Jojoba oil is a popular choice because it is thin and rinses off easily. It works equally well on thin or coarse hair. Coconut oil is also great because it deeply nourishes without greasy after-feel, plus, it smells great. Castor oil is believed to assist in hair growth but it is too viscous to rinse off clear. I would suggest using it to improve lashes and eyebrows instead. Sesame oil may help protect your hair from dryness caused by sun exposure because this oil has natural mild sun protection factor. Read more of this post