Dream Herb Calea Zacatechichi Extract-Mexican Dream Herb. Dream Herb is a shrub plant that grows in Mexico. It may have some effect on your dream such as: longer and more vivid dreams, more focus and remember your dreams. East-West Herbal Shop is an online store devoted to carrying a fine line of medicinal herbs and natural health products. Please browse the site to see our selection and learn more. Information on the traditional uses and properties of herbs are provided on this site is for educational use only, and is not intended as medical advice. If you have any serious health concerns, you should always check with your health care practitioner before self-administering herbs. Disclaimer: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Shipping: The merchandise comes in a heat sealed re-sealable bag guaranteeing a fresh and long lasting product. Order will be processed within 1-2 business days and shipped first class USPS.