Prime Big Deal Days 2026: Home Fermentation Picks Worth Watching
Prime Big Deal Days is Amazon's fall sale for Prime members, and in recent years it has run over two days in October. It is a useful moment to pick up home fermentation gear, but only if the product is one you would buy at full price anyway.
Below are the highest-scoring picks from our buying guides, grouped by category. We do not list discounts or prices, because they change hourly during a sale event. Use this page as a shortlist, then check the current price on Amazon.
How to spot a real deal
- Decide what you need before the sale starts, so a countdown timer does not decide for you.
- Compare the sale price with the price over the previous weeks, not with the list price shown next to it.
- Check that the listing is the exact model, size and pack count you researched, since sale pages often mix variants.
- Read the return window. Holiday-season return extensions do not always apply to October orders.
- Most sale deals need a Prime membership, so factor that in if you are not already a member.
Crocks & Vessels
All crocks & vessels guides- Masontops Complete Mason Jar Fermentation Kit with Pickle Pipes, Pebble Weights and Vegetable TamperOur score9.0/10
Masontops' complete mason jar kit with Pickle Pipes, Pebble weights and a vegetable tamper, a tidy low-profile fermenting system.
From our guide: Best Fermentation Gifts
- Ball Wide Mouth Half Gallon 64 Oz Jars with Lids and Bands, Set of 6Our score8.8/10
Ball's set of 6 wide mouth half gallon 64 Oz jars with lids and bands, the standard large jar for home fermenting.
From our guide: Best Half Gallon Mason Jars
- The Art of Fermentation: An In-Depth Exploration of Essential Concepts and Processes from Around the WorldOur score8.8/10
The Art of Fermentation, Sandor Katz's in-depth exploration of essential fermentation concepts and processes from around the world.
From our guide: Best Fermentation Gifts
- The Big Cheese Ultimate Cheese Making Kit, Makes 10 Cheeses, 40 BatchesOur score8.8/10
The Big Cheese's ultimate cheese making kit, which makes 10 Cheeses across 40 Batches for adventurous beginners.
From our guide: Best Fermentation Gifts
Kombucha & Drinks
All kombucha & drinks guides- The Spirit of the Forest Premium Water Kefir Starter Kit - Fresh Live Grains, Mason Jar, Fermentation Lid, Strainer and GuideOur score8.6/10
The Spirit of the Forest's premium water kefir starter kit with fresh live grains, mason jar, fermentation lid, strainer and guide.
From our guide: Best Water Kefir Kits
- Joshua Tree Kombucha Complete Starter Kit with SCOBY, 1 Gallon Glass Fermenting Jar and pH Test StripsOur score8.4/10
Joshua Tree Kombucha's complete starter kit with SCOBY, 1 Gallon glass fermenting jar and pH test strips for first brews.
From our guide: Best SCOBY Starter Kits
- Fermentaholics Organic Kombucha SCOBY with Twelve Ounces of Starter Tea - Makes a One Gallon BatchOur score8.4/10
Fermentaholics' organic kombucha SCOBY with Twelve Ounces of starter tea, sized to make a full One Gallon batch.
From our guide: Best SCOBY Starter Kits
- Kombucha Starter Kit Deluxe with Heating Mat, SCOBY, Jar, pH Test Strips and Fermenting IngredientsOur score8.4/10
A deluxe kombucha starter kit with heating mat, SCOBY, jar, pH test strips and fermenting ingredients for year-round brewing.
From our guide: Best Kombucha Brewing Kits
Kimchi & Kraut
All kimchi & kraut guides- Ohio Stoneware 5 Gallon Fermentation and Preservation Crock - Crock, Lid, StonesOur score8.6/10
Ohio Stoneware's 5 gallon crock with lid and stones, a heirloom-sized vessel for big sauerkraut and pickle batches.
From our guide: Best Pickling Crocks for Large Batches
- Fermentation Crock Jar 10 Liter / 2.6 Gallon - Glazed Stoneware Fermenter with Stone Weights and LidOur score8.6/10
A 10 Liter / 2.6 Gallon glazed stoneware fermentation crock with stone weights and lid for large vegetable batches.
From our guide: Best Pickling Crocks for Large Batches
- Humble House SAUERSTOMPER Sauerkraut Pounder for Mason Jars 12 inch Solid German Beech Wood Cabbage TamperOur score8.6/10
Humble House's SAUERSTOMPER 12 inch sauerkraut pounder made from solid German beech wood for mason jars.
From our guide: Best Sauerkraut Pounders and Cabbage Tampers
- Pickle Pipe One-Piece Silicone Waterless Fermentation Airlock Lids for Mason Jar Wide Mouth 3 PackOur score8.4/10
Pickle Pipe's 3 Pack of one-piece silicone waterless fermentation airlock lids for wide mouth mason jars.
From our guide: Best Pickle Pipes and Fermentation Airlocks
Dairy & Cultures
All dairy & cultures guides- The Big Cheese Ultimate Cheese Making Kit, Makes 10 Cheeses, 40 BatchesOur score8.8/10
The Big Cheese's ultimate cheese making kit, which makes 10 Cheeses across 40 Batches for adventurous beginners.
From our guide: Best Cheese Making Kits for Beginners
- Cuisinart CYM-100 Electronic Yogurt Maker with Automatic Cooling, 1.5L Jar CapacityOur score8.6/10
Cuisinart's CYM-100 electronic yogurt maker with automatic cooling and a 1.5L jar capacity.
From our guide: Best Yogurt Makers for Home Use
- Euro Cuisine GY60 Greek Yogurt Maker with Ultra Fine Mesh Stainless Steel Strainer BasketOur score8.6/10
Euro Cuisine's GY60 Greek yogurt maker with an ultra fine mesh stainless steel strainer basket.
From our guide: Best Greek Yogurt Strainers
- Yogourmet Freeze Dried Yogurt Starter, 16 Pack, 3 g SachetsOur score8.6/10
Yogourmet's freeze dried yogurt starter, a 16 Pack of 3 g sachets for regular homemade yogurt.
From our guide: Best Yogurt Starter Cultures
Bottling & Storage
All bottling & storage guides- Dbgogo Mini Auto Siphon, 2 Pieces 17.7 Inch Built-in Pump Auto-Siphon with Bottling Wand Racking Cane and Stabilizer ClipOur score8.6/10
Dbgogo's mini auto siphon, 2 Pieces of 17.7 Inch pump auto-siphon with bottling wand and stabilizer clip.
From our guide: The Best Auto Siphons for Racking Ferments
- FastRack 64 oz Amber Glass Growlers (Pack of 6) with 18 Poly Seal Caps for Homebrew and KombuchaOur score8.6/10
FastRack's 64 oz amber glass growlers, Pack of 6 with 18 Poly Seal Caps for homebrew and kombucha.
From our guide: The Best Growlers for Fermenting and Storing Brews
- Bormioli Rocco Fido 2 Pack 33.75 oz Food Storage Glass Jars with Airtight Rubber Seal and Stainless Wire ClampOur score8.6/10
Bormioli Rocco's Fido 2 Pack of 33.75 oz glass jars with airtight rubber seal and stainless wire clamp.
From our guide: The Best Fido Jars for Vegetable Ferments
- Bormioli Rocco Fido Squared Wide Mouth Glass Jar with Airtight Gasket Clamp Lid, 101.5 ozOur score8.6/10
Bormioli Rocco's Fido squared wide mouth glass jar with airtight gasket clamp lid, a large 101.5 oz size.
From our guide: The Best Fido Jars for Vegetable Ferments
Testing & Tools
All testing & tools guides- Fermented Vegetables: Creative Recipes for Fermenting 64 Vegetables and Herbs in Krauts, Kimchis, Brined Pickles, Chutneys, Relishes and PastesOur score9.2/10
Fermented Vegetables, a recipe book for fermenting 64 vegetables and herbs in krauts, kimchis, brined pickles, chutneys and pastes.
From our guide: The Best Fermentation Books Worth Owning
- The Art of Fermentation: An In-Depth Exploration of Essential Concepts and Processes from Around the WorldOur score8.8/10
The Art of Fermentation, Sandor Katz's in-depth exploration of essential fermentation concepts and processes from around the world.
From our guide: The Best Fermentation Books Worth Owning
- Pyrex 4 Piece Glass Measuring Cup Set, Includes 1-Cup, 2-Cup, 4-Cup, and 8-Cup Tempered Glass Liquid Measuring CupsOur score8.8/10
Pyrex's 4 Piece tempered glass measuring cup set with 1-Cup, 2-Cup, 4-Cup and 8-Cup liquid measuring cups.
From our guide: The Best Glass Measuring Pitchers for Brines and Batches
- Humble House SAUERSTOMPER Sauerkraut Pounder for Mason Jars 12 inch Solid German Beech Wood Cabbage TamperOur score8.6/10
Humble House's SAUERSTOMPER 12 inch sauerkraut pounder made from solid German beech wood for mason jars.
From our guide: The Best Muddlers and Tampers for Packing Ferments
Also planning ahead: Black Friday and Cyber Monday 2026.
Ferment Nest does not track live prices or guarantee discounts. Scores are our editorial assessment. We may earn a commission from links on this page.