Echinacea (Echinacea purpurea) is used in Native American and North American traditional folk herbal medicine. It is an immune system and lymphatic system booster. It's often combined with antimicrobial goldenseal to create an immune powerhouse. Dry mouth or lack of saliva can be treated with Echinacea. It's used in powder or tincture form. Some people may suffer from side-effects or allergic reactions. Some prescription drugs can interact with echinacea, so check with your doctor or medical professional before taking.
^ Valduga, Eunice; de Freitas, Renato João Sossela; Reissmann, Carlos B.; Nakashima, Tomoe (1997). "Caracterização química da folha de Ilex paraguariensis St. Hil. (erva-mate) e de outras espécies utilizadas na adulteração do mate". Boletim do Centro de Pesquisa de Processamento de Alimentos (in Portuguese). 15 (1): 25–36. doi:10.5380/cep.v15i1.14033. Archived from the original on 2014-08-26.
Eating a clove or two of fresh garlic a day may indeed keep the doctor away, in part because it has immune-boosting, antibacterial, antiviral, and anti-fungal effects. Many of garlic's therapeutic effects are derived from its sulfur-containing compounds, such as allicin, which are also what give it its characteristic smell. In general, garlic's benefits fall into four main categories: