Related Clues

• "Don't let the man stand outside, ___!"
• Niacin, for one
• A or C
• Daily supplement
• Folic acid
• A, B or C, e.g.
• A, C, or D
• A, B, C, D, E, or K
• A, C or E
• Calciferol, e.g.
• Thiamin or niacin
• A, B or C, but not X, Y or Z
• Certain nutrient
• Dietary supplement
• Essential nutrient
• A vain imposter? Creative prose wasted, perhaps
• Tense French pal cuts his tipple with retinol, say
• Five take it in around morning as essential part of diets
• Essential substance in food
• Organic substance essential to life