HomeAbout this guide
About this guide
tongkatali.com is published by Biotropics Malaysia Berhad, maker of Physta® Tongkat Ali extract.
The publisher
- Publisher
- Biotropics Malaysia Berhad (762243-P)
- Founded
- 2007, in Malaysia
- Extract
- Physta®, a standardized water extract of Tongkat Ali root, tested in 28 human studies
- Research partners
- Including MIT and Tokyo Medical and Dental University
- Standard
- Physta was used to develop MS 2409:2011, the Malaysian Standard for Tongkat Ali extract
- Website
- biotropicsmalaysia.com
How the guide is written
- SourcesPublished human studies, each linked to the paper. Every result states who took part, the dose and how long.
- ReviewThe Biotropics research team checks every health statement against its source before publication, and again when new studies are published.
- DisclosureMost studies cited on this site tested Physta®. Several were funded by Biotropics. Results that did not beat placebo are reported as such.
- Medical adviceThis guide is for education. Speak to a doctor before taking a supplement if you take medication, have a health condition, or are pregnant or breastfeeding.
- CorrectionsContact the Biotropics team
Related reading
ResearchPublished studies14 papers side by side: who took part, the dose and what happened.QualityHow to tell good Tongkat Ali from poorFour questions that separate a well-made product from a weak one.FormulatorsHow to choose a Tongkat Ali extractSupplier questions, the four-marker standard and documents to request.