Human hair grows out of follicles present on the scalp. Damaged or dead follicles prevent new hair from growing. It has now been discovered that stem cells can be used to stimulate the cells, They help in growing new follicles, thus new hair, when transplanted onto the scalp.
Scaffolding which Is enriched with stem cells also has a requisite growth factor. It is injected onto the scalp. This helps in making the hair follicles orient themselves, and develop in the right direction. It helps promote hair growth and fight baldness.