UK100 Start-Ups: Lion’s Brain

By Patricia Cullen | Mar 07, 2026

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LIONSBRAIN FOUNDER IAN MCCARTHY
LIONSBRAIN FOUNDER IAN MCCARTHY

This article is part of The UK100 Start-Ups, a special edition by Entrepreneur UK showcasing the most exciting startups redefining business in 2026. From climate and health to AI and creativity, these innovators are tackling big challenges—while racing to scale, secure funding, and attract top talent.

Lion’s Brain is a first-to-market functional snacking brand redefining plant-based crisps. Made with clean ingredients, mushroom-based flavours, and infused with Lion’s Mane extract, the range delivers bold taste with elevated design. Bridging traditional snacking and functional food, Lion’s Brain is built as a scalable, IP-led challenger brand for consumers who want added benefits with their everyday snacking.

LIONSBRAIN FOUNDER IAN MCCARTHY
LIONSBRAIN FOUNDER IAN MCCARTHY

This article is part of The UK100 Start-Ups, a special edition by Entrepreneur UK showcasing the most exciting startups redefining business in 2026. From climate and health to AI and creativity, these innovators are tackling big challenges—while racing to scale, secure funding, and attract top talent.

Lion’s Brain is a first-to-market functional snacking brand redefining plant-based crisps. Made with clean ingredients, mushroom-based flavours, and infused with Lion’s Mane extract, the range delivers bold taste with elevated design. Bridging traditional snacking and functional food, Lion’s Brain is built as a scalable, IP-led challenger brand for consumers who want added benefits with their everyday snacking.

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