r/fermentation is a subreddit with 329k 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 kraut/kimchi, pickles/vegetables in brine, hot sauce, ginger bug/soda, 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
Kraut/Kimchi
: "Put up 2 1/4 gallons of sauerkraut today. First time we've ever made it from cabbages we grew."
18 posts
#2
Pickles/Vegetables in brine
: "No added liquid - tomato ferment"
8 posts
#3
Hot Sauce
: "Fermenting Hot Sauce"
7 posts
#4
Ginger Bug/Soda
: "I forgot about my ginger bug and have grown an alien"
4 posts
#5
Other
: "Best mustard yet!"
4 posts
#6
Dairy
: "Second Try of making homemade yogurt today, i will update the result in 15 hours"
4 posts
#7
Vinegar
: "What is this in my red wine vinegar (in progress)"
4 posts
#8
Spicy/Garlic Honey
: "Am I about to poison my entire family BC I had no idea about botulism?"
2 posts
#9
Fruit
: "First time fermenting in vacuum bags"
2 posts
#10
Beer/Wine/Mead/Cider/Tepache/Kombucha
: "Decanted the beet kvass"
2 posts
Member Growth in r/fermentation
Yearly
+45k members(16.0%)
Similar Subreddits to r/fermentation
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Last updated: October 15, 2026