Seborrheic (seb-o-REE-ik) dermatitis is a common skin condition that mainly affects your scalp. It causes scaly patches, red skin and stubborn.
People of any age can develop seborrheic dermatitis including infants (known as “cradle cap”). However, it most commonly affects adults between the ages of.
Adolescents and adults (scalp and rest of body): After infancy, seborrheic dermatitis usually does not go away without treatment. For the best results.