Episode 18: Black Walnut - A Healer and a Toxin

Join Kayla Dendy, Master Herbalist for a thoughtful discussion on the benefits and potential toxic characteristics of Black Walnut. Unpack Juglone, the suspected heartwood toxin linked to equine laminitis, and the mycotoxin Penitrem A from moldy hulls. Learn traditional and modern uses — vermifuge action of green husks, topical antiseptic benefits, nutritional kernel compounds — plus essential cautions for horse owners, dog/cat risks, and safe handling. Always consult your veterinarian or doctor before using herbs. If this helped, please like and share the episode.

OUTLINE:
00:00:00 Introduction

00:01:16 Botany and Identification

00:03:57 History and Ethnobotany

00:09:04 Constituents and Toxicology Overview

00:14:36 Current Medicinal Uses

00:17:31 Horse Poisoning Compounds

00:20:31 Research Landscape

00:23:43 Cautions and Contraindications

00:25:05 Conclusion