Here are links to some articles on the benefits of chickweed.
Chickweed profile: http://www.cshs.com/herbsOfMonth/chickweed.html
http://www.sigmaaldrich.com/life-science/nutrition-research/learning-center/plant-profiler/stellaria-media.html
http://www.sigmaaldrich.com/life-science/nutrition-research/learning-center/plant-profiler/stellaria-media.html
http://www.sigmaaldrich.com/life-science/nutrition-research/learning-center/plant-profiler/stellaria-media.html