This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nutrition, Subject name: Medicine
Which of the following vitamin is not associated with toxicity 
Select and explain. 
A. Pantothenic acid, B. Pyridoxine, C. Vitamin A, D. Vitamin E
A: Pantothenic acid
Answer: A: Pantothenic acid 
Explanation: No toxicity has been repoed for Pantothenic acid and Biotin Ref Harrison Internal medicine 20e p2314