz f/2)"
brand: "mercer of montana"
price: "1208008₫"
currency: VND
in_stock: true
reviews_count: 8
url: https://www.desertcart.vn/products/727010833-phytopheed-mercer-of-montanas-concentrated-guillards-formula-f-2-16oz
store_origin: VN
region: Vietnam
---

# 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:** 1208008₫
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your aquatic ecosystem with the legendary PhytoPheed – where science meets thriving life!

## 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?** 1208008₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/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

- • **Pure & Silicate-Free:** Formulated without silicates to maintain optimal water quality and prevent unwanted algae blooms.
- • **Trusted Growth Medium:** Guillard's f/2 formula, the gold standard for over 30 years, ensures consistent, reliable microalgae cultivation.
- • **Long-Lasting & Efficient:** With just 1ml per liter dosing, an 8oz bottle stretches your investment, supporting continuous or batch cultures.
- • **Maximize Culture Density:** Achieve the highest cell densities for rotifers, artemia, and aquarium dosing with this concentrated formula.
- • **Boost Your Fry's Nutrition:** Pre-load essential vitamins into phytoplankton to supercharge your fish fry’s early development and survival rates.

## Overview

Mercer of Montana’s PhytoPheed is a concentrated liquid version of the trusted Guillard's f/2 formula, used for over 30 years to cultivate high-density phytoplankton cultures. Essential for enriching fish fry feed and aquarium systems, it offers an extended shelf life and efficient dosing, all while being silicate-free to ensure clean, healthy water conditions.

## 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: Muy buen producto - Excelente
Review: As described - Works great!

## 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 |
| ASIN  | B0DP5CM85T |
| Best Sellers Rank | #107,349 in Pet Supplies ( See Top 100 in Pet Supplies ) #972 in Aquarium Water Treatments |
| Brand Name | Mercer of Montana |
| Customer Reviews | 4.6 4.6 out of 5 stars (90) |
| Date First Available  | February 18, 2016 |
| Global Trade Identification Number | 00850047705020 |
| Included Components | f/2 and sterile dosing syringe and cap |
| Item Form | Liquid |
| Item Weight | 8 Ounces |
| Item Weight  | 8 ounces |
| Liquid Volume | 8 Fluid Ounces |
| Manufacturer | Mercer Of Montana, LLC |
| Manufacturer  | Mercer Of Montana, LLC |
| Target Species | Fish |

## Product Details

- **Brand:** Mercer of Montana
- **Item Form:** Liquid
- **Item Weight:** 8 Ounces
- **Liquid Volume:** 8 Fluid Ounces
- **Manufacturer:** Mercer Of Montana, LLC

## 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

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

Excelente

### ⭐⭐⭐⭐⭐ As described
*by C***T on January 8, 2025*

Works great!

### ⭐⭐⭐⭐⭐ This is a great product to culture microalgae
*by S***G on August 3, 2018*

This is a great product to culture microalgae. In the past I've used Miracle Gro with mostly failure where the culture would completely crash relatively quickly. This nannochloropsis culture got dark quickly and has remained alive for more than a 3 weeks now, there's a power head in there that you cant even see anymore.

## 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 Vietnam*
*Store origin: VN*
*Last updated: 2026-05-22*