The BIM scientist team led by Dr Pichaet Wiriyachitra, focuses on ways of balancing the immune system using products derived from natural plant extracts.

After 38 years of research at the Mangosteen Research and Development Center in Thailand, Professor Pichaet Wiriyachitra disclosed that the beneficial effects of mangosteen are due to the substance known as GM-1. GM-1 the most active xanthone found in mangosteen. Thai Researchers developed anti-cancer formula from the mangosteen fruit.

Please visit our research & development page for more information



Dr. Pichaet Wiriyachitra Ph.D.,F.R.A.C.I.


Chairman and CEO

Asian Phytoceuticals Public Company Limited.(listed as APCO in MAI of the Stock Exchange of Thailand)
President, Asian Life Co., Ltd., a subsidiary of APCO
President, Green Gold Co., Ltd., a subsidiary of APCO



Dr. Ampai Panthong


Associate Professor

Department of Pharmacology,
Faculty of Medicine, Chiang Mai University

รศ.ดร.ภญ.เสาวลักษณ์ พงษ์ไพจิตร


Dr. Souwalak Phongpaichit


Associate Professor

Department of Microbiology
Prince of Songkla University

รศ.ดร.วิลาวัลย์ มหาบุษราคัม

Dr. Wilawan Mahabusarakam

Associate Professor

Department of Chemistry
Prince of Songkla University

รศ.ดร.ศิริวรรณ.องค์ไชย (แย้มนิยม)


Dr. Siriwan Ong-chai (Yaemniyom)


Associate Professor

Department of Biochemistry
Faculty of Medicine, Chiang Mai University