Why Glass Jars Deliver Food Safety You Can Trust On World Wildlife Day

On World Wildlife Day, we’re reminded that protecting the natural world starts with the choices we make every day. In food packaging, safety isn’t just a feature – it’s the foundation. Whether you produce sauces, pickles, spreads, baby food or dry goods, the jar protecting your product plays a critical role in keeping it safe, fresh and exactly as you intended;  while also reducing environmental impact.
 
Glass has been trusted for generations for one simple reason: it doesn’t interfere with food – or with nature.
 
Unlike some alternative materials, glass is completely non-porous and non-reactive. It doesn’t absorb flavours, release chemicals or react with acidic ingredients. That means nothing unwanted migrates into your product, even during hot filling or extended storage. What goes into the jar is exactly what your customer receives.

Glass Packaging Experts

Glassworks International has been supplying our many UK customers with the highest quality glass packaging, providing outstanding value and dedicated service, nationwide for 25 years.

Stuart Alexander heads up our technical and quality department, providing a wealth of glass production experience and expertise gained over many years. Stuart is always on hand to offer support and advice and to answer any questions you may have.

Glass Packaging Experts

Glassworks International has been supplying our many UK customers with the highest quality glass packaging, providing outstanding value and dedicated service, nationwide for 25 years.

Stuart Alexander heads up our technical and quality department, providing a wealth of glass production experience and expertise gained over many years. Stuart is always on hand to offer support and advice and to answer any questions you may have.

Importantly, that same inert nature means glass does not break down into microplastics or release persistent pollutants into ecosystems. On a day dedicated to wildlife protection, that distinction matters. Materials that remain chemically stable help prevent contamination of soils, waterways and marine environments; protecting food chains far beyond the factory gate.
 
Glass also provides a solid, airtight barrier. Air, moisture and external contaminants cannot pass through it. This helps preserve taste, colour and nutritional value while supporting longer shelf life. For oxygen-sensitive products such as pesto, premium sauces or dry ingredients, that protection is especially important.
 
Durability is another key advantage. Quality glass jars are strong, stable and designed to withstand filling operations, temperature changes and transport conditions without compromising safety. Their rigidity maintains product protection throughout the supply chain, reducing the risk of deformation or material breakdown.
From an environmental perspective, glass is also infinitely recyclable without loss of quality. Each time it is recycled, it reduces the need for virgin raw materials and lowers energy demand in production; helping reduce emissions and the wider environmental pressures that threaten wildlife habitats.
 
Beyond product protection, glass builds consumer confidence. Customers can clearly see the food they are purchasing – reinforcing transparency, quality and trust.
 
On World Wildlife Day, it’s worth recognising that food safety and environmental responsibility are closely connected. Choosing packaging that protects both your product and the natural world strengthens your brand for the long term.
At Glassworks International, we combine the inherent safety advantages of glass with dependable supply, flexible solutions and responsive support. If food safety, durability and product integrity matter to your brand – and so does sustainability. 
 
Contact Glassworks International to discuss how our glass jars can strengthen your packaging strategy with confidence.

Glass Packaging Experts

Glassworks International has been supplying our many UK customers with the highest quality glass packaging, providing outstanding value and dedicated service, nationwide for 25 years.

Stuart Alexander heads up our technical and quality department, providing a wealth of glass production experience and expertise gained over many years. Stuart is always on hand to offer support and advice and to answer any questions you may have.

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