Well your phrasing was awful then. Natural hair is synonymous with hair textures/hairstyles that belong to black people, and by saying natural you’re automatically implying that white people are excluded because it’s not appropriate for them to have such textures, which just isn’t true.
Your full sentence was
followed by
The problem is that those hairstyles can be considered natural hairstyles but not necessarily. In fact, depending on how I cut my hair, it can imitate most of those styles. I doubt you’d define my hair natural though 
We already established posts ago that the majority of white people do not have curly hair, but that doesn’t mean that it’s necessarily inappropriate for one to have tighter textures. In fact, in some areas of the globe, while still not being the predominant texture, it’s not uncommon either.