If its only a slight deficiency, a good quality Vitamin B12 supplement combined with a healthier diet will do the trick
Read the evidence A 2017 meta-analysis (N = 1,211) found that in patients with hyperuricaemia and CKD, urate-lowering treatment slowed renal function decline, limited proteinuria and reduced the relative risk of cardiovascular events or renal failure by over 50% 12 A 2020 meta-analysis (N = 6,458) found that urate-lowering treatment did not significantly reduce the risk of major adverse cardiovascular events, kidney failure or all-cause mortality
I did about three months of research before trying it myself
vasopressor choice and timing in vasodilatory shock
However, many of the strongest claims come from animal studies, small-scale research, anecdotal reports, or non-medical online sources