Which nutrient plays a crucial role in the regulation of homocysteine metabolism?

A Vitamin B12
B Folic acid
C Vitamin B6
D All of the above
Vitamins B12, B6, and folic acid are all essential for the regulation of homocysteine metabolism, as they are involved in the conversion of homocysteine to methionine.
American Journal of Clinical Nutrition
Metabolic and Nutritional Disorders Nutrition and Metabolism Homocysteine Metabolism Easy MEDICAL Confidence: high