[Myrddin]

A new clinical trial to test high-dose vitamin C in patients with COVID-19

[PA Engineer]

For your reference:

Can Vitamin C Prevent and Treat Coronavirus?

He said there is a push to get additional Chinese hospital groups to study oral liposomal vitamin C for treatment of the virus because oral forms can be administered rapidly and widely to large numbers of affected patients.

I also prefer liposomal vitamin C. A very good recent paper (SciHub):

New oral liposomal vitamin C formulation: properties and bioavailability