Itchy Scalp? Here Are the Most Common Causes Behind Persistent Irritation, Flaking, Redness, and Discomfort

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The Main Causes of an Itchy Scalp

1. Dandruff and Seborrheic Dermatitis

Dandruff is one of the most common causes of scalp itching. It usually appears as small white flakes caused by excess oil production, irritation, or sensitivity to certain products.

Common symptoms include:

  • White flakes on the scalp or shoulders
  • Persistent itching
  • Oily or irritated skin

Scratching may worsen the irritation and increase inflammation.

Seborrheic dermatitis is a more severe and chronic form of scalp inflammation. It can cause:

Seborrheic dermatitis is a more severe and chronic form of scalp inflammation. It can cause:

  • Red patches
  • Thick yellowish scales
  • Burning or itching sensations

This condition may also affect:

  • Eyebrows
  • Areas behind the ears
  • Sides of the nose

Possible Treatments

  • Shampoos containing ketoconazole
  • Zinc pyrithione shampoos
  • Salicylic acid treatments

If symptoms last longer than two weeks or become severe, it is important to consult a dermatologist.

2. Psoriasis: When the Immune System Overreacts

 

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