Hound's Tongue vs Sanguisorba officinalis

European biennial of disturbed ground; used in historical European folk medicine for skin conditions and wounds despite containing toxic pyrrolizidine alkaloids.

European and Asian Rosaceae used in TCM and folk medicine for bleeding, diarrhea, and burns.

pyrrolizidine alkaloids, allantoin, mucilage, tannins

ziyuglycoside I, tannins, sanguisorbin, quercetin

Skin conditions in European folk medicine, Wound healing poultice, Hemorrhoid treatment in historical medicine

Bleeding conditions in TCM, Burns treatment, Diarrhea, Hemorrhoids

Topical allantoin wound healing, PA toxicology research

Hemostatic effects, Wound healing, Anti-inflammatory, Antimicrobial

Topical poultice only — no safe internal use

6-12 g dried root as decoction; topical for burns

All internal use, Pregnancy, Children

Pregnancy in high doses

Severe hepatotoxicity internally, Skin irritation topically

Constipation in high doses