Petra Hooyenga CPNAllied health clinically trained nutritionist (CPN) and Nutritional epidemiologist

With over a decade of clinical expertise, Petra is a respected and caring nutritionist who specialises in a food first approach for health and recovery. Her warm, collaborative style emphasises practical tools, measurable progress, and client empowerment, fostering person-centred, confident and self-reliant healthy eating and nutrition habits. 

Her passion for nutritional medicine was ignited by supporting a family member’s health challenges, including a rare genetic condition and Autism, which highlighted the powerful role of epigenetics and daily food choices in influencing health outcomes.

Petra supports clients with nutrition for:

  • Preventative health optimisation and longevity
  • Hormonal imbalances and PCOS
  • Fertility, preconception and pregnancy
  • Menopause and perimenopause
  • Metabolic health and insulin resistance
  • Gut health and digestive concerns
  • Immune support and chronic fatigue
  • Weight management and energy optimisation

You will find Petra to be a genuine, caring and compassionate partner in health who provides clarity and direction.  Outside the clinic, Petra enjoys time with family, friends and her dog Byron. She loves the outdoors and gets up at the crack of dawn to go paddling at Pittwater.

Petra is a degree qualified clinical nutritionist and MSc Nutritional Epidemiology & Public Health.  She has worked in private practice in Sydney and The Netherlands since 2013 and as Research Affiliate at the Charles Perkins Centre’s Healthy Longevity Lab, Faculty of Medicine and Health, University of Sydney in 2022/2023.  Petra is a member of the Australian Association of Registered and Practicing Nutritionists (AARPN). Registered healthcare provider HPI-I 8003 6108 3339 2216.

Clinic locations:

  • Sydney North Women’s Health – Parkway SAN, suite 301/172 Fox Valley Rd, Wahroonga NSW 2076
  • Mind and Presence – Suite 3, lvl 2, 55 Grandview St, Pymble NSW 2073

Now accepting new patientsbook an appointment with Petra Hooyenga CPN today.