Virtually all cultures in the world view thick, lustrous hair as a symbol of vitality, youthfulness, and healthfulness. Consequently, hair improvement products in all forms (shampoos, conditioners, hair loss creams, etc.) are international, billion-dollar industries. Some of these products receive good reviews, while others receive bad reviews. Regardless of their efficacy, however, few if any of them could be described as 'natural.' Their ingredients list usually reads like a chemistry set, and health-conscious individuals are understandably reluctant to use them. What follows, then, is a list of four natural remedies that are renowned for improving hair quality and growth in both sexes.