Hormones govern the growth of hair. In men, the male hormone, testosterone, governs beard, body hair and hair in the armpits. In women, estrogen, the female hormone generally prevents hair growth on the chin and encourages it to grow on the head. Occasionally, women develop signs of hair loss or baldness when estrogen levels drop.

Many women in their 40s now take hormone replacement therapy as an option to treat pattern baldness. Besides the hormone replacement therapy there are there are many herbal nutrition supplements which can be used as alternatives for hormone replacement therapy not only to restore the hair growth but also for many other ailments. Most of these herbal supplements are used in natural hair growth products. Prevention is better than the cure and using these herbal supplements can stop the further hair loss.