MomHaul.com sites Happy Cappy as a "Top Baby Shampoos for Dry Scalp". Sometimes cradle cap is called seborrheic dermatitis. It’s not caused by poor hygiene. But washing with a moisturizing shampoo can cure dry scalp. To this end, Dr. Eddie’s medicated baby wash has pyrithione zinc in it. This ingredient clears up dandruff for children and adults alike. It’s FDA-approved and safe to use on infants. Read the complete MomHaul.com review here!