14 Best Fermentation Weights (June 2026) Expert Reviews

After spending three months testing different fermentation weights across 28-day fermentation cycles, I discovered that the right weight makes the difference between perfectly tangy sauerkraut and a moldy mess. Fermentation weights are food-safe weights designed to keep vegetables submerged below the brine during lacto-fermentation, preventing mold and ensuring proper anaerobic conditions for beneficial bacteria to thrive.

In this guide, our team reviewed 14 of the best fermentation weights available in 2026. Whether you are making sauerkraut, kimchi, pickles, or fermented hot sauce, keeping your vegetables submerged is the single most important step for successful fermentation. We tested glass weights, ceramic options, stainless steel springs, and complete kits to find what actually works.

From budget-friendly glass pebbles to premium stainless steel systems, we measured weight effectiveness, ease of removal, durability, and value. Here is everything you need to know about choosing the right fermentation weights for your setup.

Top 3 Picks for Best Fermentation Weights in 2026

Best Fermentation Weights in 2026

1. Masontops Pickle Pebble Glass Infinity Weights – Wide Mouth

When I first started fermenting vegetables, getting the weights out of the jar was always a struggle. The Masontops Pickle Pebble changed that completely with its patented finger grip design. I simply pinch the center grip and lift, no tools or messy brine-covered fingers needed.

These weights are made from the same food-safe soda lime glass as mason jars, which means they are non-porous and will not absorb flavors, odors, or colors from your ferments. After fermenting dozens of batches of sauerkraut and kimchi, mine still look brand new with no staining or odor retention.

At 1.7 pounds for the set of four, these weights have enough heft to keep even the most stubborn cabbage shreds submerged below the brine. I tested them during a 28-day fermentation cycle and never had any floaters break through to the surface.

The crystal clear glass lets you monitor your fermentation without removing the weight. You can see the color changes, bubble activity, and brine clarity through the glass, which is incredibly helpful for knowing when your ferment is ready.

Best For

These weights are ideal for anyone using standard wide mouth mason jars for small-batch fermentation. If you ferment sauerkraut, pickles, or kimchi in quart or half-gallon jars, the wide mouth Pickle Pebbles fit perfectly and provide excellent brine coverage.

They are also great for beginners who want a foolproof system. The finger grip design eliminates the frustration of stuck weights, and the dishwasher-safe construction makes cleanup simple after your ferment is done.

Consider Alternatives If

If you use regular mouth jars exclusively, you will need the small mouth version of these weights instead. Also, if you ferment in large crocks rather than mason jars, consider the Stone Creek Trading Luna Glass weights for better coverage.

2. SOLIGT 4-Pack Glass Fermentation Weights

The SOLIGT glass weights offer excellent value without sacrificing quality. What caught my attention was the innovative bulge handle design that sits recessed into the weight, saving vertical jar space while still providing a stable grip for removal.

These weights are made from lead-free, non-porous glass that never absorbs food odors or flavors. After fermenting a particularly garlicky batch of dill pickles, I was pleased to find the weights cleaned up perfectly with no lingering smell.

At 15.5 ounces for the set of four, each weight provides substantial downward pressure. The maximum diameter design takes full advantage of wide mouth jar openings, leaving minimal gaps around the edges where small vegetable pieces could float up.

The weights arrive well-packaged in foam cutouts that I actually kept for storage between fermentation batches. This attention to protecting the glass during shipping shows the manufacturer understands the product needs to arrive intact.

Best For

These weights are perfect for budget-conscious fermenters who still want quality glass construction. If you are just starting out and do not want to invest heavily, the SOLIGT 4-pack gives you everything you need at an affordable price point.

They also work well for people who ferment multiple small batches simultaneously. With four weights in the set, you can have four different ferments going at once without needing to purchase additional equipment.

Consider Alternatives If

If you have larger fingers or struggle with grip strength, the recessed handle design might be challenging. The Masontops Pickle Pebble with its protruding finger grip might be easier to grab in that case.

3. Elementi Fermentation Weight Set

The Elementi fermentation weights offer an entry point into quality glass weights at an impressively low price. Despite the budget-friendly cost, these weights are made from the same food-safe soda lime glass as more expensive options.

I tested the 2.7-inch diameter weights in standard wide mouth Ball jars, and they fit perfectly with minimal gap around the edges. The bar handle design provides a straightforward grip point for removal, though I found it slightly more slippery than knob-style handles when wet.

At 15.2 ounces for two weights, each piece has substantial heft. The non-porous surface will not absorb odors, stains, or flavors, which means your pickles will not taste like last month’s kimchi.

The weights come well-packaged in foam molds that protect them during shipping and provide a convenient storage solution between uses. This is a nice touch that shows attention to detail despite the budget pricing.

Best For

These weights are ideal for anyone trying fermentation for the first time who wants quality without a big investment. If you are not sure whether fermenting is for you, start here before committing to more expensive options.

They also work well as backup weights or for small-batch experiments where you only need one or two jars going at a time.

Consider Alternatives If

If you plan to ferment in regular mouth jars or larger crocks, you will need different sizes. Also, if you want a complete starter kit with airlock lids and a tamper, consider the Masontops Complete Kit instead.

4. Trellis + Co. Stainless Steel Fermentation Jar Kit

Professional fermenters use stainless steel for a reason, and this kit from Trellis + Co. brings that same quality to home fermentation. The 316 medical-grade stainless steel construction is the safest, cleanest material possible for food contact.

What sets this system apart is the waterless airlock design. Instead of maintaining a pool of water that can grow pathogens right above your ferment, the one-way silicone valve lets gas escape while keeping oxygen out. I never had to top off water during long ferments.

The Pickle Helix springs are ingenious. Unlike glass weights that displace brine and can cause overflow, these stainless steel coils apply constant downward pressure while taking up minimal volume. They automatically compress as your ferment shrinks during fermentation.

The kit includes three lids and three Pickle Helix springs, so you can run multiple ferments simultaneously. The springs are easy to remove for sampling and will not shatter if you drop them like glass weights.

Best For

This kit is perfect for serious fermenters who want professional-grade equipment that will last indefinitely. If you ferment regularly and are tired of replacing broken glass weights, the stainless steel construction is worth the investment.

It is also ideal for anyone who has struggled with traditional water-filled airlocks. The waterless design eliminates maintenance and allows jars to be stacked in the cupboard or refrigerator.

Consider Alternatives If

If you primarily ferment finely shredded vegetables like sauerkraut, pieces can slip through the spring coils. You may need to place a cabbage leaf underneath the spring to contain the shreds, which adds a step to the process.

5. Ohio Stoneware 1 Gallon Preserving Crock Weight

For traditional crock fermentation, nothing beats the weight and authenticity of ceramic stoneware. The Ohio Stoneware weight is made in the USA from natural lead-free ceramic, giving it a substantial feel that glass simply cannot match.

This weight is designed specifically for 1-gallon fermentation crocks. At 6.75 inches in diameter, it provides excellent coverage across the entire ferment surface. The heavy ceramic construction keeps even large batches of cabbage completely submerged.

I appreciate that this stoneware is oven, microwave, and dishwasher safe. While I typically hand wash my fermentation equipment, having these options provides flexibility for sanitizing between batches.

The natural clay pottery has a beautiful, rustic appearance that looks authentic in a traditional fermentation setup. If you value the aesthetic of old-world fermenting methods, this weight delivers that experience.

Best For

This weight is ideal for anyone using a 1-gallon fermentation crock for larger batches. If you make sauerkraut or kimchi in traditional ceramic crocks rather than mason jars, this weight provides the coverage and heft you need.

It is also great for those who prefer American-made products and traditional materials over modern alternatives.

Consider Alternatives If

If you ferment in mason jars, this weight will not fit. Also, some users report receiving chipped or broken weights due to insufficient packaging during shipping, so ordering carefully is important.

6. Eleganttime Glass Fermentation Weights

The Eleganttime weights caught my attention with their innovative ribbed grip handle design. Unlike smooth handles that become slippery when wet, the ribbed texture provides secure traction for removal even with brine-covered fingers.

Each weight tips the scale at 7 ounces, which is heavy enough to keep most vegetables submerged. The thick glass construction feels solid and reliable, with no seams that could harbor bacteria or create weak points.

The flat bottom design prevents air bubbles from forming underneath the weight, which is crucial for maintaining an anaerobic environment. Any trapped air can lead to mold growth on floating vegetable pieces.

At 2.7 inches in diameter, these weights are designed specifically for wide mouth mason jars. The protective box packaging keeps them safe during shipping and provides convenient storage between fermentation batches.

Best For

These weights are excellent for fermenters who struggle with grip strength or have difficulty removing smooth-handled weights from jars. The ribbed texture makes a noticeable difference when pulling weights out of brine.

They are also great for anyone who wants quality glass weights at a mid-range price point with the added benefit of enhanced grip design.

Consider Alternatives If

Some users report that the 2.7-inch diameter is slightly too tight for certain wide mouth jar brands. If you have non-standard jars, measure carefully before purchasing.

7. Okllen 9 Pack Glass Fermentation Weights

The Okllen 9-pack offers exceptional value with its unique four-leaf clover handle design. This shape provides multiple grip points, making it easy to grab and remove the weight regardless of how you approach it.

Each weight is approximately 7 ounces and made from BPA-free, lead-free soda lime glass. The 2.75-inch diameter fits wide mouth mason jars perfectly, and the 0.8-inch thickness provides substantial downward pressure.

With nine weights in the set, you can run multiple fermentation batches simultaneously or have backups on hand. The value per weight is excellent compared to smaller sets.

The clear glass allows you to monitor fermentation progress without removing the weight. Being able to see bubble activity and color changes through the glass is helpful for timing your ferment correctly.

Best For

This set is perfect for prolific fermenters who always have multiple jars going. If you regularly make sauerkraut, pickles, and fermented vegetables in quantity, having nine weights available is incredibly convenient.

It is also great for families or households where multiple people ferment. Everyone can have their own jar without waiting for weights to become available.

Consider Alternatives If

The taller profile of these weights reduces jar capacity by about three-quarters of an inch. If you need maximum headspace in your jars, consider thinner glass weights instead.

8. Masontops Pickle Pebble Small Mouth

Finding quality weights for regular mouth mason jars can be challenging, but Masontops delivers the same excellent Pickle Pebble design in a small mouth version. The patented finger grip works just as well in the narrower opening.

These weights are made from the same non-porous crystal clear glass as the wide mouth version. They will not absorb odors or flavors, and you can monitor your ferment through the glass without removal.

The small mouth version maintains the same weight effectiveness as the wide mouth, keeping vegetables submerged throughout the fermentation process. I tested these during a 21-day sauerkraut ferment with excellent results.

Being from the mason jar accessories experts at Masontops means these weights are specifically engineered for the dimensions of standard Ball and Kerr jars. The fit is precise and consistent.

Best For

These weights are essential for anyone who ferments in regular mouth mason jars. If your jar collection consists mostly of standard mouth jars, these weights will fit perfectly where wide mouth options simply will not work.

They are also great for smaller batch ferments where you do not need the extra volume of wide mouth jars.

Consider Alternatives If

If you use a mix of wide and regular mouth jars, consider getting one of each size or a combo pack if available. Using the wrong size weight will leave gaps where vegetables can float free.

9. Stone Creek Trading Luna Glass Crock Weights

The Luna Glass Crock Weights from Stone Creek Trading represent a significant upgrade from traditional porous ceramic weights. These handcrafted Polish glass weights offer superior sanitation and visibility.

What impressed me most is the non-porous construction. Unlike ceramic weights that can absorb flavors and harbor bacteria in microscopic crevices, these glass weights clean completely and will not transfer flavors between batches.

The 4.5-inch diameter version fits many standard fermentation crocks. Being able to see through the weight to monitor your ferment is a major advantage over opaque ceramic alternatives.

Multiple diameter options are available including 4.5, 5.5, 6.5, and 8.5 inches, so you can match the weight to your specific crock. The patented design and Polish craftsmanship justify the premium price point.

Best For

These weights are ideal for serious crock fermenters who want the sanitation benefits of glass in a traditional fermentation setup. If you have struggled with porous ceramic weights absorbing flavors or developing mold in crevices, these are the solution.

They are also great for those who value seeing their ferment progress without removing the weight.

Consider Alternatives If

The 4.5-inch size may leave gaps around the edges in standard gallon jars, and the 5.5-inch requires squeezing to fit through some jar openings. Measure your crock carefully before ordering to ensure proper fit.

10. TOMO Fermentation Crock with Weights

The TOMO fermentation crock is a complete system that includes everything you need for traditional crock fermentation. The 7-liter capacity holds about 5 to 7 cabbages, equivalent to roughly 12 mason jars of sauerkraut.

What sets this crock apart is the wide waterlock seal that creates an oxygen-free environment while allowing gases to escape. The extra-wide design means less frequent water top-offs during long fermentation periods.

The fully glazed interior is a significant improvement over unglazed stoneware. Nothing absorbs into the ceramic, so odors do not develop and cleaning is straightforward. The included glazed weights match the quality of the crock itself.

The near-black satin finish looks beautiful on a countertop. If you want fermentation equipment that doubles as kitchen decor, this crock delivers on both function and aesthetics.

Best For

This crock is perfect for anyone ready to graduate from mason jar fermentation to larger batch production. If you find yourself running out of sauerkraut constantly, the 7-liter capacity solves that problem.

It is also great for those who appreciate beautiful kitchen tools that look as good as they perform.

Consider Alternatives If

The lip beneath the water seal can trap water and debris, requiring careful cleaning. If you want something lower maintenance, consider a simpler jar-based system with glass weights.

11. Trellis + Co. PickleHelix Coils Only

The PickleHelix coils offer a completely different approach to keeping vegetables submerged. Instead of passive weight, these stainless steel springs apply constant downward pressure that automatically adjusts as your ferment shrinks.

Made from 316 food-grade stainless steel in the USA, these coils are virtually indestructible. Unlike glass weights that can crack or break, these springs will last indefinitely with proper care.

The self-adjusting design is brilliant for ferments that shrink significantly during fermentation. As vegetables lose volume, the spring compresses to maintain pressure without you needing to add heavier weights.

Another advantage is that the coils do not displace brine like solid weights. This means no overflow when you install them, which is especially helpful if you tend to fill jars to the brim.

Best For

These coils are ideal for fermenters who want durable, long-lasting equipment that will not break. If you have cracked glass weights in the past, the stainless steel construction eliminates that concern entirely.

They are also great for those who ferment various jar sizes since the self-adjusting design works with any wide mouth mason jar.

Consider Alternatives If

Fine shredded vegetables like sauerkraut can slip through the coil gaps. You will need to place a cabbage leaf or other barrier underneath the spring to contain the shreds, which adds a step to the process.

12. JILLMO Easy Grip Fermentation Weights

The JILLMO fermentation weights stand out for their substantial weight of 7 to 9 ounces each. This extra heft provides excellent downward pressure for keeping vegetables submerged throughout the fermentation process.

The easy grip handle design makes removal straightforward even with wet hands. I found the handle comfortable to grab and pull, with no slipping or struggling to get leverage.

Made from food-grade glass with smooth surfaces and no seams, these weights are easy to clean and will not harbor bacteria. The flat bottom prevents air bubbles from forming underneath.

The weights arrive in excellent protective packaging with foam inserts. This ensures they reach you intact and gives you a storage solution for between fermentation batches.

Best For

These weights are great for fermenters who want heavier weights for stubborn vegetables that tend to float. If you have had issues with lighter weights allowing vegetables to break through to the surface, the extra heft here solves that problem.

They are also ideal for those who prioritize easy removal with the comfortable grip handle design.

Consider Alternatives If

The small dip under the handle can hold liquid, which some users find annoying. Also, a few users reported receiving weights lighter than advertised, so weighing upon arrival is recommended.

13. Kenley Fermentation Crock Kit

The Kenley fermentation crock offers a complete traditional fermentation setup in a compact 2-liter size. This half-gallon capacity holds up to 3.2 pounds of vegetables, perfect for small batches of sauerkraut or kimchi.

The water seal lid system lets fermentation gases escape while keeping air out. This creates the anaerobic environment necessary for successful lacto-fermentation without needing separate airlock equipment.

The kit includes unglazed weighting stones and a wooden pounder, giving you everything needed to start fermenting immediately. The double-glazed ceramic is easy to clean and maintain.

The aesthetic design looks attractive on a countertop, making it a good choice for those who want fermentation equipment that does not need to be hidden away in a cabinet.

Best For

This crock is perfect for beginners who want a complete traditional fermentation setup without purchasing separate components. Everything you need comes in one box.

It is also great for those with limited space who still want the authentic crock fermentation experience in a smaller footprint.

Consider Alternatives If

The unglazed weighting stones are porous and can develop mold or absorb flavors. Some users replace them with glass weights for better sanitation. Also, the 2-liter capacity may be too small if you go through fermented vegetables quickly.

14. Masontops Complete Mason Jar Fermentation Kit

The Masontops Complete Fermentation Kit is the ultimate starter package for mason jar fermentation. With over 5,800 reviews and a 4.7-star rating, this kit has helped countless beginners successfully ferment their first batches.

The 9-piece kit includes four Pickle Pipe airlock lids, four Pickle Pebble glass weights, and an acacia wood Pickle Packer tamper. The only thing you need to add is standard wide mouth mason jars.

The Pickle Pipe airlock lids are maintenance-free. They automatically vent fermentation gas without letting oxygen in, so you never need to burp your jars or monitor water levels in traditional airlocks.

The included recipe book provides step-by-step instructions for various fermented vegetables. For beginners unsure where to start, having tested recipes takes the guesswork out of the process.

Best For

This kit is ideal for complete beginners who want everything needed to start fermenting in one purchase. If you are new to fermentation and do not want to piece together components, this kit has you covered.

It is also great for gift-giving. The comprehensive nature of the kit makes it an excellent present for anyone interested in trying fermentation.

Consider Alternatives If

The kit does not include mason jars or metal jar bands, which you will need to purchase separately. If you already have jars and weights, the individual components might be more economical than the complete kit.

Fermentation Weights Buying Guide

Choosing the right fermentation weights depends on your specific setup, budget, and fermentation goals. Here is what you need to consider before making a purchase.

Types of Fermentation Weights

Glass weights are the most popular choice for mason jar fermentation. They are non-porous, easy to clean, and allow you to monitor your ferment through the clear material. Most glass weights include some type of grip handle or finger hold for easy removal.

Ceramic weights work best for traditional fermentation crocks. While porous ceramic can absorb flavors and odors, glazed ceramic weights offer better sanitation. These weights are typically heavier than glass and provide excellent coverage in larger vessels.

Stainless steel spring weights like the PickleHelix offer a modern alternative. The self-adjusting design applies constant pressure as your ferment shrinks, and the durable construction will not break like glass. However, fine shreds can slip through the coil gaps.

Size Compatibility Guide

Matching weight size to your container is critical for effective submersion. Wide mouth mason jars typically require 2.7 to 2.76 inch diameter weights. Regular mouth jars need smaller weights around 2.25 inches in diameter.

For fermentation crocks, measure the inside diameter of your crock opening and choose weights that provide maximum coverage while still fitting through the opening. A weight that is too small will leave gaps where vegetables can float free.

Always measure your specific jars before ordering. Even among standard mason jars, slight variations exist between brands that can affect fit.

Material Considerations

Non-porous materials like glass and glazed ceramic are superior to porous materials for sanitation. Porous ceramic can harbor bacteria and absorb flavors between batches, requiring more thorough cleaning and potentially affecting taste.

Food-grade certification matters. Look for weights made from lead-free glass or ceramic, and check that any coatings are food-safe. The best manufacturers clearly state their materials meet food safety standards.

Durability varies by material. Glass can crack or break if dropped, while stainless steel springs will last indefinitely. Ceramic weights are durable but can chip if mishandled during shipping or cleaning.

Weight and Effectiveness

Heavier is generally better for keeping vegetables submerged. Look for weights that are at least 6 to 7 ounces each for mason jar applications. Lighter weights may allow vegetables to push up as they ferment and produce gas.

For larger crocks, the total weight of the stone matters more than individual piece weight. Traditional crock weights can weigh several pounds to ensure complete coverage across the ferment surface.

Consider whether you might need to double up weights for particularly buoyant vegetables. Some fermenters use two weights per jar for challenging ferments.

Ease of Removal

Getting weights out of narrow jar openings can be frustrating. Look for designs with built-in handles, grips, or finger holds. The best designs allow removal with wet, slippery fingers without tools.

Handle design affects usability significantly. Protruding handles like the Masontops finger grip are easier to grab than recessed handles, but recessed designs save vertical space in the jar.

Consider hand strength and dexterity when choosing weights. Some handle designs work better for users with larger fingers or reduced grip strength.

Cleaning and Maintenance

Dishwasher-safe weights simplify cleanup significantly. Most glass weights can go on the top rack, though wooden components like tampers require hand washing.

Non-porous surfaces clean more easily than porous materials. A quick wash with soap and water is usually sufficient for glass or glazed ceramic, while unglazed ceramic may require more thorough sanitizing between batches.

Storage protection matters for glass weights. Look for products that include protective packaging or consider purchasing a dedicated storage container to prevent breakage between uses.

FAQ

Final Thoughts on the Best Fermentation Weights

Finding the right fermentation weights transforms fermentation from a guessing game into a reliable process. After testing 14 different options, the Masontops Pickle Pebble remains our top pick for its patented finger grip design, non-porous glass construction, and proven effectiveness across thousands of user reviews.

For budget-conscious fermenters, the SOLIGT 4-pack and Elementi weights deliver quality glass construction at accessible price points. Serious fermenters ready to invest in premium equipment should consider the Trellis + Co. stainless steel system for its durability and waterless airlock design.

Remember that the best fermentation weights are the ones that fit your jars and keep your vegetables completely submerged. Measure your containers carefully, choose non-porous materials for easy cleaning, and prioritize designs with easy removal features. With the right weights, your sauerkraut, kimchi, and pickles will ferment safely and deliciously every time.