During the coronavirus epidemic[pandemic], I wanted to bring my extremely good experience with Portulaca [with kindlike literature from Taiwan] to the attention of the MOH. Their answer was that they don’t deal with herbs……..

Most of the world does, as you can see from the article

https://www.cell.com/action/showPdf?pii=S2405-8440%2821%2902772-9

HIGHLIGHTS
Purslane is one of the richest terrestrial sources of omega-3-fatty acids essential for healthy human growth and development.
It is an important traditional food and ethnomedicinal plant with potential to mitigate hunger and improve public wellbeing.
Purslane easily grows in wide climate and edaphic zones making it a wonderful home garden nutritious food at doorsteps.
Its rich phytochemical composition makes it an important pharmacological and nutraceutical food for future readiness.