Sea salt spray is also great for thick hair. It will add texture, body and volume without weighing the hair down. It’s a really great option for guys who want to style their hair but don’t want it to look like it has any product in it. Sea salt spray will not leave your hair sticky, greasy or hard.Click to see full answer. In this manner, what does sea salt spray do to your hair?A sea salt spray adds body and texture to all hair types, enhancing the natural wave. If you have thick, curly hair, this type of product can help define curls and reduce frizz. If you have straight or limp hair, a salt spray can add volume and texture.Additionally, do you use sea salt spray on wet or dry hair? Sea salt spray can be applied to damp or dry hair. If you’re applying the spray to damp hair, your hair should be lightly towel-dried and then spritzed before blow-drying or air-drying for a super-beachy look. Just so, is sea salt spray bad for your hair? Mia Emilio, Senior Stylist at Devachan Salon, says that improper use of sea salt sprays can become quite devastating to the hair. “Salt for curly hair in my opinion can be very drying and harmful,” she says. Salt can create some volume and remove oil, but on the flip side, it can be very harmful to the hair and scalp.Does sea salt ruin your hair?Yes, it helps to detox the skin, reduce swelling and treat wounds, among many other benefits. But overexposure to salt water can wreak havoc on your hair. And, similar to your skin and the rest of your body, your hair can become ‘dehydrated’ and dry if too much moisture is lost through evaporation.