---
product_id: 55625182
title: "CellarScience-AD332A Fermaid O (12 g)"
brand: "cellarscience"
price: "£19.54"
currency: GBP
in_stock: true
reviews_count: 8
url: https://www.desertcart.co.uk/products/55625182-cellarscience-ad332a-fermaid-o-12-g
store_origin: GB
region: Great Britain
---

# Reduces Heat Spikes 100% Organic Nitrogen Optimizes Yeast Health CellarScience-AD332A Fermaid O (12 g)

**Brand:** cellarscience
**Price:** £19.54
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your brew with nature’s finest nutrient boost!

## Quick Answers

- **What is this?** CellarScience-AD332A Fermaid O (12 g) by cellarscience
- **How much does it cost?** £19.54 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/55625182-cellarscience-ad332a-fermaid-o-12-g)

## Best For

- cellarscience enthusiasts

## Why This Product

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

## Key Features

- • **Precision Dosing:** Easy 1.5g per gallon formula ensures consistent, professional results every batch.
- • **Cool & Controlled:** Minimize heat spikes to protect delicate yeast and preserve flavor integrity.
- • **Crafted in the USA:** Proudly made domestically with quality you can trust.
- • **Pure Organic Power:** Harness certified organic nitrogen for cleaner, richer fermentations.
- • **Flavor-Forward Fermentation:** Promote robust yeast health for complex, refined taste profiles.

## Overview

CellarScience-AD332A Fermaid O is a 12g bag of certified organic yeast nutrient designed to enhance fermentation by providing essential organic nitrogen. It reduces heat spikes during fermentation, promoting healthier yeast activity and superior flavor development. Ideal for professional and home brewers seeking consistent, high-quality results, this product is made in the USA and recommended at 1.5g per gallon.

## Description

Contains organic sources of nitrogen, not damp, along with nutrients for a healthy fermentation with less heat spikes. Better yeast health equals better flavors. Use 1.5G per gallon. Rehydrate in distilled water and add at 1/3 sugar depletion.

Review: Great organic nutrient - I use a little of this in most of my meads that don't have much nitrogen and it works great. I very much like the fact that it's organic and it always keeps my fermentations nice and strong.
Review: It worked! Just what I was looking for! - I was looking for this yeast in a minimum quantity! THank you!

## Features

- Yeast nutrient containing organic nitrogen
- Item Package Dimension: 5.19" L x 3.0" W x 0.31" H
- Country Of Origin: United States
- Model Number: AD332A

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B074D9F114 |
| Age Range Description | 18+ |
| Best Sellers Rank | #198,295 in Grocery & Gourmet Food ( See Top 100 in Grocery & Gourmet Food ) #495 in Beer Brewing Ingredients |
| Brand Name | CellarScience |
| Container Type | Bag |
| Cuisine | European cuisine |
| Customer Reviews | 4.5 4.5 out of 5 stars (175) |
| Global Trade Identification Number | 00843200100121 |
| Item Form | Powder |
| Item Package Quantity | 1 |
| Item Package Weight | 0.02 Kilograms |
| Item Weight | 0.03 Pounds |
| Leavening Agent Type | Active Dry Yeast |
| Manufacturer | CellarScience |
| Number of Items | 1 |
| Size | 12g |
| Specialty | Certified Organic |
| UPC | 843200100121 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** CellarScience
- **Item Form:** Powder
- **Item Weight:** 0.03 Pounds
- **Number of Items:** 1
- **Unit Count:** 1.0 Count

## Images

![CellarScience-AD332A Fermaid O (12 g) - Image 1](https://m.media-amazon.com/images/I/611XuMVn2TL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great organic nutrient
*by A***R on September 28, 2020*

I use a little of this in most of my meads that don't have much nitrogen and it works great. I very much like the fact that it's organic and it always keeps my fermentations nice and strong.

### ⭐⭐⭐⭐⭐ It worked! Just what I was looking for!
*by H***Z on December 8, 2021*

I was looking for this yeast in a minimum quantity! THank you!

### ⭐⭐⭐⭐ That they work, but
*by H***Y on September 5, 2022*

There are other ways too buy.

## Frequently Bought Together

- CellarScience-AD332A Fermaid O (12 g)
- Five Star - Star San - 16 Ounce - Brew Sanitizer High Foaming Acid Anionic
- Diammonium Phosphate 2 oz.

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*Product available on Desertcart Great Britain*
*Store origin: GB*
*Last updated: 2026-04-23*