boiga melanota dendrophila melanota- the Mangrove Catsnake. Long term captive male, one of my favorite snakes! : r/snakes Boiga melanota - Wikipedia

That concern came up directly, and it is a fair question

In addition, the phytochelatins (PCs) are a polymerized version of GSH involved in HMs detoxification by functioning as chelating ligands [6]

titled Glutathione Stimulates Vitamin D Regulatory and Glucose-Metabolism Genes, Lowers Oxidative Stress and Inflammation, and Increases 25 OHD Levels in Blood: A Novel Approach to Treat 25-Hydroxyvitamin D Deficiency clearly outlines this relationship and describes how increasing GSH has been shown to increase the bioavailability of 25(OH)D

Unfortunately, that's not how biology works

Well evaluate your symptoms, review your risk factors, and recommend the best course of actionincluding B12 therapy if indicated