Quick Orientation
Section
Definition
- Objective
- Understand the core idea
- Keywords
- Vitamin C (ascorbic acid), 60 to 70 mg/day
Chemistry
- Objective
- Learn the main facts and relationships
- Keywords
- enolic hydroxyl groups, D-ascorbic acid is biologically inactive, 15:1
Biosynthesis, Absorption and Excretion
- Objective
- Follow the sequence and key control points
- Keywords
- cannot synthesize ascorbic acid, L-gulonolactone oxidase, not stored
Dietary Sources
- Objective
- Learn the main facts and relationships
- Keywords
- citrus fruits, gooseberry (amla), guava, milk is a poor source
Biochemical Functions
- Objective
- Learn the main facts and relationships
- Keywords
- antioxidant property, hydroxylation of proline
Clinical Correlation
- Objective
- Connect the mechanism to clinical findings
- Keywords
- Scurvy, collagen synthesis, Megadose controversy