---
product_id: 620505827
title: "Fermaid K Yeast Nutrient - 4 Ounce Jar"
brand: "north mountain supply"
price: "€ 40.26"
currency: EUR
in_stock: null
reviews_count: 1
category: "North Mountain Supply"
url: https://www.desertcart.nl/products/620505827-fermaid-k-yeast-nutrient-4-ounce-jar
store_origin: NL
region: Netherlands
---

# Ensures fermentation security Optimized for low YAN fermentation Complex yeast nutrient formula Fermaid K Yeast Nutrient - 4 Ounce Jar

**Brand:** north mountain supply
**Price:** € 40.26
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Elevate your brew game with Fermaid K – because your yeast deserves the best!

## Quick Answers

- **What is this?** Fermaid K Yeast Nutrient - 4 Ounce Jar by north mountain supply
- **How much does it cost?** € 40.26 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/620505827-fermaid-k-yeast-nutrient-4-ounce-jar)

## Best For

- north mountain supply enthusiasts

## Why This Product

- Trusted north mountain supply brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Easy Integration:** Simply suspend in water and add during fermentation to avoid CO2 overflow and maintain vessel integrity.
- • **Compact & Convenient:** 4 oz jar fits seamlessly into your brewing setup without clutter or waste.
- • **Trusted Quality Assurance:** Backed by a 30-day hassle-free replacement program for peace of mind with every batch.
- • **Boost Fermentation Confidence:** Complex nutrient blend supports yeast growth and reproduction for flawless brews.
- • **Perfect for Low YAN Conditions:** Specifically designed to thrive when yeast assimilable nitrogen is low, preventing stuck fermentations.

## Overview

North Mountain Supply Fermaid K is a premium 4 oz yeast nutrient designed to enhance fermentation security, especially in low yeast assimilable nitrogen (YAN) environments. It provides essential nutrients for yeast growth and reproduction, ensuring consistent and reliable beer and wine homebrewing results. Easy to use by suspending in water before adding during fermentation, it helps prevent CO2 overflow and vessel mess. Supported by a 30-day hassle-free replacement guarantee, it’s a must-have for serious homebrewers aiming for professional-quality batches.

## Description

North Mountain Supply Fermaid K - 4 oz Plastic Jar. This is a complex yeast nutrient to assist with fermentation security, especially in low YAN situations. This reliable nutrient provides many essential key elements required by the yeast for growth and reproduction. Usage: Suspend FERMAID K in water and mix well before adding, especially during fermentation to avoid CO2 release and overflowing of vessel. To promote a positive and satisfying customer experience, this product is covered by North Mountain Supply's 30 day hassle-free replacement program, in the event the product is damaged or defective.

Review: I WILL BE BUYING MORE AT A LATER DATE - WORKS GREAT

## Features

- North Mountain Supply Fermaid K - 4 oz Plastic Jar
- This is a complex yeast nutrient to assist with fermentation security, especially in low YAN situations.
- This reliable nutrient provides many essential key elements required by the yeast for growth and reproduction
- Usage: Suspend FERMAID K in water and mix well before adding, especially during fermentation to avoid CO2 release and overflowing of vessel.
- To promote a positive and satisfying customer experience, this product is covered by North Mountain Supply's 30 day hassle-free replacement program, in the event the product is damaged or defective.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CFYPFXV6 |
| Best Sellers Rank | #204,018 in Grocery & Gourmet Food ( See Top 100 in Grocery & Gourmet Food ) #516 in Beer Brewing Ingredients |
| Date First Available | August 17, 2023 |
| Item Weight | 4.6 ounces |
| Manufacturer | North Mountain Supply |
| Package Dimensions | 3.82 x 1.73 x 1.61 inches |

## Images

![Fermaid K Yeast Nutrient - 4 Ounce Jar - Image 1](https://m.media-amazon.com/images/I/71X06tBp9QL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ I WILL BE BUYING MORE AT A LATER DATE
*by T***S on July 26, 2025*

WORKS GREAT

## Frequently Bought Together

- North Mountain Supply Fermaid K Yeast Nutrient - for Beer and Wine Homebrewing - 4oz Jar
- North Mountain Supply Fermaid O Yeast Nutrient - for Beer and Wine Homebrewing - 2oz Jar
- North Mountain Supply Go-Ferm Yeast Nutrient - for Beer and Wine Homebrewing - 3oz Jar

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-03-11*