Cause its the best.
While many sources of Tongkat Ali can be obtained from other South East Asian regions, the majority of the documented traditional use, extensive clinical trials conducted on the herb have always been Malaysian sourced Tongkat Ali.
In the Astro Awani coverage, The National Herbal Development Council or 'Majlis Pembangunan Herba Negara' was approved by the Cabinet as part of the national Economic Transformation Program, ETP. Part of the project involves various activities to ensure the Malaysian herbal industry and biodiversity is competitive locally and internationally.
It also reports of uncontrolled harvesting from external parties which ruins the biodiversity of the country - compromising its quality and supply.
New development with regards to this is the announcement from the Malaysian Quarantine & Inspection Services (MAQIS) making an announcement regarding the prohibition of raw herb exportation which also include other sought after plants.
On their website www.maqis.gov.my:
PROHIBITION ON EXPORT OF RAW HERBS
List of raw herbs that are prohibited from international export are: