---
product_id: 186764512
title: "GY-1.5lb Food Grade Calcium Sulfate (Gypsum) (1.5 Pounds)"
brand: "north mountain supply"
price: "$48.40"
currency: USD
in_stock: true
reviews_count: 8
category: "North Mountain Supply"
url: https://www.desertcart.us/products/186764512-gy-1-5lb-food-grade-calcium-sulfate-gypsum-1-5
store_origin: US
region: United States of America
---

# Boosts soil calcium & sulfur Optimizes brewing water hardness 1.5 lbs pure powder GY-1.5lb Food Grade Calcium Sulfate (Gypsum) (1.5 Pounds)

**Brand:** north mountain supply
**Price:** $48.40
**Availability:** ✅ In Stock

## Summary

> 🌟 Elevate every project—from garden to glass—with pure, professional-grade gypsum!

## Quick Answers

- **What is this?** GY-1.5lb Food Grade Calcium Sulfate (Gypsum) (1.5 Pounds) by north mountain supply
- **How much does it cost?** $48.40 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/186764512-gy-1-5lb-food-grade-calcium-sulfate-gypsum-1-5)

## 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

- • **Multi-Use Versatility:** From pickling to plaster molds, this powder adapts seamlessly to culinary, gardening, and creative projects.
- • **Garden Growth Catalyst:** Elevate your soil’s calcium and sulfur levels to improve water retention and combat blossom end rot like a pro gardener.
- • **Freshness-Sealed Quality:** Tamper-evident airtight jar guarantees premium purity and long shelf life—always ready when you are.
- • **Culinary Coagulation Power:** Transform homemade tofu with flawless texture using this trusted food-grade coagulant.
- • **Precision Brewing Enhancer:** Add 1 tsp per 5 gallons to perfect water hardness and acidity for craft-level beer clarity and taste.

## Overview

North Mountain Supply’s 1.5 lb Food Grade Calcium Sulfate (Gypsum) is a premium, multi-functional powder designed for precision brewing, soil enhancement, culinary uses like tofu making, and even crafting applications. Packaged airtight for freshness, it delivers consistent quality to elevate your homebrew, garden health, and creative projects with ease.

## Description

North Mountain Supply Food Grade Calcium Sulfate (Gypsum) - 1. 5 Pound Jar. Packaged in a plastic jar with a tamper evident air tight seal to ensure quality and freshness! Adds hardness to soft or distilled water when Brewing by increasing Calcium and Sulfite levels increases acidity, and helps to settle proteins during the boil - Use 1 teaspoon of gypsum for 5 gallons. Used as a soil conditioner, soil pH reducer, traditionally used for making tofu, controlling tartness and clarity in wine, and as an ingredient in pickling & canning. Use in the garden to increase calcium and sulfur levels in soil, increase soil's water retention, to treat blossom end rot, and to make mushroom spawn - Used in building to make plasters, molds, and casts.

Review: Essential powder - I recently purchased calcium sulfate powder and have been thoroughly impressed with its versatility and the numerous benefits it brings to my daily life. This essential powder has quickly become a staple in my household, and I cannot recommend it enough. First and foremost, the quality of this calcium sulfate powder is exceptional. It arrived in a well-sealed package, ensuring its freshness and purity. The fine texture of the powder makes it easy to work with, whether I'm using it for culinary purposes or other applications. One of the primary uses of calcium sulfate powder is in the culinary world, particularly in the process of making tofu. As an avid home cook, I have found this powder to be an invaluable ingredient in creating homemade tofu with a perfect texture and consistency. It acts as a coagulant, allowing me to transform soy milk into delicious, protein-rich tofu effortlessly. Additionally, this calcium sulfate powder can be used as a calcium supplement, providing a natural and easily absorbable source of this essential mineral. I appreciate that it is free from any additives or fillers, ensuring that I am getting pure calcium sulfate without any unnecessary ingredients. Furthermore, I have discovered that this powder has various other applications beyond cooking. It can be used in gardening to improve soil structure and provide plants with the necessary calcium they need for healthy growth. Its versatility extends to arts and crafts as well, where it can be used for creating molds or as a component in certain types of plaster. What I love most about this calcium sulfate powder is its affordability and long shelf life. A little goes a long way, making it a cost-effective investment. The fact that it has a long shelf life means that I can keep it on hand for whenever I need it, without worrying about it going bad. In conclusion, calcium sulfate powder is a versatile and beneficial addition to any household. Its culinary uses, nutritional benefits, and versatility in other applications make it a must-have ingredient. I highly recommend this high-quality powder to anyone looking to enhance their cooking, supplement their calcium intake, or explore its various other uses. Embrace the benefits of calcium sulfate powder and unlock its potential in your daily life!
Review: Great quality Gypsum for brewing salt adjustments. - I use this for beer brewing to help with the brewing salts and the taste of my beer based on what I'm brewing. Easy to use and measure with a good gram scale and helps at the taste you are looking for based on how much you use and what style of beer you are trying to brew. The quality looks to be of top notch, which is what I would expect.

## Features

- North Mountain Supply Food Grade Calcium Sulfate (Gypsum) - 1. 5 Pound Jar
- Packaged in a plastic jar with a tamper evident air tight seal to ensure quality and freshness.
- Adds hardness to soft or distilled water when Brewing by increasing Calcium and Sulfite levels increases acidity, and helps to settle proteins during the boil - Use 1 teaspoon of gypsum for 5 gallons
- Used as a soil conditioner, soil pH reducer, traditionally used for making tofu, controlling tartness and clarity in wine, and as an ingredient in pickling and canning
- Use in the garden to increase calcium and sulfur levels in soil, increase soil's water retention, to treat blossom end rot, and to make mushroom spawn - Used in building to make plasters, molds, and casts

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B084D4JMDB |
| Age Range Description | Adult |
| Best Sellers Rank | #93,736 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #1,944 in Garden Fertilizers |
| Brand | North Mountain Supply |
| Brand Name | North Mountain Supply |
| Customer Reviews | 4.7 out of 5 stars 819 Reviews |
| Diet Type | Keto |
| Flavor | Unflavored |
| Included Components | Gypsum |
| Item Form | Powder |
| Item Nype Name | Gypsum |
| Item Volume | 5 Gallons |
| Item Weight | 1.5 Pounds |
| Manufacturer | North Mountain Supply |
| Manufacturer Part Number | GY-1.5lb |
| Model Number | GY-1.5lb |
| Number of Items | 1 |
| Primary Supplement Type | Calcium |
| UPC | 810045260181 |
| Unit Count | 1.00 Count |

## Product Details

- **Brand:** North Mountain Supply
- **Flavor:** Unflavored
- **Item Form:** Powder
- **Primary Supplement Type:** Calcium
- **Unit Count:** 1.00 Count

## Images

![GY-1.5lb Food Grade Calcium Sulfate (Gypsum) (1.5 Pounds) - Image 1](https://m.media-amazon.com/images/I/81XH-MmW6NL.jpg)

## Questions & Answers

**Q: made in usa?**
A: Yes it is! In the state of Oklahoma.

**Q: Is there any elemental analysis available? Anything other than calcium sulfate? Any magnesium present?**
A: Ingredient list only includes calcium sulfate with small amounts of water and sodium chloride for preservation

**Q: Is this food grade?**
A: Yes, it's labeled food grade and works fine for making tofu.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Essential powder
*by J***E on July 30, 2023*

I recently purchased calcium sulfate powder and have been thoroughly impressed with its versatility and the numerous benefits it brings to my daily life. This essential powder has quickly become a staple in my household, and I cannot recommend it enough. First and foremost, the quality of this calcium sulfate powder is exceptional. It arrived in a well-sealed package, ensuring its freshness and purity. The fine texture of the powder makes it easy to work with, whether I'm using it for culinary purposes or other applications. One of the primary uses of calcium sulfate powder is in the culinary world, particularly in the process of making tofu. As an avid home cook, I have found this powder to be an invaluable ingredient in creating homemade tofu with a perfect texture and consistency. It acts as a coagulant, allowing me to transform soy milk into delicious, protein-rich tofu effortlessly. Additionally, this calcium sulfate powder can be used as a calcium supplement, providing a natural and easily absorbable source of this essential mineral. I appreciate that it is free from any additives or fillers, ensuring that I am getting pure calcium sulfate without any unnecessary ingredients. Furthermore, I have discovered that this powder has various other applications beyond cooking. It can be used in gardening to improve soil structure and provide plants with the necessary calcium they need for healthy growth. Its versatility extends to arts and crafts as well, where it can be used for creating molds or as a component in certain types of plaster. What I love most about this calcium sulfate powder is its affordability and long shelf life. A little goes a long way, making it a cost-effective investment. The fact that it has a long shelf life means that I can keep it on hand for whenever I need it, without worrying about it going bad. In conclusion, calcium sulfate powder is a versatile and beneficial addition to any household. Its culinary uses, nutritional benefits, and versatility in other applications make it a must-have ingredient. I highly recommend this high-quality powder to anyone looking to enhance their cooking, supplement their calcium intake, or explore its various other uses. Embrace the benefits of calcium sulfate powder and unlock its potential in your daily life!

### ⭐⭐⭐⭐⭐ Great quality Gypsum for brewing salt adjustments.
*by B***G on April 6, 2025*

I use this for beer brewing to help with the brewing salts and the taste of my beer based on what I'm brewing. Easy to use and measure with a good gram scale and helps at the taste you are looking for based on how much you use and what style of beer you are trying to brew. The quality looks to be of top notch, which is what I would expect.

### ⭐⭐⭐⭐⭐ Mash saver
*by M***2 on February 19, 2026*

Mash saver! I had a mash that was too high PH and this saved it!

## Frequently Bought Together

- North Mountain Supply - GY-1.5lb Food Grade Calcium Sulfate (Gypsum) (1.5 Pounds)
- Pure Original Ingredients Epsom Salt (1 lb) Pure Magnesium Sulfate, Soaking Solution
- Pure Original Ingredients Calcium Chloride (1 lb) Food Safe, For Wine Making, Home Brew, & Cheese Making

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-11*