Bell's Castor Oil may be used for the relief of occasional constipation. Also enhances beards growth when applied, which often depicted as a sign of masculinity. Massaging Bell's B Castor Oil on scalp does result to extra hair growth. Castor oil can be used to enhance the natural color of your hair and make it look rich and thick. This oil is a humectant, locking in moisture. When applied on the hair, it preserves the moisture in the hair shaft and makes each strand thicker and darker.NOTE: Consult your doctor before use if pregnant or breastfeeding.