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July 24, 2025

Flo Health faces multi-billion dollar lawsuit over claims it unlawfully shared data with Meta

Europe’s first femtech unicorn is accused of sharing users’ personal data without their permission, claims it denies

Period tracking app Flo Health is approaching the end of its first week on trial in a potentially multi-billion dollar data privacy lawsuit, alleging the healthtech unlawfully shared users’ personal data with Meta for targeted advertising.

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Maya Dharampal-Hornby

Maya Dharampal-Hornby is Sifted's editorial assistant and producer of Startup Europe — The Sifted Podcast .

Kai Nicol-Schwarz

Kai Nicol-Schwarz was a senior reporter at Sifted. He covered AI and UK tech.

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