Acidum Levomefolicum (5-MTHF) commercium cum residuo ostendit Glu406, Ile 418, Lys417 et Tyr453, e quibus Lys 417 et Tyr 453 validum munus physiologicum in commercio inter S1 et ACE agunt et ut potentia inhibitoris S1; ACE2 commercium Virus Sars-CoV-2.

Acidum Levomefolicum (5-MTHF)(50 nM, 72 h) activitatem metabolitam intracellularem auget per 7 triplicem melius quam acidi folici per 2 triplicem in linea cell lymphoblastoid humana (LCL), et est bonum supplementum acidi folici.
Magnafolatemaxime incumbit in productione et venditionibus calcii 6S-5-methyltetrahydrofolatis, calcii methyltetrahydrofolati, folati activi, folati, L- methylfolati, folati naturalis, 5-methyltetrahydrofolati, calcii, methyl folati, pentamethili, calcii folati, fructus et folati vegetabilis; 6S-5-methyltetrahydrofolatum, N-methyltetrahydrofolatum, Calcium L-5-Methyltetrahydrofolatum, Levomefolatum Calcium, CAS: 151533-22-1, calcium folinatum & alia materia rudis producta.