Overview

Seborrheic dermatitis may flare in cold weather, stress, or oily skin conditions. It is not contagious, but it is chronic and recurrent.

Causes

• Malassezia yeast overgrowth
• Excess sebum production
• Immune dysfunction
• Cold, dry climate
• Neurological diseases (e.g., Parkinson’s)

Symptoms

• Greasy white or yellowish flakes
• Itchy, red, inflamed scalp
• Crusting or thick patches in severe cases
• Scalp sensitivity or burning

Treatment: Modern Medicine

• Diagnosis: Clinical exam (may mimic psoriasis or eczema)
• Treatment:
  • Medicated shampoos (ketoconazole, selenium sulfide, zinc pyrithione)
  • Topical antifungals and mild corticosteroids
  • Salicylic acid for thick scales
  • Regular hair washing and scalp hygiene

Treatment: Traditional Medicine

• Ayurveda: Nimbadi taila, Khadirarishta, Triphala churnam for detox
• Siddha: Herbal oils (Neem, Pavala parpam), hair packs
• Unani: Zimad application, Arq-e-Gulab hair rinse
• TCM: Herbal scalp cleansers, acupuncture for sebum balance
• Homeopathy: Thuja, Graphites, Sulphur
• Nutraceuticals: Biotin, Zinc, Omega-3, Vitamin D

Caution

• Avoid frequent steroid use—can thin skin
• Scratching worsens infection risk

Prevention

• Maintain scalp hygiene
• Avoid harsh shampoos and hair products
• Manage stress and diet