What is the Best Food Container to Keep Your Food Fresh?

This is a crucial question when it comes to the health and longevity of food products. If you are wondering which food container to use, you have come to the right place. Choosing the right container is not just about aesthetics or practicality. It is also about preserving the nutritional quality of your food and ensuring that it is not contaminated with toxic materials.

1. The different materials of food boxes: what you need to know

Plastic: friend or foe?

Plastic is one of the most common materials for food containers. But be careful, not all plastic containers are created equal! Most plastics contain chemicals that can leach into your food, especially when heated. The most problematic? BPA (Bisphenol A) , which is found in some plastics.

🔍 Alarming study : Several studies, including one published in Environmental Health Perspectives , show that BPA can act as an endocrine disruptor and affect the hormonal system. Even at low doses, regular exposure to BPA can lead to fertility problems, an increased risk of heart disease, and even effects on the brain.

👉 Grandma's tip: Always choose containers marked “BPA-free” and avoid heating plastic in the microwave or dishwasher, even if they are called “microwavable”. Plastic, even without BPA, can still release other substances when heated. 🌡️

Glass: the healthy and sustainable alternative

If you are looking for a safe and durable material, glass is your best ally. It does not react with food, does not release any toxins and preserves the freshness and taste of products much better. In addition, it is perfectly resistant to extreme temperatures (oven, microwave, freezer).

💡 Little eco-tip : In addition to being healthy, glass is eco-friendly because it is 100% recyclable. In addition, some brands offer silicone lids, which avoids using plastic lids.

Stainless steel: strong and safe

If you are looking for a durable and strong material, stainless steel is a great option. It is non-reactive and perfect for storing acidic foods like tomatoes or citrus fruits without the risk of flavor transfer or contamination. Stainless steel is also lightweight, impact resistant, and easy to clean.

2. What materials should be avoided for optimal conservation?

Aluminum : While aluminum containers are lightweight and affordable, they should be avoided for storing acidic foods like tomatoes, vinegar, or lemon. Aluminum can react with these foods, altering their taste and releasing metal particles into your dishes. 😨

Low-grade plastic (not BPA-free) : In addition to BPA, other chemicals found in some plastics, such as phthalates, can also contaminate your food. It’s important to look for food-grade plastics that are certified BPA- and phthalate-free.

Polystyrene : It is often used for disposable food packaging, but it can release styrene, a potentially carcinogenic substance, especially when exposed to heat. Opt for healthier alternatives and avoid reheating your food in it.

3. How is your food affected by bad materials?

When food is stored in poor quality plastic containers or exposed to reactive materials like aluminum, several things can happen:

• Nutrient Loss : Chemicals can break down certain vitamins, including vitamins C and B, which are essential for our immune system.

• Chemical contamination : In addition to BPA, other compounds found in some plastics can leach into food, particularly when exposed to heat or acidity. This includes phthalates and other endocrine-disrupting chemicals.

🚨 Important fact : According to the National Institute of Health and Medical Research (INSERM), regular exposure to endocrine disruptors can lead to hormonal problems, including reproductive disorders, diabetes and even certain cancers.

4. Choose your boxes carefully according to use

Freezer storage

If you're freezing your food, look for containers that are designed to withstand low temperatures without becoming brittle. Borosilicate glass is a great choice because it's resistant to both cold and heat. If you're using plastic, make sure it's designed to be frozen without the risk of releasing chemicals.

🧊 Freezer Storage Tip: Always leave some space in your containers when filling them with liquid foods. This prevents them from cracking when the contents freeze and expand.

Microwave boxes

For microwave use, avoid plastic, even if it says “suitable”. Glass is ideal for this purpose, as it heats evenly and without risk to your health. If you must use plastic, always check that it is BPA-free and designed for this use. 🌡️

Dry storage or grocery store

To store dry foods like pasta, rice or cereals, glass is always a good option. Airtight glass jars with silicone lids ensure long-term preservation without the risk of chemical contamination.

Fresh or wet foods

Moist foods such as soups, sauces or leftovers require airtight containers. Glass containers with silicone or stainless steel lids are particularly recommended. They prevent leaks and ensure longer storage.

5. Grandma’s tips for using your food boxes properly 🧺

• Clean your containers properly : Effectively cleaning your containers, especially if they are plastic, is essential to prevent the proliferation of bacteria. Wash them with hot water and soap, and let them dry completely before storing them. Plastic can accumulate residue that affects the taste of food.

• Don't overfill your containers : Whether for the freezer or the refrigerator, never fill your containers to the brim. This allows for better air circulation and prevents food from spoiling more quickly.

• Reuse rather than throw away : If you absolutely must use plastic containers, opt for reusable and sturdy ones. This will reduce your environmental impact 🌍 while ensuring better preservation of your food.

6. Advantages of transparent boxes

Clear containers, whether plastic or glass, allow you to quickly view the contents and avoid wasting forgotten food. It also makes meal planning easier and ensures that you eat your leftovers before they go bad.

In summary 📝

Choosing the right food container isn’t just about convenience, it’s about long-term health and well-being. Opt for materials like glass, stainless steel, or BPA-free plastics to ensure your food is best preserved without exposing it to harmful chemicals. You’ll see, your food will be tastier, better preserved, and you’ll help protect your health and that of your family. 💚

And if you liked these tips, don't hesitate to subscribe to our newsletter to receive more practical advice. As a bonus, you will receive 10% off your next purchase! 🎁