Best Immune Enhancement Therapy Doctors in Thailand for Australians

Dr Chollawat Thongthaisin is the Lead Doctor at Vega Wellness, where he specialises in regenerative medicine and immune enhancement protocols.

• Certified by the American Board of Regenerative Medicine for specialised care
• Lead researcher in stem cell applications and regenerative protocols at Vega Stem Cell
• Practises at Jomtien Hospital, part of Thailand's largest private healthcare network (BDMS)
• Subspecialised training in radiology from the prestigious Thammasat University Hospital

Dr. Sitthisak Dhammawiatnukul, MD, ABAARM, specializes in Anti-Aging & Regenerative Medicine and Preventive Medicine. His focus areas include Cell Therapy, Aesthetic Medicine, Men’s Health, Gut Health, Hormone Management, and Detox. He practices at Harmony Life Center (2023–present). He also serves as Medical Advisor at Bio Sky Clinic (2010–present).

Accreditations include the A4M Certificate in Anti-Aging and Regenerative Medicine (2011). He is an ISCT member with specialized certification in mesenchymal stem cells (MSCs). He attended the ISCT Annual Meeting in 2016. He completed the Thai Chelation Therapy Association Workshop, Level 17. He also holds certificates of attendance from A4M, the Thai Society of Cosmetic Dermatology and Surgery, the Thai Association of Cell Therapy, and the American Academy of Anti-Aging and Regenerative Medicine.

Training includes non-surgical MSC therapy for knee rejuvenation. He has additional training in gut health, hormone management, and detox. He earned his MD from Chulalongkorn University and a BSc in Medical Technology from Mahidol University. He also holds a medical training certificate from 2003.

Dr. Pichayanith Sroysuwan, M.D., M.Sc. (Anti-Aging & Regenerative Medicine, 2023–present), is a rehabilitation-trained physician. He specializes in lifestyle, anti-aging, regenerative, and personalized medicine. He practices at Foresta & Morning, Cplus Private Hospital, UMC Wellness, WIH Hospital, and Eden/Wellu.

Accreditations: American Board of Anti-Aging & Regenerative Medicine (ABAARM, 2024) and American Board of Laser Surgery (ABLS Renovia, 2024). Advanced training includes aesthetic dermatology and regenerative medicine (Mae Fah Luang, 2022), practical stem cell therapy (2022), chelation therapy (2023), high laser therapy (2019–2021), NAD+ therapy (certified 2023), and myofascial release (AHG).

Experience: Rehabilitation Medicine residency and medical practice at Srinagarind Hospital, Khon Kaen University (2019–2022). Telemedicine consultant for Raksa/Doctor Anywhere (2020–2022). Contributor to COVID-19 programs ThaiRod and COM COVID (Royal College of Family Physicians). Head of Medicine Delivery Services. Public health educator and moderator.

Dr. Gorpong Koowattanataworn, MD, is board-certified in Anti-Aging & Regenerative Medicine (A4M/ABAARM). He earned his MD from the Faculty of Medicine, Ramathibodi Hospital, Mahidol University. He holds a Master’s in Management in Health and Preventive Medicine from Mahidol University. He also holds a Master’s in Anti-Aging & Regenerative Medicine from Mae Fah Luang University. He has a Diploma in Occupational Medicine from Burapha University. He is certified in Practical Stem Cell Therapy (Thai Association of Cell Therapy) and in Chelation Therapy.

Specialties: anti-aging and regenerative medicine; preventive and lifestyle medicine; aesthetic dermatology; cell and stem-cell therapies (MSCs for knee restoration, exosome/MSC therapies); hormone management and bioidentical HRT; cancer immunotherapy (NK cell boosters); weight management; personalized compounded supplements; gut and immune health; men’s sexual health; chelation therapy.

Dr. Karin Kulwacharamongkon is a general practitioner and an aesthetic and anti-aging physician. She has more than six years of experience in non-surgical facial rejuvenation. She practices at Icellare Clinic in Bangkok (2025–present). Her work focuses on integrative and preventive care. She creates personalized plans using EECP, micronutrient therapy, and lifestyle medicine.

Education and credentials include: Certificate in Preventive Medicine (Community Mental Health, 2025). M.Sc. in Health Science Education, Mahidol University (2024). M.D., Ubon Ratchathani University (2017). Ph.D. in Anti-Aging and Regenerative Medicine in progress.

Training includes hands-on IPL, mesotherapy, fillers, thread lifting, and botulinum toxin (2019). Advanced filler techniques and complication management (2020). Allergan Medical Institute programs (2022–2023). Chelation therapy (2019). IV nutrition (2025). ASLS (2025). She served as an Instructor of Medicine from 2018 to 2025. Her research focused on medical student burnout.