While the safety studies show that it is generally safe, there may be uncommon conditions, such as ALS or cystic fibrosis, for which increasing taurine is not a good idea
B12 is involved in the key metabolic process called "One Carbon Metabolism" though, and that process can be linked to a great many critical bodily functions, including detoxification among others
Evidence suggests that patients with CKD are prone to increased incidence of ischemic strokes, with cognitive dysfunction, dementia, transient infarcts, and white matter lesions widespread in mild to moderate CKD patients (Chelluboina and Vemuganti, 2019)
Clinical research has shown that 5% niacinamide can significantly diminish hyperpigmentation and enhance the skin barrier function after 8-12 weeks of constant use
Carolina Digital Repository (University of North Carolina at Chapel Hill) 2021