German experts reminded of caution in the consumption of herbal teas: their quality and safety do not always meet our expectations.
The main danger for fans of herbal teas can be reduced to three main aspects: (1) the unsound nature of the plants; (2) inadequate environmental growing conditions; (3) the possibility of getting a mixture of other plant species. Consider all these aspects in detail.
1. The harmful components of herbal tea.
Many varieties of herbal teas initially contain toxic substances. In using the tea for the sake of useful properties, we can inflict harm to their health in an unexpected place. For example, a popular plant from South Africa - Rooibos - contains harmful for the liver pyrrolizidine alkaloid. Mint tea leads to a strong expansion of blood vessels, causing a sudden can dramatically decrease blood pressure. Many herbal teas help to thin the blood and bleeding. Long-term consumption of the same tea can lead to a dangerous accumulation in the body of certain substances.
2. Herbs collected in dirty places.
You can never tell exactly where in the plant were collected, which turned in your tea bag. Perhaps it was growing beside the road or near a chemical plant. Along with the tea, you can get a decent dose of heavy metals or other toxic substances.
3. The collection often fall weeds and other foreign plants.
Most herbs are collected by technical means. Otherwise, the tea would cost a fortune. Therefore, inevitably getting into the tea foreign plants that can be toxic or cause allergies. Often there are plants, such as leaves of the same shape, which prevents correct sorting. All of this poses a threat to health and human life.
To avoid damage to health need to buy herbal tea only reliable manufacturer, brewing plants in bulk rather than bags, do not drink often one and the same collection.