Matcha is expensive. Like Manuka honey or very fine wines, there's a limited supply of it and a large demand. Like fine wine, the cultivation and creation of matcha tea is very time and labour intensive.
FACP is a federally registered service mark and is defined as providing recognition by way of an honorific. Fellows of the American College of Physicians have the right to vote, hold office, and sponsor applicants for Membership and Fellowship.
Additionally, physicians who are not surgeons can have the letters FACP added to their professional titles. Similar to the FACS abbreviation, this stands for Fellow, American College of Physicians - just in case you were wondering.