Frame Builder can help strengthen the structural framework of the body. The formula may be used by those who wish to help strengthen and support bones, tendons and ligaments. It combines a variety of very powerful herbs that martial artists, such as the gongfu (kung fu) and hapkido masters of the Far East have used for millennia. The formidable combination of Eucommia bark and seed, Drynaria and Dipsacus and other herbs is a reliable tonic to the body’s structure. It is especially suitable to those who rough it up: ball players, mountain climbers, triathletes, martial artists, skydivers, skateboarders, X Games and other extreme athletes, snowboarders and skiers, professional golfers and tennis players, etc. If you live hard, this formula is probably for you.