One 2011 study found that oils including coconut, peanut, and olive oil blocked 20% of UV light from the sun. But that's nothing compared to SPF 15, which filters out 93%, SPF 30, which filters 97 ...

Coconut oil can moisturize, strengthen, and repair hair as well as reduce frizz and dandruff. Its better to apply it to dry hair, leave it in for at least 20-30 minutes, and then rinse.