Probably about a few times a month
It's particularly effective at grabbing heavy metals like mercury and lead
NAC Dosing (as Glutathione Precursor) General antioxidant support: 600-1,200 mg/day in divided doses [9][18] Respiratory conditions (COPD): 600-1,200 mg/day (PANTHEON trial used 600 mg twice daily) [43][44] Psychiatric conditions: 1,200-2,400 mg/day (most trials used 2,000-2,400 mg/day) [72][73][74] Male fertility: 600 mg/day [69] Immune support in elderly: 600-1,200 mg/day [40] GlyNAC Dosing The Kumar et al
[13] Timmerman, L.A., Holton, T., Yuneva, M., Louie, R.J., Padr, M., Daemen, A
At this concentration, 4 units on an insulin syringe delivers 1 mg, and 8 units delivers 2 mg
& Chen, W.-D