AAFCS Nutrition and Wellness Certification Practice Test 2025 – Complete Exam Prep

Vitamin B12 is also known as cobalamin, which derives its name from the cobalt content present in its structure. Cobalamin is essential for several critical bodily functions, including the formation of red blood cells, DNA synthesis, and proper nerve function. It is primarily found in animal products such as meat, fish, eggs, and dairy, making its dietary sources particularly important for individuals who may limit animal product intake. Understanding the role of cobalamin in the body can help in recognizing the significance of adequate B12 intake for overall health and well-being.

The other options represent different B vitamins with distinct functions and characteristics: folate (Vitamin B9) is crucial for cell division and the formation of DNA, pyridoxine (Vitamin B6) is involved in protein metabolism and cognitive development, and riboflavin (Vitamin B2) plays an essential role in energy production and the metabolism of fats, drugs, and steroids. Each of these vitamins is important in its own right, but they are not synonymous with Vitamin B12.