BPC-157 is described as well tolerated and without demonstrated toxicity in rodents, but the human safety dossier is unpublished, and over 80 percent of the literature comes from a single research group, so independent replication is limited Sikiric et al., 2025
tallying their authorship, about 155 of them, close to 70 percent, list Predrag Sikirics Zagreb group
Conversely, some studies reported decreased amplitude of PER1 expression following NSW schedules, indicating complex effects depending on shift duration and design 208
It also issued other warning letters for current good manufacturing practices (CGMP) violations and failing to adhere to clinical trial protocols
Brain and cerebrospinal fluid (CSF) levels of Se are independent on blood Se level (Tondo et al., 2010
Metformin also enhances endothelial function, improves lipid metabolism, reduces the intima-media thickness of the carotid artery, and lowers the risk of cardiovascular diseases such as hypertension (Poniedziaek-Czajkowska et al., 2021)