Skin Conditioner For oily or scaly skin. 1 ounce lemongrass 1 ounce cornmeal 1 ounce witch hazel 1 ounce rose petals Blend lemongrass, cornmeal, witch hazel and rose petals, then mix 1 ounce of this mixture with 1 quart boiling water. Let steep 20 minutes. Strain into bath water. Soak at least 10 minutes. Use two times a week or more.