The
qualifications

I combine formal science-based education with lived experience to guide clients in building sustainable, joyful longevity lifestyles.

Here are the foundations of my work:

Julia Josefine Kiess - founder i:gevity

Core certifications

Precision Clinical Longevity Practitioner
(Human Longevity Institute, US)
Comprehensive training in clinical longevity, covering nutrition, biomarkers, lab testing, supplements, and prevention strategies.
Longevity Fitness and Lifestyle Specialist
(Human Longevity Institute, US)
Diet & Binge Eating Recovery Coach (The Binge Code, UK)
Specialization in binge-eating recovery and food freedom, integrating intuitive eating with behavioural coaching.

Alternative Practitioner for Psychotherapy
Institut für Bildung und Beratung (IDB), Germany
Intuitive Eating Approach
Based on the work of Evelyn Tribole & Elyse Resch — applied in coaching to help clients restore body trust and food freedom.

Longevity science is a rapidly evolving field.
I stay current through continuous learning, including:

Ongoing mentorship with leading longevity practitioners
Regular participation in international conferences, workshops, and masterclasses on nutrition, health span, and functional health.
Deep study of emerging research in biomarkers, preventive health, and lifestyle medicine.

What sets me apart is not just a list of qualifications — but how I integrate them

Science + Intuition: evidence-based insights combined with lived body awareness.
Longevity + Food Freedom: proactive health without restriction or rigidity.
Precision + Compassion: personalization that respects real-life challenges.