... extracted by CO2 from GAP base raw material, Ligustilide 10%-40%, no heavy metal, no solvents.. Feature Specification:Extracted ... with know-how technique from GAP base raw materialLigustilide 10%-40%No heavy metals, no solvent, Functions:Activate blood ... and reduce blood pressureAntiradiation function and bacteriostasisApplications:Ligustilide 10%: Strong characteristic aroma,it's good natural spices ...