For the most powerful ashwagandha, the science is growing—root-based extracts are best. This beloved botanical boasts more than 3,000 years of history in ayurvedic medicine and health benefits galore. Root-only extracts are the most scientifically validated through clinical study. But the temptation to include the leaves in ingredient extracts still exists because it offers a less expensive raw material. 

Ashwagandha root—not the leaf—is the basis for regulatory substantiation, active ingredient approval and pharmacopeia monograph recommendations. To hear the case for root-only ashwagandha extracts, download this infographic on KSM-66 root-only extracts, offering the highest concentration of therapeutic benefits.