Best Non-Toxic Food Storage Containers
Disclosure: This post contains affiliate links. If you purchase through these links, I may earn a small commission at no extra cost to you.
Food storage containers are something most of us use every single day—but not all containers are created equal.
Many common plastic containers can leach chemicals into your food over time, especially when heated, exposed to oils, or combined with acidic ingredients. If you're trying to create a healthier, low-tox kitchen, switching to non-toxic food storage is one of the easiest and most impactful upgrades you can make.
The good news? There are plenty of safe, durable options available—from glass and stainless steel to high-quality silicone—without relying on questionable coatings or plastics.
In this guide, we’ll break down the best non-toxic food storage containers for every need, including:
- Everyday overnight oats and meal prep
- Leakproof containers for on-the-go
- Freezer-safe storage
- Large-capacity options for bulk food
We’ll also cover what materials to look for (and what to avoid), so you can feel confident about what you’re storing your food in.
If you’re short on time, here are the best non-toxic food storage containers for everyday use:
TL;DR: Quick Picks – Best Non-Toxic Food Storage Containers
Best Overall Glass Containers
Rubbermaid Brilliance Glass Storage Set
Check Price on Amazon →
Best Budget Glass Option
Pyrex Simply Store Glass Set
Check Price on Amazon →
Best for Meal Prep
Sorbus 16pc (8 Rectangular 35oz Food Storage Containers and 8 Airtight Lids)
Check Price on Amazon →
Best Glass Jars for Overnight Oats and Meal Prep
DRKIO 16 Oz Overnight Oats Containers
Check Price on Amazon →
Best Stainless Steel Containers
Leakproof Stainless Steel Food Storage Set
Check Price on Amazon →
Best Silicone Storage
ECOBERI Collapsible Silicone Food Storage Containers
Check Price on Amazon →
Best for Large Portions / Families
Pyrex Simply Store (5-Pack) Large Glass Food Storage Containers Set
Check Price on Amazon →
💡 Quick Tip
If you're just getting started, go with glass containers for home use and add stainless steel or silicone for on-the-go storage. This gives you the best balance of safety, durability, and convenience.
Click any option above to check current pricing and reviews on Amazon.”
Best Overall Glass Containers
Rubbermaid Brilliance Glass Storage Set
Check Price on Amazon →
Why it stands out
If you want one set that covers everything—from leftovers to meal prep—this is it. These containers are known for their leakproof seal, crystal-clear glass, and everyday durability, making them one of the easiest upgrades from plastic.
🔍 Key Features
- Material: BPA-free glass base with secure plastic lids
- Lid Type: Airtight, leakproof snap-lock lids
- Sizes: Variety of sizes for meals, snacks, and leftovers
- Safe Use: Oven-safe (glass only), microwave-safe, dishwasher-safe
- Design: Stackable and space-efficient
✅ Pros
- Truly leakproof (great for soups, sauces, and transport)
- Doesn’t stain or absorb odors like plastic
- Clear glass makes it easy to see what’s inside
- Durable enough for daily use
⚠️ Cons
- Heavier than plastic containers
- Lids are not oven-safe
- Slightly higher price than basic sets
Best For
Everyday food storage, meal prep, leftovers, and anyone looking for a reliable, non-toxic alternative to plastic containers
Helpful Tip
If you meal prep or store a lot of leftovers, consider getting a multi-size set so you always have the right container on hand—this makes a big difference in keeping your fridge organized.
Best Budget Glass Food Storage Containers
Pyrex Simply Store Glass Set
Check Price on Amazon →
Why it stands out
If you’re looking for an affordable way to switch from plastic to glass, this set is a great place to start. Pyrex has been a trusted kitchen brand for decades, and these containers offer simple, reliable performance at a budget-friendly price.
🔍 Key Features
- Material: Tempered glass with BPA-free plastic lids
- Lid Type: Snap-on lids (not fully leakproof)
- Sizes: Multiple sizes for everyday storage
- Safe Use: Oven-safe (glass only), microwave-safe, dishwasher-safe
- Design: Stackable for easy storage
✅ Pros
- More affordable than premium glass sets
- Durable tempered glass resists stains and odors
- Widely available and easy to replace pieces
- Great variety of sizes for daily use
⚠️ Cons
- Lids are not leakproof (not ideal for liquids on the go)
- Can stain slightly over time with certain foods
- Not as airtight as higher-end options
Best For
Anyone starting their switch to non-toxic food storage on a budget, or those who want reliable everyday containers without a high price tag
Helpful Tip
Use these primarily for leftovers and fridge storage, and pair them with a leakproof set (like your top pick) for transporting meals.
Best for Meal Prep
Glass Meal Prep Containers (2–3 Compartments)
Sorbus 16pc (8 Rectangular 35oz Food Storage Containers and 8 Airtight Lids)
Check Price on Amazon →
Why it stands out
If you like to prep meals ahead of time, these containers make it incredibly easy to stay organized. The built-in compartments help with portion control and keep foods separate, making them perfect for weekly meal prep.
🔍 Key Features
- Material: BPA-free glass base with locking lids
- Lid Type: Snap-lock lids (some models are leak-resistant)
- Compartments: 2 or 3 sections for portioned meals
- Safe Use: Microwave-safe, dishwasher-safe, oven-safe (glass only)
- Design: Stackable for fridge organization
✅ Pros
- Keeps different foods separated (no mixing flavors)
- Perfect for portion control and balanced meals
- Durable and reusable (great plastic alternative)
- Easy to reheat directly in the container
⚠️ Cons
- Heavier than plastic meal prep containers
- Compartments limit the flexibility for larger single dishes
- Some lids are not fully leakproof
Best For
Weekly meal prep, portion control, work lunches, and anyone trying to stay organized with ready-to-go meals
Helpful Tip
Prep 2–3 days at a time instead of a full week to keep food fresher and more appealing—this makes it easier to stick with meal prep long-term. These are some of the most popular non-toxic containers right now—check reviews and current pricing to see which fits your routine best
Best Glass Jars for Overnight Oats and Meal Prep
DRKIO 16 Oz Overnight Oats Containers
Check Price on Amazon →
Why it stands out
If you’re looking for a simple, non-toxic way to prep breakfasts and snacks ahead of time, these DRKIO glass jars are a standout. Designed specifically for overnight oats and meal prep, they combine clean glass storage with natural bamboo lids for a functional, aesthetic upgrade.
🔍 Key Features
Material: Glass jars with natural bamboo lids (silicone sealing ring)
Capacity: 16 oz (ideal single-serving size)
Lid Type: Screw-on bamboo lids with an airtight seal
Durability: Thick glass resists staining and odor retention
Safe Use: Refrigerator-safe, dishwasher-safe (glass only; hand wash lids recommended)
Design: Wide-mouth mason jar style for easy filling, layering, and cleaning
✅ Pros
Perfect for overnight oats, chia pudding, yogurt, and meal prep
An airtight seal helps keep food fresh longer
Non-toxic materials (no plastic food contact)
A wide mouth makes them easy to clean and use
Clean, aesthetic look (great for Pinterest-worthy kitchens)
⚠️ Cons
Bamboo lids require hand washing and extra care
Not freezer- or oven-safe
Seal may not be fully leakproof for liquids if tipped
Best For
Meal prep enthusiasts, especially for overnight oats, yogurt parfaits, chia pudding, and grab-and-go breakfasts
Helpful Tip
Prep 3–4 jars at once for the week and store them in the fridge for quick, ready-to-eat breakfasts. Layer oats, milk, and toppings strategically (dry ingredients first, wet ingredients last) to keep textures fresh.
Best Stainless Steel Food Storage Containers
Leakproof Stainless Steel Food Storage Set
Check Price on Amazon →
Why it stands out
Stainless steel containers are one of the best options if you want to go fully plastic-free. They’re lightweight, extremely durable, and resistant to stains and odors, making them ideal for everyday use—especially on the go.
🔍 Key Features
- Material: Food-grade stainless steel (often 18/8 or 304)
- Lid Type: Silicone-sealed or locking lids (varies by set)
- Sizes: Snack-size to full meal containers
- Safe Use: Dishwasher-safe, freezer-safe (not microwave-safe)
- Design: Lightweight, stackable, and travel-friendly
Many stainless steel containers feature leakproof silicone seals, helping prevent spills while keeping food fresh.
✅ Pros
- 100% plastic-free food contact (great for non-toxic living)
- Won’t absorb odors, stains, or flavors
- Lightweight and ideal for lunches or travel
- Extremely durable (won’t break like glass)
⚠️ Cons
- Not microwave-safe
- You can’t see the contents without opening
- Some lower-end lids may not be fully leakproof
Best For
Lunches, travel, school or work meals, and anyone looking for a durable, plastic-free alternative to glass containers
Helpful Tip
Use stainless steel for on-the-go meals and glass for home storage—this combo gives you the best balance of convenience and non-toxic materials.
Best Silicone Food Storage (Reusable & Space-Saving)
ECOBERI Collapsible Silicone Food Storage Containers
Check Price on Amazon →
Why it stands out
Silicone storage bags are one of the easiest swaps you can make to reduce plastic use. They’re flexible, reusable, and incredibly versatile, working for everything from snacks to freezer storage—all while replacing hundreds of disposable plastic bags over time.
🔍 Key Features
- Material: Food-grade silicone (BPA-free, plastic-free)
- Seal Type: Airtight pinch-lock or zip seal
- Sizes: Snack, sandwich, quart, and half-gallon
- Safe Use: Freezer-safe, dishwasher-safe, and often microwave-safe
- Design: Flexible, collapsible, and easy to store
Many silicone bags are designed to be leak-resistant and easy to clean, making them practical for everyday use.
✅ Pros
- Replaces single-use plastic bags (eco-friendly swap)
- Lightweight and great for travel or snacks
- Flexible and space-saving
- Safe for freezer and many heating uses
⚠️ Cons
- Can absorb odors if not cleaned properly
- Not as rigid as glass or stainless steel
- Higher upfront cost (but reusable long-term)
Best For
Snacks, freezer storage, travel, and anyone looking for a reusable, eco-friendly alternative to plastic bags
Helpful Tip
Turn silicone bags inside out when washing (or use the dishwasher) to prevent odor buildup and keep them fresh over time.
Best for Large Portions / Families
Pyrex Simply Store (5-Pack) Large Glass Food Storage Containers Set
Check Price on Amazon →
Why it stands out
These containers are perfect when standard sizes just aren’t enough. Whether you’re storing leftovers from a big dinner, batch cooking, or feeding a family, these larger containers make food storage much easier.
🔍 Key Features
- Material: Tempered glass with BPA-free lids
- Capacity: Larger sizes for bulk storage
- Lid Type: Snap-on lids (not fully leakproof)
- Safe Use: Oven-safe (glass only), microwave-safe, dishwasher-safe
- Design: Stackable and space-efficient
✅ Pros
- Great for batch cooking and large leftovers
- Fewer containers needed for big meals
- Durable and long-lasting
- Stackable for fridge organization
⚠️ Cons
- Not ideal for transport (not leakproof)
- Takes up more fridge space
- Heavier when fully loaded
Best For
Families, meal preppers, and anyone who cooks in larger quantities
Helpful Tip
Use large containers for bulk storage, then portion into smaller containers for grab-and-go meals during the week.
Frequently Asked Questions About Non-Toxic Food Storage Containers
Are glass food storage containers safer than plastic?
Yes—glass is one of the safest options for food storage. It’s non-reactive, meaning it won’t leach chemicals into your food, even when heated. Unlike plastic, glass also won’t absorb stains, odors, or flavors over time.
Is silicone really non-toxic for food storage?
Food-grade silicone is generally considered safe and BPA-free. It doesn’t contain the same harmful chemicals found in many plastics. However, it’s best to choose high-quality, food-grade silicone and avoid very low-cost options that may contain fillers.
Can stainless steel containers store acidic foods?
Yes—high-quality stainless steel (such as 18/8 or 304 grade) is safe for most foods, including mildly acidic foods. However, for highly acidic foods (like tomato sauce) over long periods, glass is usually the better option.
What is the safest material for food storage?
Glass is widely considered the safest overall because it’s completely non-reactive and stable under heat. That said, stainless steel and silicone are also safe options when used appropriately.
Are plastic lids safe to use with glass containers?
Most lids are made from BPA-free plastic and are safe for general use. For best results, avoid heating food with the lid on, and let hot food cool slightly before sealing to reduce exposure to heat and steam.
How do I switch from plastic to non-toxic storage without spending too much?
Start small. Replace the containers you use most often with glass, then gradually add stainless steel or silicone options. You don’t need to replace everything at once.
Do silicone bags completely replace plastic zip-top bags?
Yes, for most uses. Silicone bags work well for snacks, freezer storage, and even liquids. They’re reusable, durable, and can significantly reduce your need for disposable plastic bags.
Final Thoughts: Choosing the Best Non-Toxic Food Storage Containers
Switching to non-toxic food storage doesn’t have to be overwhelming. Even small changes—like replacing a few plastic containers with safer alternatives—can make a meaningful difference in your kitchen over time.
For most people, glass containers are the best place to start. They’re durable, non-reactive, and perfect for everyday use, like leftovers and meal prep. If you’re looking for something lighter and more portable, stainless steel is a great option for lunches and on-the-go meals. And for added flexibility, silicone storage bags offer a convenient, reusable alternative to disposable plastic.
The best approach is to build a simple mix of all three, based on how you use your kitchen day to day. You don’t need to replace everything at once—just start with what you use most and upgrade from there.
👉By choosing safer materials, you’re not only reducing exposure to unnecessary chemicals—you’re also investing in products that are designed to last.
Quick Recap
- Best overall: Glass food storage containers
- Best for travel: Stainless steel containers
- Best for flexibility: Silicone storage bags
- Best approach: Use a mix of all three
If you’re ready to make the switch, start with one of the recommended options above and build from there. Over time, you’ll create a kitchen that’s not only more organized but also safer and more sustainable.