Since its introduction into the United States several years ago, vitex has become an indispensable resource for herbal practitioners. Modern research suggests that vitex affects the hypothalamus and pituitary glands, thus influencing hormonal balance and helping to support a healthy menstrual cycle. Vitex products must be chosen carefully. Many utilize different species of vitex, whose usefulness may not have been confirmed through modern research or traditional use. Planetary Herbals Vitex (Chaste Berry) Liquid Extract is designed for those who prefer liquids. Combining standardized amounts of important constituents with pure botanicals is Planetary Herbals guarantee that all the important primary and secondary compounds are present.