The global home-compostable seaweed bioplastic packaging market is gaining momentum as businesses and consumers look for packaging options that are kinder to the environment. Valued at around USD 485 million in 2025, the market is expected to reach USD 561.63 million in 2026 and grow to nearly USD 2.1 billion by 2035, expanding at a CAGR of 15.80% during 2025-2035.
Recent Developments
- In March 2026, Notpla collaborated with Kwalitaria to introduce plastic-free seaweed packaging. The new packaging is designed for Kwalitaria’s 160 Dutch restaurants. The seaweed packaging lowers carbon dioxide emissions, and it easily withstands greasy foods. The company adopted packaging for snacks and fries.
- In May 2026, Welsh Scientist Marke Mansfield created seaweed-based biodegradable plastics. The packaging material is made using seaweed extracts and new research available in the Algal Research journal. The packaging is developed using biological compounds and alginate. The new packaging ideal for wrapping food.
- In 2024, Sway launched thermoplastic seaweed TPSea Flex Film and TPSea Resin. The new product comes under the TPSea portfolio. The new TPSea Flex Film is ideal for industries like food, fashion, and beauty. TPSea Flex Film includes food wrappers, polybags, & retail bags. TPSea resin is a biobased pellet and compatible with existing blown film equipment.
Key Companies
- Notpla Ltd.:- The London-based startup offers products like seaweed-coated foodservice packaging, seaweed paper, seaweed-based rigid items, Ooho, flexible films, cutlery, and wraps.
- Sway- The biomaterial startup offers seaweed-based materials like First Wave film, TPSea, and TPSea Flex and also provides packaging like custom film wraps, Sway polybags, and die-cut handle retail bags.
- Loliware Inc.:- The U.S. located company offers seaweed-derived products like utensils, films, blue ocean straws, cold cups, and packaging coatings.
- ULUU:- The Australian company offers diverse products like packaging containers, foams, flexible packaging, rigid products, and films that are made using seaweed.
- Zerocircle:- The Indian startup manufactures seaweed-based products like flexible packaging, coatings, food containers, films, barriers, and paperboard.
- Kelpi:- The sustainable materials company, which is located in the United Kingdom, offers seaweed-derived products including coated paper, compounded pellets, drink containers, paper-based sachets, food containers, and cosmetic packaging.
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