Hydrogen peroxide is mainly neutralized by the enzyme catalase, which turns hydrogen peroxide into water and oxygen, and the tripeptide glutathione (GSH), which converts hydrogen peroxide into water through a reducing reaction catalyzed by the enzyme glutathione peroxidase (GPX)
Without the human safety data and a lack of FDA approval, sourcing peptides from an unregulated gray-market source introduces real risks of contamination, inaccurate dosing, and unknown ingredients
It consists of an esomeprazole (a type of PPI) and bismuth salts in addition to antibiotics (Lin and Hsu 2018)
A deficiency in vitamin B12 levels can cause various dermatologic symptoms, including nail discolouration, hyper-pigmentation, hair changes, vitiligo, and angular stomatitis (inflamed and cracked mouth corners)