Solgar Dandelion Root Vegetable Capsules (100). Solgar Dandelion Root Extract is one of our premium botanical extracts. Dandelions contain sesquiterpene lactones, phytochemicals compounds that are unique to this plant.. It has been traditionally used in Native American and Chinese health practices. Each vegetable capsule provides 328 mg of Raw Dandelion Root Powder and 52 mg of Dandelion Root Powdered Extract (4:1)