Koo Stark , Prince Andrew 's former girlfriend, is preparing a wellness venture that she hopes will rival Gwyneth Paltrow 's Goop, with offerings ranging from crystal therapy and tarot to unconventional sex aids, RadarOnline.com can reveal.

The 69-year-old actress and photographer has filed paperwork with the UK's Intellectual Property Office to trademark her brand, which will market items including "yoni eggs," stones promoted as sexual and spiritual tools. Article continues below advertisement

The Next Paltrow?

Paltrow has previously sold a jade egg on her Goop site for nearly $70.

A source close to Stark said: "Koo views herself as someone who has come through adversity with a strong spiritual perspective, and she's convinced other women will relate to that. Her vision is

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