Little Brown Keg® Fermenter
Your complete brewing system.
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Lactic Acid
Lactic Acid
Rated 4.8 out of 5 stars
4 Reviews
Regular price
$2.55
Sale price
$2.55
Regular price
$2.55
Out of stock
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Your Brew Breakdown
Everything you need to craft your perfect brew
This food-grade lactic acid (88% solution) is used for artificially adding a sour flavor to your beer without having to use bacteria that can contaminate your equipment. It is also used to lower the pH of your brewing water if it is too alkaline for the yeast to thrive.
Homebrewing Made Easy
Great Beer in 4 Simple Steps
MIX
Add water and ingredients — that’s it
BREW
Let your beer ferment and develop flavor
BOTTLE
Transfer to bottles and seal in carbonation
ENJOY
Chill, pour, and enjoy your beer
Crafted with Brewery-Quality Malt & Hops
- Made with real malted barley and hops
- Backed by Coopers brewing expertise
- Designed for consistent, reliable results
Two Full Batches Included
Aztec Cerveza & Oktoberfest Lager.
Yeast & Boosters
Pre-measured for easy brewing.
Bottles Included
Ready to fill and enjoy.
No-Rinse Cleanser
Fast, simple prep before brewing.
Carbonation Drops
Perfect carbonation every time.
Homebrewing Made Easy
Great Beer in 4 Simple Steps
MIX
Add water and ingredients — that’s it
BREW
Let your beer ferment and develop flavor
BOTTLE
Transfer to bottles and seal in carbonation
ENJOY
Chill, pour, and enjoy your beer
Crafted with Brewery-Quality Malt & Hops
Mr. Beer kits are made with the same core ingredients used by real breweries — including high-quality malted barley from Coopers, one of the world’s most respected family-owned breweries.
Our brewing process starts with carefully selected ingredients and time-tested methods, giving you consistent, great-tasting beer without the complexity of traditional brewing.
It’s everything you need to brew with confidence — whether it’s your first batch or your next.
- Made with real malted barley and hops
- Backed by Coopers brewing expertise
- Designed for consistent, reliable results
Homebrewing Made Easy
Great Beer in 4 Simple Steps
MIX
Add water and ingredients — that’s it
BREW
Let your beer ferment and develop flavor
BOTTLE
Transfer to bottles and seal in carbonation
ENJOY
Chill, pour, and enjoy your beer
Crafted with Brewery-Quality Malt & Hops
Mr. Beer kits are made with the same core ingredients used by real breweries — including high-quality malted barley from Coopers, one of the world’s most respected family-owned breweries.
Our brewing process starts with carefully selected ingredients and time-tested methods, giving you consistent, great-tasting beer without the complexity of traditional brewing.
It’s everything you need to brew with confidence — whether it’s your first batch or your next.
- Made with real malted barley and hops
- Backed by Coopers brewing expertise
- Designed for consistent, reliable results
Product Comparison
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| Price |
| Vendor |
| Type |
| Product variants |
| Regular price
$2.55
Sale price
$2.55
Regular price
| Mr Beer | Homebrew Supplies |
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Sold out
Lactic Acid
Lactic Acid
Regular price
$2.55
Sale price
$2.55
Regular price
$2.55
Out of stock
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