The Hidden Diet-Hair Connection: Nutritional Deficiencies and Hair Loss
                     Is Hair Loss Linked to 
Nutritional 
DManye pefioplce ini Deubnai sctruiggele wsith? hair loss due to lifestyle, 
weather, and diet. This presentation explores the link between 
nutritional deficiencies and hair loss, offering practical solutionsfor 
diagnosis, treatment, and achieving healthy hair.
The Role of Nutrition in Hair Health
1 2
Hair Reflects Health Nutrient Nourishment
Your hair's health mirrors your body's internal condition. Nutrients feed hair follicles, promoting steady growth.
3 4
Deficiency Impact Addressing Root Causes
Lack of nutrients weakens hair, causing brittleness Recognizing nutrient-related hair loss helps target 
and shedding. the issue.
Hair growth relies on balanced vitamins, minerals, and proteins. Deficiencies lead to thinning, breakage, and dull 
strands, common issues for Dubai residents.
Common Nutrient Deficiencies Linked to Hair Loss
Iron & Vitamin C Vitamin D Biotin & B Vitamins Zinc & Protein
Iron carries oxygen to Low levels link to Biotin deficiencies cause Zinc repairs follicles; 
follicles; Vitamin C alopecia and thinning, brittle hair; B2 and B12 protein ensures hair 
enhances absorption and common with indoor aid cell growth and strength and elasticity, 
strengthens hair. lifestyles. oxygenation. affecting growth cycles.
Vitamins A, E, and selenium also influence hair condition, maintaining scalp health. Careful supplementation is crucial.
Diagnosing Nutrient-Related Hair Loss
Physical Exam & Hair-Pull Test
Medical & Dietary History
Assess scalp health, hair density, and shedding severity.
Review diet, lifestyle, and health history for 
nutritional gaps.
Rule Out Other Causes
Lab Testing
Exclude thyroid imbalance, hormones, stress, or 
Test ferritin, iron, vitamin D, B12, and zinc levels to medications for effective treatment.
identify exact deficiencies.
Evidence-Based Treatment Strategies
Correct Nutritional Deficiencies Lifestyle & Diet Improvements
• Boost iron with lean meats and greens, paired with • Adopt a balanced diet: lean proteins, leafy 
Vitamin C. vegetables, nuts, healthy oils.
• Vitamin D supplements support scalp health. • Hydrate well for scalp and follicle health.
• Adequate protein from eggs, fish, and legumes Adjunct Medical Treatments
strengthens follicles.
• PRP therapy, low-level laser treatments, and topical 
Targeted Supplements
minoxidil.
• Biotin and B-complex vitamins help if deficiencies exist. • Dubai clinics combine these for better outcomes.
• Zinc supplementation requires medical guidance.
Setting Realistic Expectations & Timeline
Time for Correction Visible Improvement
Nutrient correction takes time; hair reflects Typically, 3-6 months of consistent nutrition show 
changes months later. visible improvement.
Gradual Benefits Patience Required
Biotin or B-complex benefits appear gradually. Treatments like PRP or laser therapy enhance 
results but need patience.
Regular follow-ups track progress. Combining diet, supplements, and treatments creates the best pathway to 
restore hair health.
Practical Dietary Tips for Dubai Residents
Iron-Rich Foods Fortified Foods
Incorporate dates, fish, legumes, and nuts into meals. Help during seasons with limited sun exposure.
Citrus & Iron Stay Hydrated
Combine citrus fruits with iron sources to boost absorption. Crucial in Dubai’s arid climate; dehydration affects scalp 
health.
Balance is key. Avoid fad diets that eliminate essential nutrients. A steady approach supports long-term hair vitality.
Final Thoughts & FAQs
Hair loss often signals deeper nutritional gaps. Correcting these supports regrowth and prevents further shedding. A 
balanced diet, guided supplementation, and expert care provide lasting results.
Can vitamin or mineral deficiencies cause hair loss?
Yes. Deficiencies in iron, vitamin D, zinc, biotin, and B‑vitamins can disrupt the hair growth cycle and lead 
to excessive shedding.
How long does it take to see hair regrowth?
Typically, you’ll notice improvements within 3–6 months of addressing deficiencies. Significant regrowth 
may require up to a year.
Dr. Sheena Cherry
Internal Medicine Specialist
Address Phone No. Website
Emirates Hospital - Jumeirah +971 50 797 8727
Beach Rd - near Dubai Canal, 
Jumeirah 2 - Dubai - United Arab 
Emirates