Which natural organism is being used to create biodegradable packaging that's replacing styrofoam in retail and has been called 'the material of the future'?

The natural world offers incredible solutions for retail sustainability challenges. One of the most exciting innovations in recent years involves using organisms from nature to replace environmentally harmful packaging and materials. This breakthrough technology has been adopted by major retailers including IKEA, Dell, and Lush Cosmetics, marking a significant shift toward biodegradable alternatives in mainstream retail.

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Mycelium (fungal root networks)
Algae biopolymers
Bacterial cellulose
Seaweed composites