Herbs & Botanicals

Coltsfoot (Tussilago farfara): Whole-Plant Guide to Traditional Respiratory Use, Pyrrolizidine Alkaloids & Safety
A careful guide to Tussilago farfara covering coltsfoot's traditional cough use, pyrrolizidine alkaloids, liver risk, smoke exposure and modern safety. Read more...
Kava (Piper methysticum): Whole-Plant Guide to Pacific Tradition, Root Preparation, Research, Liver Risk & Safety
A careful guide to Piper methysticum covering Pacific kava tradition, root and rhizome preparation, anxiety research, sedation and rare severe liver injury. Read more...
Fo-Ti / He Shou Wu (Reynoutria multiflora): Traditional Use, Prepared vs Raw Forms, Liver Risk & Safety
A careful Fo-Ti guide covering Reynoutria multiflora, raw versus prepared He Shou Wu, traditional tonic use, limited evidence and major liver-injury risk. Read more...