r/fermentation is a subreddit with 322k members. The community frequently discusses fermentation, looking, ginger bug, fermenting, and sauerkraut, and they frequently recommend/review sugar and containers, and the most common flair used is pickles/vegetables in brine, hot sauce, ginger bug/soda, kraut/kimchi, and other.
Welcome to r/fermentation!
This community is devoted to the craft, science, and culture of fermentation. From sauerkraut and sourdough to kombucha, kimchi, yogurt, and beyond, we explore the traditions and innovations that bring microbes, time, and ingredients together. Our aim is to promote safe, accurate, and inspiring fermentation practices while fostering curiosity, creativity, and shared knowledge for beginners and experts alike.
Popular Topics in r/fermentation
#1
Fermentation
124 posts
#2
Looking
47 posts
#3
Ginger Bug
31 posts
#4
Fermenting
29 posts
#5
Sauerkraut
28 posts
#6
Kimchi
23 posts
#7
Ferment
22 posts
#8
Tepache
22 posts
#9
Mold
20 posts
#10
Vinegar
19 posts
Products Discussed in r/fermentation
Sugar
3 reviews
#1
Honey
5.0★ from 1 review
#2
Apple Juice Concentrate
4.0★ from 1 review
#3
White Sugar
4.0★ from 1 review
Containers
2 reviews
#1
Ball Mason Jars
5.0★ from 1 review
#2
Glass Bottles
4.0★ from 1 review
Flair Used in r/fermentation
#1
Pickles/Vegetables in brine
: "I’ve awakened my inner fermentation monster"
14 posts
#2
Hot Sauce
: "Reaper Pepper ferment underway"
8 posts
#3
Ginger Bug/Soda
: "Let's burping 🫧 the frogs ginger beer (passion fruit ginger beer)😉"
8 posts
#4
Kraut/Kimchi
: "Hopefully my second successful 1 gal ferment"
6 posts
#5
Other
: "Fermented eggs"
4 posts
#6
Legumes
: "First time success with growing koji on pinto beans! To be turned into "soy" sauce"
3 posts
#7
Dairy
: "Silly question"
3 posts
#8
Kefir
: "Chimera — Bougainvillea Kefir"
2 posts
#9
Fruit
: "Is it worth doing Nata De Coco at home?"
2 posts
#10
Beer/Wine/Mead/Cider/Tepache/Kombucha
: "Cherry Tepache? Not entirely sure what it would be considered."
1 post
Member Growth in r/fermentation
Yearly
+46k members(16.9%)
Similar Subreddits to r/fermentation
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Last updated: August 11, 2026