Contains anti-microbial and anti-inflammatory properties that is useful in reducing acne and treating irritated skin. rich in fatty acids, these can enhance smoothness and softness and promote the growth of healthy skin tissue. Castor oil has a low comedogenic score. This means it is unlikely to clog pores in the skin. Castor oil contains triglycerides these can help maintain moisture in the skin, making it a useful treatment for dry skin, keeping the skin hydrated.