Ultimate Guide to Mylar Bags UK, Uses & Benefits (2025)
What Are Mylar Food Bags? Have you ever wondered what makes Mylar food bags different from ordinary plastic bags? The secret lies in their construction. Mylar is actually a brand name for a special type of polyester film made from stretched polyethylene terephthalate (PET). This material is not only tough but also incredibly resistant to moisture, oxygen, and light, three of the biggest enemies of food freshness. Originally developed by DuPont in the 1950s, Mylar has found uses in space technology, electronics, and now food preservation . When combined with an aluminum layer, it forms a powerful barrier that keeps your food protected for years, sometimes even decades! Why Use Mylar Bags for Food Storage? If you’ve been storing food in regular plastic containers or vacuum bags, you might ask, “Why switch to Mylar?” The answer is simple superior preservation . Mylar food bags provide: Oxygen and moisture barriers: These prevent mold, bacteria, and oxidation. Extended shelf li...