Home ยป Which of the following vitamins is also known as cobalamin? Vitamins MCQs Which of the following vitamins is also known as cobalamin? January 26, 2022 1 View Q. Which of the following vitamins is also known as cobalamin? A. Vitamin B11 B. Vitamin B2 C. Vitamin B6 D. Vitamin B12 Answer: Vitamin B12.