Black Walnut

Juglans nigra

Family: Juglandaceae Evidence: T tincturecapsuleextract

The hulls of black walnut are traditionally used in folk medicine for intestinal health and as an astringent.

Safety Profile

PregnancyUnsafe
BreastfeedingInsufficient Data
PediatricNot Recommended

Contraindications

Tree nut allergy. Contains juglone which may be toxic in large amounts.

Interactions

May interact with blood pressure medications and laxatives.

Side Effects

GI upset, allergic reactions. Juglone content may cause irritation.

Liver: Potential hepatotoxicity with excessive use.
Kidney: Potential nephrotoxicity with excessive use.
Allergy: TREE NUT ALLERGY — avoid if allergic to walnuts or other tree nuts.
This information is for educational purposes only. It is not medical advice. Consult a qualified healthcare provider before using any herbal product.