ISF is the product of the CDTB gene, one of the three genes encoding the CDT family (Shenker et al., 1999)
Grice EA, Kong HH, Conlan S, Deming CB, Davis J, Young AC et al (2009) Topographical and temporal diversity of the human skin microbiome
The IV method ensures that the antioxidant is absorbed directly into the bloodstream, giving faster and more visible results compared to oral capsules or topical creams
Some articles to read about N-acetylcysteine and skin picking, nail-biting, and trichotillomania: N-Acetylcysteine in the Treatment of Excoriation Disorder: A Randomized Clinical Trial (NIH National Center for Biotechnology Medicine) Antioxidants (N-acetylcysteine and glutathione) help treat skin-picking disorder in mice, researcher says (Stanford Medicine) N-acetylcysteine for Trichotillomania, Skin Picking, and Nail Biting (The TLC Foundation for Body-Focused Repetitive Behaviors) Clinical Trial: N-Acetyl Cysteine in Pathologic Skin Picking (US National Library of Medicine) N-Acetylcysteine Side Effects (Mayo Clinic) A detailed understanding of NAC and how it works (NCBI) The Health Benefits of N-Acetylcysteine (Verywell Health) Most studies and doctors recommend taking 600mg of NAC twice a day