As a dietitian who works closely with 'Endometriosis in Balance' in The Hague, Jacqueline is active part of their team. She's been working as a hospital dietitian since 1991 and has wide experience in dietary treatment for a plethora of illnesses. She's been active as a self-employed dietitian with her own practice, Qamino and since 2023 she is dietitian in the field of oncology and not longer Cycle expert.

Jacqueline reviewed several articles for Cycle, regarding endometriosis and diet, FODMAP diet and Cycle seeding.