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GreenBioBag manufactures custom eco friendly granola bar packaging for granola, cereal, protein, nut and healthy snack brands. Our recyclable flexible packaging structures are developed around product barrier requirements, filling performance and the changing requirements of the EU Packaging and Packaging Waste Regulation — PPWR.
Choose from recyclable mono-material films, high-barrier PE structures, individual bar wrappers, rollstock and custom granola packaging bags for retail or multipack applications.
PPWR is changing how food brands evaluate flexible packaging in the European market.
For granola brands, this means packaging decisions increasingly need to consider not only shelf life and appearance, but also recyclability, material composition, substances of concern, packaging minimisation and supporting technical documentation.
Our PPWR-ready granola packaging development focuses on four practical areas.
Material Structure | Best For | Main Advantage |
|---|---|---|
PE / PE | Dry granola and shorter-to-medium shelf-life applications | Simple recyclable PE-based construction |
MDO-PE / PE | Printed granola bar wrappers and rollstock | Improved stiffness, printability and machine performance |
PE / EVOH / PE | Nuts, protein bars and oxygen-sensitive products | Higher oxygen barrier while maintaining a PE-based structure |
Green PE / PE | Brands seeking renewable feedstock options | Bio-based PE option with PE recycling route |
PE / PCR PE | Selected applications where regulatory and food-contact requirements allow | Incorporates recycled plastic content |
For most conventional granola, cereal and snack bars requiring moisture protection, a recyclable mono-material PE flow-wrap structure is one of the most practical starting points.
The ideal structure, however, depends on the recipe.
A dry oat and nut bar may require a different oxygen and moisture barrier from a chocolate-coated protein bar, fruit bar or product containing high levels of oils and nuts.
That is why we recommend choosing the packaging structure based on the food first — not simply choosing the material with the strongest sustainability claim.
For products requiring higher oxygen barrier, an EVOH-containing PE structure may be considered. For moderate-barrier applications, a simpler mono-PE construction may help improve recyclability.
Recyclable flow-wrap film is suitable for individually packed:
granola bars, protein bars, oat bars, cereal bars, nut bars, fruit bars and energy bars.
The film can be supplied as printed rollstock for horizontal flow wrapping equipment.
Machine speed, sealing temperature, roll width, repeat length and sealing jaw configuration should be confirmed before production.
For brands selling multiple bars in one retail package, recyclable stand-up or flat pouches provide additional branding area and product protection.
Options include:
resealable zipper, tear notch, hang hole, matte or gloss finish and custom printed graphics.
Custom rollstock is available for automatic packing lines.
We recommend providing your existing film specification or packaging machine information before development. This helps us adjust COF, sealing layer, film stiffness and thickness to your filling equipment rather than asking your production line to adapt to the film.
Your sustainable packaging still needs to sell the product.
Our custom printing options support:
full-color branding, multiple SKUs, product photography, nutritional positioning, organic and natural food branding, matte minimalist packaging and premium retail designs.
For smaller brands or product launches, digital printing can reduce the amount of packaging inventory needed.
For higher volumes, gravure printing provides strong color consistency and competitive unit costs.
