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...
Lungwort (Pulmonaria officinalis): Whole-Plant Guide to Doctrine of Signatures, Traditional Use, Pyrrolizidine-Alkaloid Concerns & Safety
A careful Pulmonaria officinalis guide covering lungwort, the Doctrine of Signatures, traditional respiratory use, limited evidence and pyrrolizidine-alkaloid safety concerns. Read more...
Borage (Borago officinalis): Whole-Plant Guide to Food History, Traditional Uses, Pyrrolizidine Alkaloids & Safety
A safety-forward whole-plant guide to Borage (Borago officinalis), distinguishing leaves and flowers from borage seed oil and explaining pyrrolizidine alkaloid concerns, food history, research, cultivation and folklore. Read more...