Smoothening Hair Better Than Straightening: Smooth, it is still a better option than straightening. Smoothing makes hair soft natural look, unlike the results of smoothing that can give the hair pin straight advice, which contributes to a false look.
What hairstyles, is sweep your hair wavy or curly in bits straight, soft and bright, with the help of the iron bar and chemicals that many people prefer to have natural hair.
so, if you have straight hair a bit you should opt for hair smoothenig chemicals used in this process are more natural and they are less harmful.
This will give your hair a natural look and still give a chic look. But in case you have thick locks, then go to the smoothing but avoid doing so on a regular basis.