Do food storage containers need to be BPA free?

Yes — BPA can leach into food, especially when heated. Even BPA-free containers can contain other harmful chemicals, so glass, silicone, or #5 plastic are safer choices.

Is it better to store food in glass or plastic containers?

Glass is safer for storing, reheating, and freezing food. Plastic may still leach chemicals, even if labeled BPA-free. Use plastic only for cold, dry items and avoid heat exposure.

Are Ziploc food containers BPA free?

Most Ziploc-branded containers are labeled BPA-free, but they are still made of plastic and intended for limited reuse. They are not ideal for long-term or hot food storage.

Is Rubbermaid food storage BPA free?

Yes — most current Rubbermaid products are BPA-free. However, they are still made of plastic and best used for dry or cold storage, not microwaving or high-fat foods.

Best BPA-Free Food Storage Containers for a Low-Tox Kitchen (2025 Guide)

Q: What are the healthiest food storage containers?

Glass, stainless steel, and 100% food-grade silicone are among the healthiest food storage options. They don’t leach chemicals and are durable, reusable, and stain-resistant.

Q: What is the best material for food storage containers?

Glass is considered the safest and most versatile material for food storage. It’s non-toxic, doesn’t absorb odors or stains, and can be used in the oven or microwave (minus the lid).

Q: Is Tupperware now BPA free?

Tupperware has phased out BPA in most of its new products, but older containers may still contain it. It’s best to check the bottom for recycling codes or replace old sets.

Our Editors – Zenda Guide
May 25
4 min read

Updated: Jul 13

Organized pantry shelves with glass jars and BPA-free containers storing dry goods, grains, and pasta under natural light

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Why Food Storage Deserves More Thought

Even the healthiest meals can be compromised by what they are stored in. From hormone-disrupting plastics to misleading “BPA-free” labels, food containers aren’t always as safe as they seem.

At Zenda Guide, we believe a conscious kitchen doesn’t end at the stove. That’s why we’re sharing the best BPA-free, non-toxic food storage containers — plus how to spot the greenwashing and find what truly keeps your food (and body) safe.

What Is BPA — and Why Should You Avoid It?

Bisphenol A (BPA) is a chemical commonly used in plastic and food packaging. It can leach into food, especially when heated or frozen, and has been linked to hormonal disruptions, fertility issues, and developmental risks.

Even BPA-free plastic can contain BPS, BPF, or other bisphenol variants — which may be just as harmful. That’s why we go beyond the label and recommend only tested, truly safe options for storing your food.

Top BPA-Free Food Storage Containers to Try in 2025

These picks are safer, built to last, and thoughtfully chosen for a healthier, low-tox kitchen.

Rubbermaid Brilliance BPA‑Free Food Storage Containers

Why it's great: Made from crystal-clear, BPA-free Tritan plastic—offering the clarity of glass with enhanced durability. Features leak-resistant vents, dishwasher, microwave, and freezer compatibility. Strong Amazon ratings (4.7★, #1 in food containers)

Shop Rubbermaid Brilliance

Glass containers with bamboo lids filled with dry food items like chickpeas, pasta, and rice on a kitchen shelf — Glass is one of the safest materials for long-term food storage — no chemical leaching, no stains, just durability and peace of mind.

Glasslock 20‑Piece Glass Food Storage Set

Why it's great: Tempered glass containers with BPA-free lids that are airtight, oven-, microwave-, freezer-, and dishwasher-safe. Trusted by chefs and top review sites for non-toxic reliability.

Try Glasslock Set

Komax Biokips Airtight BPA‑Free Storage Containers

Why it's great: Food-grade polypropylene that's BPA-free, durable, and dishwasher/microwave/freezer-safe. Well loved on Amazon (~4.5★) and featured as a top Prime Day meal prep pick

Shop Komax Biokips

Why BPA-Free Food Storage Matters — and What to Look For

Not all “BPA-free” containers are created equal. While the label suggests a healthier choice, some still contain other endocrine-disrupting chemicals or degrade over time. Below, we break down the safest, most durable materials — from glass to food-grade silicone — and when to use each type. Whether you're meal prepping, freezing, or organizing your pantry, this guide will help you make confident, low-tox choices that last.

Best Overall: Glass Containers

Why we love it: Non-reactive, stain-resistant

Great for leftovers, meal prep, lunches
Oven- and microwave-safe (minus lid)
BPA-free | Zero plastic | Fully recyclable

Best for Freezer Storage: BPA-Free Silicone Bags & Boxes

Person placing bread and celery into a BPA-free silicone food storage bag on a wooden countertop — Silicone bags are flexible, freezer-safe, and non-toxic — ideal for zero-waste meal prep or leftovers without the plastic.

Why we love it: Flexible, durable, and leak-proof

Ideal for smoothies, chopped veggies, batch cooking
No cracking in freezer conditions
BPA-free | Phthalate-free | Dishwasher-safe

Best Plastic Alternative: Polypropylene (PP #5) with Locking Lids

Why we love it: Safer form of plastic with minimal leaching risk

Lightweight and affordable
Suitable for pantry or fridge
BPA-free
⚠️ Avoid microwaving or oily foods

Best for Bulk or Pantry Storage: Large BPA-Free Storage Bins

Why we love it: Great for grains, legumes, baking supplies
Stackable and air-tight
Look for clear labeling on base or packaging
BPA-free
❌ No soft plastic or PVC lids

Side-by-side comparison of BPA-free plastic containers with orange lids and labeled glass jars storing nuts, seeds, and dry food — Not all containers are created equal. Glass is safest for long-term storage and reheating, while BPA-free plastic works best for dry pantry use

How to Choose the Best Non-Toxic Food Storage

Feature	Why It Matters
Material	Prefer glass, silicone, or #5 plastic
Lid Design	Avoid soft plastics and inner seals made of PVC
Heating Use	Never microwave plastic, even if labeled BPA-free
Certifications	Look for FDA-approved, LFGB-tested, or brands with transparency on sourcing and testing

FAQs About BPA-Free and Non-Toxic Food Containers

What are the healthiest food storage containers?

Glass, stainless steel, and 100% silicone are among the safest. They don’t leach chemicals and are reusable, durable, and easy to clean.

Do food containers need to be BPA-free?

Yes — and ideally, free from all bisphenols, not just BPA. Heat, acidity, or fat can cause chemical migration from plastic to food.

What is the best material for food storage containers?

Glass is the gold standard for safety. Silicone is also excellent for freezer and fridge. Stainless steel is durable but not microwave-safe.

Are Ziploc containers BPA-free?

Most Ziploc® containers are labeled BPA-free, but they are still single-use plastic and not ideal for repeated heating or long-term storage.

Is it better to store food in glass or plastic?

Glass is safer, more durable, and doesn’t retain stains or smells. Plastic is lighter but should only be used cold and for short-term use.

Is Tupperware now BPA-free?

Modern Tupperware products are mostly BPA-free, but older versions may still contain it. When in doubt, replace and recycle responsibly.

Is Rubbermaid BPA-free?

Yes — most current Rubbermaid food storage containers are BPA-free, but always check the product description or bottom label for confirmation.

Ready to Swap? Start with a Safer Set

Upgrade your meal prep with modular glass sets
Freeze smarter with non-toxic silicone bags
Store bulk items in recyclable, BPA-free pantry containers

These small shifts make a big difference for your health — and the planet.

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