Baking soda can be used as a gentle exfoliant and antifungal treatment for seborrheic dermatitis, helping to remove flakes and reduce fungal growth. However, it should be used cautiously, as its high pH can potentially damage hair and skin if overused.
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Baking Soda and Seborrheic Dermatitis
Benefits of Baking Soda
Exfoliation: Baking soda acts as a gentle exfoliant, helping to remove dead skin cells and flakes from the scalp.
Antifungal Properties: It has been shown to inhibit the growth of certain fungi, including those associated with seborrheic dermatitis.
How to Use Baking Soda
Soaking Method:
Add 1/2 to 1 cup of baking soda to a tub of lukewarm water.
Soak for 10 to 15 minutes.
Rinse thoroughly with normal water.
Shampoo Mixture:
Crush one or two uncoated aspirin tablets into a fine powder.
Mix with a small amount of regular shampoo.
Apply to the scalp, leave for a few minutes, then rinse.
Precautions
pH Level: Baking soda has a high pH (around 9), which can be harsh on the scalp if used too frequently. Overuse may lead to dryness or irritation.
Moderation: Limit the use of baking soda to avoid damaging hair and skin.
Conclusion
Baking soda can be a helpful home remedy for managing seborrheic dermatitis due to its exfoliating and antifungal properties. However, it should be used cautiously to prevent potential scalp irritation.

Epsom salt help heal your skin and scalp. You would need to soak in your bathtub for awhile.