I would not use Crisco in a shampoo bar. My husband and I use my Carrot, Buttermilk & Oat bar to wash our hair. It is made with 80% Olive and High Oleic Sunflower oils. With the rest Rice Bran, Pumpkin Seed, Castor oils and Kokum Butter.
It may be the carrots, oats and buttermilk that...