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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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VITAMIN WHICH IS NOT SYNTHESIZED BY THE BACTERIAL FLORA IN THE INESTINE IS?
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The correct answer is  Endogenously synthesized Vitamins are 1. Synthesized by the body- Niacin: synthesized from an amino acid Tryptophan Vitamin D: synthesized from 7 Dehydrocholesterol by exposure to UVB rays(290-315nm)in the skin. 2. Synthesized in the body(by Bacterial flora in the intestine) Vitamin K Biotin Pantothenic Acid Reference: Harpers illustrated biochemistry 30th edition