Understanding Vitamin C Deficiency: Causes and Consequences
                     Vitamin C Deficiency
Vitamin C is an essential nutrient that supports immunity, skin 
health, and overall wellbeing. A deficiency in this vital vitamin can 
weaken the body’s defences, slow wound healing, and increase 
fatigue. Despite being preventable, vitamin C deficiency remains 
common due to poor diet and unhealthy habits. Understanding 
causes, symptoms, and treatment options for optimal health
Why Vitamin C Matters
Vitamin C (ascorbic acid) is a water-soluble vitamin your body cannot produce or store, requiring regular 
consumption for optimal health.
Collagen Production Immune Function
Maintains healthy skin, joints, and connective tissues Helps fight infections and supports healing
Antioxidant Protection Iron Absorption
Neutralizes harmful free radicals in the body Improves uptake of iron from plant-based foods
Common Causes of Deficiency
Poor Dietary Intake
Diets lacking fresh fruits and vegetables, overconsumption of processed 
foods, low intake of citrus and berries
Medical Conditions
Gastrointestinal disorders, certain cancers, kidney disease requiring 
dialysis
Lifestyle Factors
Smoking reduces Vitamin C significantly, excessive alcohol, high-stress 
lifestyles increase nutrient demand
Special Risk Groups
Elderly with limited diets, pregnant or breastfeeding women, people 
recovering from surgery
Warning Signs to Watch For
Early Symptoms Advanced 
Symptoms
• Fatigue and weakness
• Irritability and mood Severe Deficiency / Scurvy
changes
• Swollen, bleeding gums
• Joint and muscle pain
• Tooth loss
• Dry, rough, or easily 
• Poor wound healing
bruised skin
• Frequent infections
• Corkscrew-shaped hair
Diagnosis & Testing
01 02 03
Blood Tests Physical Examination Medical History Review
Measuring plasma Vitamin C levels to Assessing skin, gums, and healing Evaluating dietary habits and risk 
confirm deficiency response factors
Most clinics and hospitals in Dubai can perform these tests quickly and provide accurate results.
Treatment Options
Dietary Changes
Increase citrus fruits, berries, bell peppers, broccoli, 
tomatoes, and leafy greens
Oral Supplements
Tablets, chewable, or effervescent Vitamin C for mild to 
moderate deficiency
IV Therapy
High-dose Vitamin C delivered directly into 
bloodstream for severe cases
Daily Vitamin C-Rich Diet Plan
Breakfast 1
Fresh orange juice + oatmeal with strawberries
2 Mid-Morning Snack
Guava or kiwi fruit
Lunch 3
Grilled chicken salad with bell peppers and cherry 
tomatoes
4 Evening Snack
Handful of blueberries or papaya slices
Dinner 5
Steamed broccoli with fish or lean meat + side of spinach
Key Takeaways
75-90mg 35mg
Daily Requirement Smoker's Extra Need
Adults need this amount daily; smokers and pregnant Smoking increases daily Vitamin C requirements 
women require more significantly
Prevention is easier than treatment. Eat fresh produce daily, avoid overcooking, quit smoking, stay hydrated, 
and get regular check-ups. If you suspect deficiency, consult a healthcare provider for testing and personalized 
treatment.
When to See a Doctor: Persistent fatigue, frequent infections, bleeding gums, slow wound healing, or 
unusual skin changes warrant immediate medical attention.
Dr. Sheena Cherry
Internal Medicine Specialist
Address Phone no. Website
Jumeirah Beach Rd - near Dubai +971 50 797 8727
Canal, Jumeirah 2 - Dubai - United 
Arab Emirates