Bluebonnet’s Standardized Eleuthero Root Extract Vcaps provide a highly advanced eleuthero root extract (Eleutherococcus senticosus), standardized for 0.8% eleutherosides (4 mg/serving). Plus, the easy-to-swallow vegetable capsules contain an enzyme delivery system (e-d-s) from 100% plant sources to efficiently break down the botanical extract for maximum assimilation and absorption.