Heritage Store Castor Oil Nourishing Treatment | Deep Hydration for Hair, Skin, Lashes & Brows | Vegan (32 oz) Heritage Store The Plama Christi Castor Oil, Hexane Free, Leaves it moisturized and refreshed. Hexane free to ensure high quality. It promotes blood circulation and can have a rejuvenating effect on your skin. This same biological mechanism also works on the follicles in your scalp, encouraging faster growth of stronger hair. You can make your simple mask with even more benefits by mixing equal parts castor and coconut oil. Apply generously, massaging into the scalp first and working your way down the strands.The oils will also work into your hands, softening them. It can also alleviate wrinkles, fine lines, and stretch marks, as well as dark spots from age and sun exposure.