In this sweeping chronicle of guarana—a glossy-leaved Amazonian vine packed with more caffeine than any other plant—Seth Garfield develops a wide-ranging ap

The energy seeds and herbs of the Amazon Rainforest.

Pushed by the increase in the knowledge of herbal drug constituents, their effects, and side effects, many herbal products are undergoing a transition from clas

An illustrated compendium of information on plants and their diverse therapeutic properties and benefits brings together folklore, scientific research, and medi

This quick-glance reference helps students and health professionals educate themselves and their patients/clients about the scientific evidence for and against