In general, most human hair sources are located in Asia and China, and local residents sell their hair to growers according to the process of natural shedding. Next, processors use acid bath and silicon to treat hair and make hair shiny. This method of falling hair is the way most human hairs weave.
Remy hair is cut, or harvested directly from the head, and this hair could come from any country. Most Remy hair sources are located in Asia counties.