Feb 20, 2026Elevated Homocysteine Risk: Evidence for Vitamin B12 and TMG StrategiesHomocysteine is a useful risk-context biomarker. B-vitamin repletion and trimethylglycine can lower levels reliably, but clinical-outcome benefit depends on baseline risk and protocol quality.
Feb 19, 2026Vitamin B12: Deficiency in Aging, Neurological Consequences, and Supplement Form EvidenceB12 deficiency affects 10–30% of adults over 50, largely due to reduced gastric acid and intrinsic factor. Deficiency causes irreversible neurological damage if uncorrected. Methylcobalamin and adenosylcobalamin are preferred over cyanocobalamin for neurological applications. High-dose oral B12 can bypass intrinsic factor.