Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.
To my knowledge, there are no reported cases of Vitamin B12 overdose in medical literature. Vitamin B12 in high doses along with folic acid and Vitamin B6 helps to lower homocysteine level. High level of homocysteine is a known risk factor for cardiovascular disease. Lowering of homocysteine level helps to lower cardiovascular risk.
