The Complete Guide to Compostable Takeout Containers

Compostable takeout containers have become a core packaging solution for restaurants, cafes, food manufacturers, and retailers, helping them reduce plastic waste while meeting sustainable environmental requirements. However, not all compostable carryout containers are created equal, they differ significantly in materials, performance, certifications, and cost. This blog will comprehensively compare the various performance characteristics of different compostable take out containers available on the market, helping you choose the most suitable solution for your needs.

What Are Compostable Takeout Containers?

Compostable takeout containers are food packaging products designed to fully break down into natural elements within a defined timeframe under composting conditions, leaving no toxic residue. These natural elements include water, CO₂, and organic matter.

What Are the Recognized Standards for Compostable Materials?

• ASTM D6400 (United States)
• BPI (United States)
• EN 13432 (European Union)
• OK Compost Industrial(Global)
• OK Compost Home(Global)

How Do Compostable To Go Containers Work After Disposal?

If you want to compost the container properly, you can not throw the food container into recycling bins or landfill, you need to put it into a composting facility. Here is how they work after disposal.

Disposal into the Correct Waste Stream

The compostable takeout container must be placed into industrial composting bins or approved municipal organic waste programs, this is the only way they can be completely composted.

Exposure to Composting Conditions

Under industrial composting conditions, the compostable to go food containers must be exposed to the following environmental conditions:

• Temperatures of 55–65°C (131–149°F)
• Controlled moisture levels
• Oxygen (aerobic environment)
• Active microorganisms (bacteria and fungi)

Physical Breakdown

Under these composting conditions, fiber-based containers will soften and decompose. Bio-based plastic containers will lose their structural integrity and then break down into small organic particles.

Biological Decomposition

Microorganisms will break down these fragmented materials into carbon dioxide, water, and organic matter. If these disposable food containers are properly certified, they will not produce any toxic residues or microplastics in such a composting environment.

Final Compost Output

After a complete composting process, which takes approximately 90-180 days, these materials will be transformed into nutrient-rich compost that can be used for:

• Improving soil structure
• Promoting plant growth
• Applications in agriculture and landscaping

You may also be interested in this Compostable Products Guidance Document explaining real-world composting acceptance and requirements.

Compostable vs. Biodegradable vs. Plastic: End-of-Life Comparison

Types of Compostable To Go Food Containers

When we talked about the to go food containers in compostable materials, there are a few more types.

Bagasse Containers

Bagasse containers are made from sugarcane fiber, which is the agricultural waste after juice extraction.

Common Formats

Sugarcane fiber can be made into many different products, but when it’s related to food packaging materials, this material is generally made into:

• Clamshell containers
• Compartment food containers
• Plates and bowls
• Cups

Key Features

• Naturally rigid
• Heat resistant
• Suitable for hot and cold foods
• Microwave safe
• Freezer safe
• Oil and grease resistant
• Water resistant
• No plastic coating
• Made from renewable agricultural waste
• Widely accepted in industrial composting facilities

Limitations

• Not transparent
• Prolonged contact with liquids will cause it to soften.

Typical Application Scenarios

• Fast food & quick-service restaurants
• Asian cuisine, BBQ, fried foods
• Cafeterias and catering
• Airline and institutional meals

Bamboo Fiber Containers

Bamboo fiber containers are made from bamboo, which is a fast-growing and renewable type of grass that can be harvested without damaging its root system.

Common Formats

• Clamshells
• Trays
• Bowls
• Compartmentcontainers

Key Features

• Good rigidity
• Good structural strength
• Good heat resistance
• Suitable for hot and cold foods
• Microwave safe
• Freezer safe
• Oil and grease resistant
• Water resistant

Limitation

• Not transparent
• Not suitable for long liquid storage

Typical Application Scenarios

• Deli counters
• Supermarkets
• Prepared meals
• Event catering

Recycled Paper Pulp Containers

Recycled paper pulp containers are made from processed, wet paper fibers blended with water, then molded into specific shapes.

Common Formats

• Trays
• Boxes
• Clamshells

Key Features

• Low cost
• Suitable for cold and hot foods
• Microwave safe
• Freezer safe

Limitation

• Moisture sensitivity
• Not transparent
• Less durable

Typical Application Scenarios

• Deli counters
• Supermarkets
• Restaurants
• Stores
• Schools
• Catering

PLA Containers

PLA containers are made from Polylactic Acid, a compostable bioplastic derived from corn starch or sugarcane.

Common Formats

• Clear food containers
• Salad bowls
• Cold drink cups

Key Features

• Transparent
• Smooth surface
• Freezer safe
• Oil and grease resistant
• Water resistant
• No plastic coating

Limitation

• Low heat resistance
• Requires industrial composting
• Not suitable for hot foods

Typical Application Scenarios

• Cold salads
• Fruit cups
• Desserts
• Cold deli items

CPLA Containers

CPLA containers are made from Crystallized Poly Lactic Acid, which is also a bioplastic derived from corn starch or sugarcane. But this material is heat-resistant, ideal for hot food and drinks.

Common Formats

• Various cutlery
• Hot cups and lids

Key Features

• Higher heat resistance than PLA
• Opaque appearance
• Freezer safe
• Oil and grease resistant
• Water resistant
• No plastic coating
• Microwave safe

Limitation

• Less flexible than conventional plastics
• Still requires industrial composting

Typical Application Scenarios

• Restaurants
• Schools & University
• Catering
• Beverage Shops

Palm Leaf Containers

Palm leaf containers are made from naturally fallen sheaths of the Areca palm tree, they are heat pressed into various shapes of food containers.

Common Formats

• Plates
• Bowls
• Trays

Key Features

• Thick
• Rigid
• Natural texture
• No chemicals or additives
• Oil and grease resistant
• Water resistant
• Heat resistant
• Freezer safe
• Microwave safe

Limitation

• Limited shapes
• Higher cost

Typical Application Scenarios

• Eco-premium catering
• Events and weddings
• Sustainable branding concepts

Wheat Straw Fiber Containers

Wheat straw fiber containers are food containers made from the stalk byproducts after wheat harvesting.

Common Formats

• Clamshells
• Trays
• Bowls
• Plates
• Cups

Key Features

• Similar to bagasse

Limitation

• High cost

Typical Application Scenarios

• Takeout meals
• Institutional dining
• Sustainable foodservice programs

How to Choose the Most Suitable Compostable To Go Containers?

Choosing the right compostable takeout container depends on its intended use. Below is a comparison ranking of common compostable take out containers available on the market.

Water & Oil Resistance

CPLA Containers＞PLA Containers＞Palm Leaf Containers ＞Bagasse Containers＞Bamboo Fiber Containers＞Wheat Straw Fiber Containers＞Recycled Paper Pulp Containers

Heat Resistance & Hot Food Performance

Palm Leaf Containers＞CPLA Containers ＞Bagasse Containers＞Bamboo Fiber Containers＞Wheat Straw Fiber Containers＞Recycled Paper Pulp Containers＞PLA Containers

Structural Strength & Durability

Palm Leaf Containers＞CPLA Containers ＞Bagasse Containers＞Bamboo Fiber Containers＞Wheat Straw Fiber Containers＞PLA Containers ＞Recycled Paper Pulp Containers

Compostability & Environmental Impact

Palm Leaf Containers＞Bagasse Containers＞Wheat Straw Fiber Containers＞Bamboo Fiber Containers＞＞Recycled Paper Pulp Containers＞PLA Containers＞CPLA Containers

Appearance & Branding Appeal

Palm Leaf Containers＞PLA Containers＞CPLA Containers＞Bagasse Containers＞Bamboo Fiber Containers＞Wheat Straw Fiber Containers＞Recycled Paper Pulp Containers

Cost Efficiency

Bagasse Containers＞Recycled Paper Pulp Containers＞PLA Containers＞CPLA Containers＞ Wheat Straw Fiber Containers＞＞Bamboo Fiber Containers＞Palm Leaf Containers

FAQ

Are compostable takeout containers microwave-safe?

This depends on materials. For example, the bagasse takeout containers are microwave-safe, but PLA is not.

Can compostable containers go into regular trash?

They can, but for composting purposes, they need to go into the industrial composting facility.

Do compostable containers break down in landfills?

No. Landfills lack oxygen and microbes needed for composting.

Are compostable containers PFAS-free?

Not all compostable containers are PFAS-free; you need to check with the supplier.