How does hair get thicker when it's thin?

Hair sparse If you want to make this kind of hair become thick, you can promote hair growth through certain drug treatment. For example, you can take Yangxue Shengfa Capsule orally, or take Qibao Meiyan Pill orally for treatment. You can also use certain external drugs to stimulate hair growth, such as minoxidil tincture local external coating treatment, which can also play a clear role in hair growth and promote hair follicle formation.