Related Clues:

• Acid found in spinach
• ___ acid (vitamin B9)
• Product of nicotine oxidation
• Acid needed for DNA synthesis
• Murderer returned home with vitamin
• Slim French friend inside B Complex
• With 14-Across, vitamin B9
• Vitamin
• Is yours truly coming in skinny? Organic substance needed
• One of the Bs
• Chain redeveloped hotel abandoned in part of complex
• Vitamin in lean meat
• Vitamin B3, which may be helpful in lowering cholesterol
• One of the B's
• B vitamin which assists the nervous system