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Eterna Regeneratives secures $4M in a seed round co-led by Hoxton Ventures and The Venture Collective to commercialize a human hair-based toothpaste for tooth repair.

PRIVATESep 16, 2026•1 day ago

Amount Raised

$4 Million

Round Type

Seed

Greater LondonBiotechnology

Investors

The Venture CollectiveHoxton Ventures

Description

Eterna Regeneratives, a spinout from King's College London, has raised $4 million in a seed funding round. The startup focuses on commercializing a protein sourced from human hair for use in toothpaste to protect against tooth decay. Led by Hoxton Ventures and The Venture Collective, the funding will advance Eterna's biomaterials regeneration platform. Their innovative approach could provide better enamel repair solutions than traditional fluoride.

Company Information

Company

Eterna Regeneratives

Location

Greater London, England, United Kingdom

About

Eterna Regeneratives is a UK-based startup that focuses on biomaterials regeneration, with an initial emphasis on enamel and bone repair. Founded in 2024 as a spinout from King's College London, Eterna is pioneering a process to use keratin sourced from human hair or sheep’s wool for repairing damaged tooth enamel. The startup's research indicates that this innovative approach can create a mineral coating similar to natural enamel. Their products aim to provide better protection against tooth decay compared to traditional fluoride treatments.

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