Vitamin C Deficiency

Vitamin C Deficiency

Give an account of the sources, metabolic functions, daily requirements & deficiency manifestation of vitamin C.
Answer:

Vitamin C:

Sources:

• Citrus fruits- Gooseberry, guava
• Green vegetables
• Tomatoes & Potatoes

Functions:

1. Role in collagen formation

• It acts as a coenzyme in the hydroxylation of proline & lysine
• These are required to convert procollagen to collagen

2. It is required for bone formation

3. Role in metabolism

“Understanding Vitamin C deficiency through FAQs: Causes, symptoms, and treatments explained”

1. Iron metabolism
   • It enhances iron absorption
   • Helps in tire formation of ferritin
   • Helps in the mobilization of iron from ferritin
2. Hemoglobin metabolism
   • It is used to reconvert methemoglobin to hemoglobin
   • Required for degradation of hemoglobin to bile pigments
3. Tryptophan metabolism
   • Essential for hydroxylation of Trytophan to hydroxytryptophan
4. Tyrosine metabolism
   • Required for oxidation of p-hydroxy phenylpyruvate to homogentisate acid
5. Polic acid metabolism
   • Required for the formation of tetrahydrofolate, an active form of folic acid

“Importance of studying Vitamin C deficiency for medical students: Questions explained”

4. Hormonal functions

• Peptides are derived from glycine
• Vitamin C is required for the hydroxylation of glycine
• It is required for the synthesis of steroids hormones
• It is a strong antioxidant

5. It enhances the synthesis of immunoglobulin
6. Preventive functions
7. It prevents the risk of

• Cataract
• Cancer
• Coronary heart diseases

“Factors influencing success with Vitamin C deficiency studies: Q&A”

Daily requirements:

• The daily requirement of vitamin C is 60-70 mg

Deficiency manifestations:

• A deficiency of vitamin C leads to scurvy

Features of scurvy:

• Spongy & sore gums
• Loose teeth n Anemia
• Swollen joints
• Fragile blood vessels
• Decreased immunocompetence
• Delayed wound healing
• Impaired hormonal functions of adrenal cortex & gonads B Hemorrhage
• Osteoporosis

“Common challenges in mastering Vitamin C deficiency notes effectively: FAQs provided”