Origin: Mexico Miracle tea, also known as miraculous herb or Sierra lechuguilla, has been recognized for its healing properties since pre-Hispanic times and various medicinal properties are attributed to it. Among the medicinal properties of miracle tea are its ability to reduce vaginal and stomach inflammation, relieve cough and respiratory congestion, maintain adequate blood glucose levels, provide vitamin C and prevent respiratory diseases such as asthma. It has also been used to treat rheumatism and eye irritation.