Because the tablet's coating does not break down until it reaches the small intestine where absorption takes place, you receive the full nutritional value of garlic without the undesirable taste. Echinacea For years echinacea has been one of the most scientifically studied herbs, especially in Europe. Echinacea has also been used to help restore normal immune function in patients receiving chemotherapy. Herbalists have used echinacea for years to support the immune system, especially during the cold and flu season. There are several species of echinacea, all of which have benefit for the immune system.
Many herbalists believe that the best supplements contain a combination of two or more species.
The Cherokee Indians valued the root for health purposes and also for the yellow dye it produced. Once widely available in the wild, the plant has been over-harvested for years and is now mostly available through commercial cultivation. Its properties are mostly due to its alkaloids, which include berberine, hydrastine and canadine. Because demand for the herb is high and supplies are low, golden seal is one of the most expensive herbs on the market, and also one of the most counterfeited. Many herb suppliers are tempted to adulterate supplies of golden seal with other herbs of similar chemical composition, such as Oregon grape.