The fifth kingdom of life on earth

Introducing K5 Radical™ Protein a low cost,super sustainable, healthy alternative to fermented myco-protein and highly processed alt-meats. Discovered and developed in Edinburgh by world leading mycologist, Dr Patrick C. Hickey.

The K5 Radical™ Protein  is GROWN, not processed to create delicious plant-based protein alternatives for a healthier, more sustainable and ultimately delicious product.

K5 radical™ protein is based on Neurospora, a fungus which grows naturally after wildfires. Watch the video to learn more about the “secret” life cycle of Neurospora in nature.

The roots of our knowledge are founded on decades of scientific research, focused on understanding mycelium development and fungal biology. Watch the video to discover how we use advanced imaging technology to study living fungal cells known as “hyphae”.

K5 radical™ products are created to be healthy, versatile and delicious. Watch the video to find out more about solid state fermentation and explore K5 radical™ new food ideas!

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Contact details:
KINGDOM FIVE LIMITED. 
Located in Edinburgh, Scotland, United Kingdom.
info@k5radical.com

Registered in Scotland, Company No. SC822166
© 2025 Kingdom Five Limited.

KINGDOM FIVE LIMITED.
Registered in Scotland, Company No. SC822166
Located in Edinburgh, Scotland, United Kingdom.

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