This was obtained over 39 days for a gas flow range between 0.12 and 0.72 m3 hâ1 and a resulting toluene inlet concentration range of 0.71â0.51 g mâ3, respectively. During the first 25 days, the greatest EC was in the first stage (55 g mâ3 hâ1), contrasting with the low EC obtained in the other two stages.
Varieties include ginger, ginkgo biloba, ginseng, hibiscus, jasmine, rosehip, mint, rooibos (red tea), chamomile, and echinacea. Limited research has been done on the health benefits of herbal teas, but claims that they help to shed pounds, stave off colds, and bring on restful sleep are largely unsupported.
Two cups of peppermint tea and leaves Photo Credit nilswey/iStock/Getty Images. 1  The peppermint, or Mentha piperita, plant grows freely throughout the United States and is cultivated for its aromatic oil. The leaves of the plant are also valuable for making herbal tea, which is readily available in health food stores. The list of potential benefits from peppermint tea is long and includes treating an upset stomach and stimulating the immune system. It may also be beneficial for treating diarrhea, insomnia, anxiety and minor heartburn. Although aromatic and relaxing, there are still a few dangers associated with the herb.