dead sea salt for skin or psoriasis

 for bathing 

In 2005, researchers found evidenceTrusted Source

 that Dead Sea salts might help with dry skin. Volunteers immersed a forearm in water with a 5-percent concentration of magnesium salts, the most common minerals in the Dead Sea, for 15 minutes.

https://www.medicalnewstoday.com/articles/314525