A Review on Hair Growth Regulators

The review from 2020 provided an overview of plants identified to possess hair growth activity in various ethno-botanical studies and surveys of traditional medicinal plants. The causes of hair loss are not fully understood, but treatments include both natural and synthetic products. Natural products are gaining popularity due to fewer side effects and better formulation strategies. Plants have been used for hair growth promotion since ancient times in Ayurveda, Chinese, and Unani systems of medicine. The review covered different herbs and herbal formulations believed to reduce hair loss and stimulate new hair growth, focusing on their mechanisms of action. It also discussed various isolated phytoconstituents with hair growth promoting effects.