There is a well-documented "gut-skin axis." If your microbiome is out of balance or if you have systemic inflammation originating in the digestive tract, it often shows up on your face
Although several in vitro and in vivo studies demonstrate that the administration of GSH inhibits viral replication, to date very few clinical trials support the pharmacological use of NAC in respiratory viral infection in vivo (reviewed in [100])
This means your refrigerator, not your freezer, not your counter, not a cool dark cabinet
Nobodys checking PubMed before posting
Lupus flares can be triggered by infections, stress, hormonal changes, and, theoretically, by changes in immune signaling that peptide introduction might cause