We're happy to announce that the homebrew store is open to in-person shopping again!

Gypsum (Calcium Sulfate)

Regular Price
$2.95
Sale Price
$2.95
Regular Price
Sold Out
Unit Price
per 
Quantity
- +

Gypsum lowers pH and adds permanent hardness (calcium ions) to soft brewing water. Homebrewers that use distilled, or RO, water like to add some gypsum back into the water to give it some hardness. Use 1 teaspoon per 5 gallons.