Searching for the best compostable trash bags in 2026? The top choice overall is the Reli. Compostable 33 Gallon Trash Bags, which balance size, strength, and eco-friendliness. The UNNI Compostable Trash Bags stand out for their compact size and extra thickness, ideal for small kitchen waste. Meanwhile, the BioBag The Original offers large capacity with certified compostability but at a higher price. The main tradeoffs include balancing durability, size, and cost—more eco-friendly options may compromise on strength or size. Keep reading for a detailed comparison to find the best fit for your needs.
Key Takeaways
- Durability and thickness vary significantly, affecting how well bags handle heavier or wetter waste.
- Size options range from small food scrap liners to large 48-gallon bags, making it important to match bag capacity to your trash volume.
- Certification labels like BPI and OK Compost provide assurance of true compostability, but may come at a premium.
- Bulk packages often offer better value, but may include sizes or features not suitable for all users.
- Tradeoffs between price and performance are common, with premium options offering more durability but at higher costs.
More Details on Our Top Picks
Reli. Compostable 33 Gallon Trash Bags, 80 Count, Green, Eco-Friendly
This large-capacity option stands out for those needing to manage substantial waste, especially in municipal or industrial composting settings. Compared to the smaller UNNI or Envision bags, it offers a significant size advantage, making it ideal for heavy or bulky compostable waste. Its tear-resistant design means fewer leaks and messes, which is vital for large-volume waste. However, the slower breakdown in landfills with anaerobic conditions is a tradeoff, and its specialization for composting limits its use for general trash. Overall, this bag makes the most sense for commercial or large-scale composting needs where durability and capacity are priorities.
Pros:- Eco-friendly and compostable, reducing landfill waste
- Tear-resistant for heavy or bulky waste
- Large capacity minimizes bag changes
Cons:- Breakdown rate may be slow in anaerobic landfills
- Limited to composting environments, not suitable for all waste types
Best for: Businesses or institutions with large composting bins that need durable, eco-friendly liners.
Not ideal for: Small households or those without access to composting facilities, due to its size and intended use.
- Capacity:33 Gallons
- Unit Count:80
- Materials:Green Compostable Plastic
- Material Features:Eco-Friendly, Tear-Resistant
- Item Form:Bag
- Made in:Not specified
Bottom line: This bag is best suited for large-scale composting where capacity and durability are critical.
UNNI Compostable Trash Bags, 2.6 Gallon, 100 Count, Extra Thick 0.71 Mil Small Kitchen Food Scrap Bin Liners
This set of small, extra-thick bags is tailored for home composting and everyday kitchen disposal, offering a reliable, plant-based alternative to plastic. Compared to the larger Reli or Stout bags, UNNI’s compact design fits neatly into small bins, making it perfect for daily food scraps. The 0.71 mil thickness ensures durability against wet waste, but it might feel overbuilt for dry trash, adding unnecessary cost. Its certification from multiple standards guarantees eco-friendly disposal, though its limited composting options mean it may not suit all waste streams or locations without commercial composting services. This pick is ideal for eco-conscious households focused on reducing plastic use daily.
Pros:- Certified compostable by multiple standards
- Extra thick for wet or heavy food waste
- Made from plant-based, eco-friendly materials
Cons:- Limited to home composting, not all areas support compost pickup
- Use within 9 months for best performance
Best for: Homeowners with small compost bins who want durable, eco-friendly liners for food scraps.
Not ideal for: Larger households or commercial composting facilities, where bigger bags are more efficient and cost-effective.
- Capacity:2.6 gallons
- Quantity:100 bags
- Thickness:0.71 mil
- Dimensions:16.3 in x 16.5 in
- Standards:BPI, CMA, OK Compost HOME
- Made in:Not specified
Bottom line: This bag is perfect for small-scale, daily composting at home with a focus on durability and eco-friendliness.
Stout Compostable Trash Bags, 30 Gallon, 30″ x 39″, Green, 48 Bags
This American-made option offers a large capacity ideal for collecting organic waste, with dimensions that may be larger than traditional 13-gallon bags, making it suitable for bigger bins. Its environmentally friendly compostable material is a strong selling point, especially for those prioritizing sustainability. Additionally, supporting employment for visually impaired individuals adds a social benefit that appeals to conscientious consumers. When compared to the Reli or Matter packs, its size and social mission make it distinctive. However, its larger size might not fit standard smaller cans, and it’s limited strictly to composting use, not regular trash. It’s best for dedicated compost bins in eco-minded households or facilities.
Pros:- Supports employment for visually impaired workers
- Eco-friendly, compostable material
- Large capacity for organic waste
Cons:- Dimensions may be too large for smaller cans
- Limited to composting, not suitable for general trash
Best for: Organic waste collectors or eco-conscious households with larger compost containers.
Not ideal for: Small kitchens or standard-sized trash cans, due to its size and specific use case.
- Capacity:30 gallons
- Bag Dimensions:30″ x 39″
- Bags per Case:48
- Material:ASTM 6400 Compostable
- Made in:America
Bottom line: This bag excels for those collecting organic waste in larger bins and supporting social causes.
Envision Compostable Trash Bags, 13 Gallon, 24 x 30 inches, Green, 45 Bags per Case
Designed for smaller household compost bins, Envision’s 13-gallon bags combine eco-friendly materials with social responsibility, supporting employment for visually impaired workers. Their size fits most standard kitchen trash cans, but not all larger or unusual shapes. Compared with the UNNI bags, they are slightly smaller but similarly durable and certified compostable. The size limitation means they are less suitable for larger or commercial waste streams, but for typical home use, they provide a reliable, environmentally friendly option. The focus on social impact adds a meaningful dimension for consumers seeking ethical products. This is a sensible choice for those prioritizing size compatibility with standard home bins and supporting social causes.
Pros:- Supports employment for visually impaired individuals
- ASTM 6400 certified compostable
- Fits standard kitchen waste cans
Cons:- Limited to composting only
- Size may not fit all trash cans, especially larger ones
Best for: Home users with standard-sized kitchen compost bins needing reliable, eco-friendly liners.
Not ideal for: Large households or commercial composting programs requiring bigger or more durable bags.
- Capacity:13 Gallon
- Dimensions:24 x 30 inches
- Bags per Case:45
- Material:Compostable
- Made in:America
Bottom line: This bag is well-suited for individual households focused on eco-conscious waste management in standard-size bins.
Matter Compostable Variety Pack 3 & 13 Gallon Kitchen Trash Bags with Drawstring, Unscented, Durable, Leak-Resistant, Eco-Friendly, 70 Count
This variety pack offers a flexible solution with both 3-gallon and 13-gallon bags, making it suitable for multiple household needs. Its drawstring closures improve handling and tie-off security, especially compared to the simpler drawstrings on UNNI or Envision. Made from plant-based biopolymers, these bags promise durability and leak-resistance, crucial for wet or heavy waste. The fact that they break down within 12 months adds an environmental edge, though proper disposal is essential for timely breakdown. Compared with single-size offerings, this pack provides versatility but might be less specialized for large-scale composting. It’s ideal for households that want a single, eco-friendly solution for different waste sizes.
Pros:- Made from renewable plant-based materials
- Strong and leak-resistant for wet waste
- Includes drawstring for easy handling
Cons:- Limited to compostable waste, requiring proper disposal
- May not break down quickly if not disposed of properly
Best for: Eco-conscious households seeking versatile, heavy-duty compost bags in multiple sizes.
Not ideal for: Those who only need small or large bags and do not want a multi-size pack or are not focused on composting.
- Capacity:3 and 13 Gallon
- Unit Count:70
- Materials:Biodegradable, Compostable, Plant-Based
- Color:Opaque
- Item Form:Bag
- Scent:Unscented
Bottom line: This pack suits households that need durable, eco-friendly bags in multiple sizes for varied composting tasks, with an emphasis on ease of use.
Simply Bio 13 Gallon Compostable Trash Bags Liners Drawstring, Heavy Duty Extra Thick 1 Mil, 49.21 Liter, 30 Bags
This option stands out for its combination of durability and eco-certifications, making it a top choice for those who want a reliable compostable bag that can handle everyday household waste. Compared with the BioBag The Original bags, the Simply Bio bags are slightly thicker at 1 mil, providing better leak resistance, though they are limited to 13-gallon capacity, which may not suit larger waste loads. Their plant-based materials meet multiple standards including ASTM D6400 and US BPI, giving peace of mind on environmental claims. However, the thicker design may come at a higher cost and limited availability could pose challenges. Overall, this bag makes the most sense for environmentally conscious users needing a heavy-duty, certified compostable option for regular kitchen waste.
Pros:- Made from sustainable, plant-based materials that are fully compostable
- Heavy-duty, leak-resistant 1 mil thickness for durability
- Includes drawstrings for easy handling and secure closure
- Certified to meet multiple environmental standards
Cons:- Limited to 13-gallon capacity, not suitable for larger waste loads
- Thickness may be insufficient for very heavy or sharp waste
Best for: Homeowners or small businesses needing durable, certified compostable bags for daily kitchen waste.
Not ideal for: Large commercial waste streams or those needing bigger capacity bags, as this model is limited to 13 gallons.
- Capacity:13 Gallons
- Material:Polylactic Acid (PLA) and PBAT
- Thickness:1 mil
- Size:Width 23.7 in. x Height 29.4 in.
- Number of Bags:30
- Certifications:ASTM D6400, US BPI, OK Compost Home, OK Compost Industrial, DIN CERTCO
Bottom line: This bag is ideal for eco-conscious households seeking a reliable, certified compostable option for daily kitchen waste.
AYOTEE Compostable Trash Bags, 13-15 Gallon Tall Kitchen Trash Liners, Heavy Duty, Unscented, 60 Count
This pick is well-suited for users who need a flexible size option—13 to 15 gallons—and strength for handling mixed household waste. Unlike the SuperBio bags, which are certified for industrial composting, the AYOTEE bags are designed for standard household use, with a slightly thinner 1.18 mil film that balances strength with cost. Their eco-friendly plant-based composition makes them appealing for those prioritizing renewable resources, but they aren’t suitable for backyard composting. Compared to the Simply Bio bags, they offer a broader capacity range, but at a potentially higher price point. This makes them a good choice for eco-minded consumers who want a reliable, versatile kitchen trash bag.
Pros:- Made from renewable plant starches, environmentally friendly
- Strong and thick enough to prevent tearing during use
- Odorless and non-toxic, suitable for food scraps
- Fits 13-15 gallon cans perfectly
Cons:- Not suitable for backyard composting
- More expensive than standard plastic trash bags
Best for: Eco-conscious households needing a strong, versatile bag for 13-15 gallon waste cans.
Not ideal for: Backyard composting enthusiasts or those on a tight budget, given higher costs and limited composting options.
- Capacity:13-15 Gallons
- Material:Plant-based, Compostable PSM
- Thickness:1.18 mil
- Count:60
- Dimensions:23.6 inches x 31.5 inches
- Color:Green
Bottom line: This bag is best for eco-conscious users who need a durable, versatile solution for kitchen waste within a 13-15 gallon size range.
SUPERBIO 13 Gallon Compostable Drawstring Kitchen Waste Bags, 49.2 Liter, 30 Count, Heavy Duty Food Scrap Bags, BPI & OK Compost Certified
This model excels in handling food scraps and organic waste, thanks to its tear-resistant, heavy-duty design and industrial certifications. Compared with the BioBag bags, which are more suitable for large-scale or commercial composting, the SuperBio bags are designed for everyday kitchen use with a slightly thinner 1 mil film. Their BPI and OK compost INDUSTRIAL certifications confirm compliance with strict standards, though they are primarily intended for industrial composting facilities, limiting use in residential settings. The bags’ durability makes them ideal for heavy food waste, but their shelf life of about a year and need for proper storage can be inconvenient. This pick suits users who prioritize industrial-grade eco-certifications and heavy-duty performance for food scraps.
Pros:- Made from plant-based, compostable materials
- Certified by BPI and OK compost INDUSTRIAL standards
- Durable, tear-resistant for heavy food scraps
- Includes 30 bags for convenience
Cons:- Limited to industrial composting facilities
- Shelf life of about one year, requiring proper storage
- Disposal should be within 3 days of holding organic waste
Best for: Home users or small food-related businesses seeking certified, industrial-grade compostable food scrap bags.
Not ideal for: Regular household waste or users without access to industrial composting facilities, as they may not decompose efficiently in all environments.
- Capacity:49.2 Liters
- Count:30
- Item Weight:2.2 Pounds
- Dimensions:9.5 x 3.54 x 3.54 inches
- Material:Plant-based compostable material
- Certifications:BPI, OK compost INDUSTRIAL, SEEDLING
Bottom line: This bag is ideal for users needing industrial certification and heavy-duty performance for organic waste, especially in commercial or structured composting setups.
BioBag The Original Compostable Trash Bag, 48 Gallon, 80 Count
The BioBag 48-gallon bags excel in handling large, heavy waste loads, making them suitable for commercial or large household composting setups. Their size and high capacity outperform smaller 13-gallon bags like the Simply Bio or AYOTEE options, providing a clear benefit for users with significant waste streams. Made from plant-based starches and fully certified, they combine environmental responsibility with strength. However, their large size and thickness of only 0.80 mil can lead to condensation issues in enclosed containers, and their weight and size might make them less convenient for smaller households. This product is best for those who need high-capacity, durable compostable bags for heavy or bulky waste.
Pros:- Large 48-gallon capacity suitable for heavy waste
- Made from plant-based starches, fully certified
- Strong and durable for demanding waste loads
- Made in the USA
Cons:- Limited suitability for small households or light waste
- Potential condensation in enclosed containers
- Use within one year for best results
Best for: Large households, commercial kitchens, or facilities needing heavy-duty, large-capacity compostable bags.
Not ideal for: Small households or users with limited storage space, due to the large size and high capacity.
- Size:42 inches x 48 inches
- Quantity:80
- Thickness:0.80 mil
- Certification:ASTM D6400, Biodegradable Products Institute
Bottom line: This bag is best suited for large-scale composting needs where capacity and strength are priorities over convenience for small loads.
13 Gallon Compostable Trash Bags, 50 Count, Heavy Duty Tall Kitchen Food Scrap Waste Bags
This set offers a reliable, environmentally friendly solution for daily kitchen waste, with bags made from plant-based PLA and PBAT that decompose within 180 days in industrial composting. Compared to the SuperBio bags, these are slightly less heavy-duty but still meet ASTM D6400 standards, making them suitable for food scraps and yard waste. Their certification and biodegradation timeline make them appealing for users committed to sustainable waste practices. The primary tradeoff involves the need for industrial composting facilities and the recommendation to change bags every two days for hygiene. This choice fits best for those who want a certified, eco-friendly bag for regular kitchen use, provided they have access to proper composting infrastructure.
Pros:- Environmentally friendly, made from plant-based materials
- Certified to meet ASTM D6400 standards
- Decomposes within 180 days in industrial composting
- Suitable for kitchen and yard waste
Cons:- Requires industrial composting facilities for full decomposition
- Should be used within nine months for optimal quality
- Change every two days for hygiene
Best for: Eco-conscious households or small businesses with access to industrial composting facilities for regular organic waste collection.
Not ideal for: Users without access to industrial composting, or those seeking a bag with ultra-heavy-duty strength, as these are designed mainly for food and yard waste.
- Capacity:13 gallons
- Count:50
- Material:Plant-based PLA and PBAT
- Certification:ASTM D6400
- Decomposition Time:180 days in industrial composting
Bottom line: This bag is a solid choice for eco-conscious users with access to industrial composting, seeking a certified, biodegradable solution for kitchen waste.
Compostic Compostable Trash Bags, 13 Gallon Tall Kitchen, 50 Count
This option stands out for its combination of durability and eco-friendliness, making it a top pick for those seeking a reliable compostable bag that performs well in everyday kitchen use. Unlike the SUPERBIO bags, which excel in reinforced strength and handles, Compostic offers a fully compostable solution without sacrificing tear resistance, thanks to its plant-based biopolymers. However, it’s more expensive than traditional plastic bags and primarily suited for home composting setups, limiting its utility in industrial composting facilities. The certified non-toxic and unscented design makes it safe for households with children and pets. Overall, this bag balances strength and environmental impact effectively, though it’s best for eco-minded consumers who compost at home.
Pros:- Extra strong and tear-resistant for household waste
- Fully compostable within 12-24 weeks
- Certified non-toxic and unscented, safe for kids and pets
- Eco-friendly packaging with soy-based inks
Cons:- Limited to home composting environments; not suitable for industrial composting
- More expensive than conventional plastic bags
Best for: Eco-conscious homeowners with access to home composting systems who prioritize safety and minimal chemical exposure
Not ideal for: Users needing industrial-grade composting bags or those looking for the lowest-cost options, as these are pricier and limited to home composting
- Capacity:13 Gallons
- Unit Count:50
- Materials:Biopolymers
- Material Features:Compostable
- Color:Light Green
- Item Form:Bag
Bottom line: This is an excellent choice for households seeking a durable, fully compostable bag that aligns with eco-friendly waste disposal.
SUPERBIO 13 Gallon Compostable Kitchen Waste Bags with Handles, 30 Count
Compared with Compostic, SUPERBIO bags emphasize reinforced durability, featuring handles and a thicker, tear-proof construction suitable for heavier or outdoor waste. These bags are certified by BPI and OK compost INDUSTRIAL, making them a solid choice for users who might need to dispose of compostable waste in industrial facilities or outdoor compost piles. Their reinforced bottoms and handles make them easier to tie and carry, but this added strength comes with a tradeoff: they are less suited for casual home composting if the environment isn’t industrial. The shelf life of about a year requires proper storage, which could be inconvenient for long-term planning. Overall, these bags excel for users who need robust, industrial-grade compostable bags, though they’re less ideal for casual home use.
Pros:- Certified to meet industry compostable standards
- Strong, tear-proof, and reinforced for heavy loads
- Includes handles for easier tying and disposal
- Suitable for outdoor or industrial composting
Cons:- May not be compatible with typical home composting methods
- Shelf life of about one year requires proper storage
- Packaging may vary, impacting consistency
Best for: Homeowners or businesses who generate heavy compostable waste and have access to industrial composting facilities
Not ideal for: Individuals seeking budget-friendly or purely home-based composting options, as these bags are more suited to industrial environments and heavier use
- Capacity:13 gallons (49.2L)
- Size:22.8 in x 36.6 in
- Thickness:0.87 mil
- Count:30 bags
- Certifications:BPI, OK compost INDUSTRIAL, TÜV Seedling
- Shelf Life:Approx. 1 year
Bottom line: This pick is ideal for users who need durable, industrial-grade compostable bags capable of handling heavy and outdoor waste loads.
Compostable Trash Bags – 13 Gallon Tall Kitchen Garbage Bags, 80 Count, Unscented, Green
This option makes sense for users seeking a balance of strength and affordability, especially for general household waste. Made from plant starch material, these bags are fully compostable and suitable for backyard composting, aligning with eco-friendly waste practices. The octagonal bottom design enhances leak resistance, and the larger count makes it a cost-effective choice for frequent use. Compared to SUPERBIO, which focuses on reinforced handles and industrial strength, these bags are slightly less durable over time but excel in versatility across various household settings. The color and less discreet appearance might not appeal to everyone, but their odorless and leak-proof qualities make them practical for kitchens, bathrooms, or offices. Overall, they deliver a reliable, eco-friendly option for everyday compostable waste needs.
Pros:- Environmentally friendly and fully compostable
- Strong, leak-proof with octagonal bottom design
- Suitable for various household and office uses
- Odorless and made from renewable plant starch
Cons:- Limited to 13-gallon bin sizes; not suitable for larger containers
- Biodegradable material may be less durable over extended periods
- Color may be less discreet for some users
Best for: Households and small offices that want a dependable, affordable compostable bag for everyday waste in standard 13-gallon bins
Not ideal for: Users needing ultra-heavy-duty or outdoor industrial composting bags, as these are less reinforced and may not handle very heavy or sharp waste well
- Capacity:49.3 Liters
- Unit Count:80
- Item Weight:3 Pounds
- Item Dimensions:6.5 x 2.75 x 11.8 inches
- Material:Plant-based bioplastic
- Scent:Unscented
Bottom line: This bag offers a practical, economical, and eco-friendly solution for everyday household composting needs in 13-gallon bins.
How We Picked
The products were evaluated based on several key factors: material quality, strength, size options, eco-certifications, and overall value. We prioritized bags that are genuinely compostable and met recognized standards like BPI or OK Compost. Durability was assessed through thickness and drawstring quality, especially for kitchen and yard waste. Price per bag and package sizes also influenced rankings, ensuring a balance between affordability and performance. The top picks stand out for their combination of eco-credentials, usability, and reliability, making them suitable choices across different consumer needs.Factors to Consider When Choosing Best Compostable Trash Bags
Choosing the right compostable trash bag involves more than just size and price. Understanding key factors like material strength, certification, and compatibility with your waste stream can help avoid common pitfalls. Here’s what to consider beyond the product specs to make a well-informed decision.Size and Capacity
Select a bag size that matches your typical waste volume. Smaller bags are great for food scraps and bathroom waste, while larger options are better for yard debris or larger households. Oversized bags may be more versatile but can be less cost-effective and harder to manage if they are too large for your bin. Conversely, too-small bags might require frequent replacements and cause inconvenience.
Material Strength and Thickness
Durability is critical, especially if you’re disposing of wetter or heavier waste. Thicker bags tend to resist tears and leaks better but often come with a higher price tag. For most household use, a thickness of around 0.7 to 1 mil offers a good balance of strength and affordability. Be cautious of very thin bags that might save money initially but fail quickly.
Eco-Certifications and Compostability Standards
Look for labels like BPI or OK Compost to confirm that the bags meet recognized standards for compostability. These certifications assure that the bags will break down in commercial composting facilities within a reasonable timeframe. Keep in mind that not all biodegradable bags are truly compostable, so checking for verified labels helps avoid greenwashing and ensures environmental benefits.
Cost and Packaging
Bulk packages often provide better value, but verify that the size and quality of the bags suit your needs. Cheaper options may save money upfront but could compromise on durability or eco-credentials. Consider the price per bag and whether the packaging includes features like handles or extra-thick material, which can extend the bags’ usability and improve convenience.
Compatibility with Waste Stream
Ensure the bags are suitable for your waste type—kitchen scraps, yard waste, or mixed recyclables. Some bags are designed specifically for food waste and may be too small or too thin for yard debris. Also, verify if your local composting program accepts the specific certifications, as some require certain standards or bag types for proper breakdown.
Frequently Asked Questions
Are compostable trash bags suitable for outdoor use or yard waste?
While some compostable bags are strong enough for yard waste, most are optimized for food scraps and indoor use. For outdoor or yard waste, look for larger sizes and thicker material—ideally with certified compostability—to prevent tears and leaks. Not all compostable bags are designed to withstand the rougher conditions outside, so choosing a heavy-duty, certified option is advisable for outdoor use.
Will compostable trash bags break down in my home compost bin?
Most certified compostable bags are designed to break down in commercial composting facilities, which operate at higher temperatures than typical home compost bins. Some can break down in a home compost pile if conditions are ideal, but this process is slower and less reliable. Checking the certification label and following the manufacturer’s recommendations can help determine if a bag is suitable for your home compost setup.
Are compostable trash bags more expensive than regular plastic bags?
Generally, compostable bags tend to cost more per unit compared to conventional plastic bags due to the eco-friendly materials and certification standards involved. However, the price difference can be offset by the environmental benefits and the fact that they often come in bulk packages. If sustainability is a priority, investing in quality compostable bags can be worthwhile despite the higher upfront cost.
How do I know if a compostable bag is truly environmentally friendly?
Look for reputable certifications like BPI or OK Compost, which verify that the bag is made from renewable resources and will break down in composting conditions. Avoid products without clear certification or those labeled as ‘biodegradable’ without standards, as these can sometimes be misleading. Also, consider the sourcing of the materials—bioplastics derived from cornstarch or sugarcane are more sustainable than conventional plastics.
Can I use compostable trash bags for recycling or other waste streams?
No, compostable trash bags are intended for organic waste only. Using them for recyclables or non-organic waste can contaminate recycling streams and hinder processing. Always match the bag type to your waste stream and check local guidelines, as some facilities may have specific requirements or restrictions on bag use for different waste categories.
Conclusion
The best overall choice for most households is the Reli. Compostable 33 Gallon Trash Bags thanks to their size, strength, and eco-certification. Those prioritizing affordability and smaller waste volumes should consider the UNNI Compostable Trash Bags, which excel in compact size and durability. For users seeking premium features and guaranteed compostability, BioBag The Original offers large capacity with high environmental standards. Beginners or those new to composting might prefer simpler, well-certified options, while larger households or yard waste collectors should opt for bigger, heavy-duty models. Tailoring your choice to your waste stream and budget ensures you get the most suitable compostable trash bags in 2026.
