In general, for any supplement or unregulated product:
: Often available for around ฿1,000.00 (~$30 USD) on platforms like Facebook via PSL SmartLetter .
If you can clarify the (likely Thailand) and provide the original source (e.g., a brochure, website, or contract), I can help you:
: You can purchase licenses directly from the PSL Mundesigns shop .
