Studies on phytochemical, antioxidant, anti-inflammatory, hypoglycaemic and antiproliferative activities of <i>Echinacea purpurea</i> and <i>Echinacea angustifolia</i> extracts

Abstract

The difference in the chemical and pharmacological properties among extracts highlights the need to consider strategies and policies for standardization of commercial herbal extracts in order to guarantee the safety and identity of this type of products.