Personalised,
Evidence-Based,
Natural Treatment.
RENN Asia Wellness
About Us
Jonathan Chew founded RENN Asia Wellness back in 2023. The word “RENN” derives from the Chinese character “人“ but with an additional “N”, was the foundation built from the vision of humanity itself.
The branding name itself inspired our founding father to foster the notion of hope for people to find opportunities to potentially treat their health disorders via natural ways.
Treating health disorders is but only a part of the commitment to the branding name, the practitioners at RENN have been consistently dedicating themselves to consistently improving the wellness and quality of life of the people.
Vision
We envision a world where everyone will be free from health disorders.
Mission
We’re continuously discovering & developing – natural & safer – sustainable treatments to improve people’s wellness & happiness.
Our Core Values
Responsibility
We’re committed to professionally treat health disorders and improve the well-being of people with evidence-based.
Empathy
We’re here to provide our utmost dedication and care to the well-being of our people by understanding their needs and requirement.
Natural
We’re here to provide personalised natural treatment and remedies through food & nutrients to aid in cellular regeneration.
Nourishing
We’re to nourished the health of the people through comprehensive health assessment and targeted root cause assessment.
JONATHAN CHEW YI ZHENG
NUTRITIONAL & FUNCTIONAL MEDICINE PRACTITIONER, MCMed (NM), FAAMFM, FNFMedP (Msia)
Bachelor’s Degree:
- Bachelor of Medical Bioscience from Monash University (2013).
Master’s Degree
- Professional Masters in Complementary Medicine (Nutritional Medicine) from University of Yayasan Pahang.
Certifications and Board Memberships:
- Board Certification in Nutritional Medicine: The Association of Nutritional Medicine Practitioners, Malaysia.
- Affiliation: Member of the Ministry of Health-recognized Federation of Complementary and Natural Medical Associations Malaysia.
- Fellowship: Functional, Metabolic, and Anti-Aging from the Academy of Anti-Aging Medicine (A4M), USA.
- Certified Trainer: Certified by Pembangunan Sumber Manusia Berhad (TTT/16653).
Professional Roles:
- Senior Practitioner: DSY Wellness.
- Secretary-General: Institute of Complementary & Traditional Medicine (ICTM).
Mr. Jonathan Chew (or Jonathan as he prefers to be called), is a Nutritional & Functional Medicine Practitioner with proven experience in reversing major chronic health disorders. Over the past decade, he has helped many customers to move away from long-term drug medication to resolve their disorders through natural means.
He continues to add value to people who are interested and willing to take responsibility for their own health. He has helped like-minded people to join the profession by joining as a practitioner or as an associate by taking them through the various necessary educational and qualification steps.
Jonathan graduated with a Bachelors of Medical Bioscience from Monash University in 2013 and subsequently obtained board certification in Nutritional Medicine from The Association of Nutritional Medicine Practitioners, Malaysia, a member of the Ministry of Health-recognised Federation of Complementary and Natural Medical Associations Malaysia.
He has a fellowship in Functional, Metabolic and Anti-Aging from the Association of Anti-Aging Medicine (A4M), USA. The A4M is dedicated to the advancement of technology to detect, prevent, and treat aging related disease and to promote research into methods to retard and optimize the human aging process.
Jonathan is also a senior practitioner with DSY Wellness.
Jonathan complements his work by actively engaging himself with giving health talks to private companies and the public. He is a certified trainer by Pembangunan Sumber Manusia Berhad (TTT/16653). His facilitation engagements include Ecoworld Bhd, Hume Roofing Products Sdn Bhd, Hume Industries Bhd, AM Assurance Bhd, Zuellig Pharma Sdn Bhd and many other NGOs.
He is also the Secretary-General of the Institute of Complementary & Traditional Medicine (ICTM), an NGO dedicated to educating and empowering the public with evidence-based health and wellness knowledge to live a higher quality of life.

Meet Our Team
We strive our best to commit and guide you through a holistic and healthy wellbeing journey.

Dr. Luke Lee
Functional Doctor

Alison Chew
Nutritional Medicine Associate

Ivy Chong
Senior Nurse Practitioner

Bernice Pang
Nutritional Therapist

Hee Yin Pying
Nutritional Therapist

Ren Shuang
Nutritionist

Ivy Kee
Dietician

Jo Eve Khor
Head of Functional Wellness

Anne Paul
Head Physiotherapist

Ooi Waon Haw
Senior TCM Practitioner