Coffee has become a mainstream daily beverage, and instant and capsule coffee occupy an important place among derivative categories thanks to their convenience. Companies such as Nestlé have driven the popularity of capsule coffee machines, and capsule coffee has grown rapidly worldwide. But the disposable metal and plastic shells have created a huge amount of waste. In response to this pain point, Swiss retailer Migros launched a new capsule coffee system, Coffee B, in Zurich on September 6, replacing traditional capsules with brown coffee balls. The outer layer uses a colorless and tasteless algae-based film, which can be composted after use and fully degrades within a few weeks. The accompanying coffee machine will first go on sale in Switzerland and France, and enter Germany in 2023. Algae packaging has also appeared in recent years in scenarios such as edible water bags, offering a new idea for reducing plastic in coffee packaging. [more…]