glutathione therapy for lungs IV Therapy: What You Need to Know Fucoidan for Lung Cancer Therapy:

You can compare this to cyanocobalamin which requires extra steps to be used by the body assuming it actually makes it into the body through the gut

Wolf, Handbook of Vitamins , 4th ed, edited by Janos Zempleni, Robert B Rucker, Donald B McCormick, and John W Suttie, 2007, 593 pages, hardcover, $107.96

Macrolide antibiotics (troleandomycin, erythromycin estolate (Ilosone)), metabolized by a cytochrome P450: Metabolites complex with cytochrome heme-iron: producing a complex that is catalytically inactive

Where genetic insight fits Genetic context does not tell you whether you have pernicious anemia that is a clinical determination based on antibodies, labs, and symptoms