Mustard

Mustard (Sinapis alba (white mustard)) — reference monograph in your Materia Medica.
Overview
Pungent seed used as a rubefacient and culinary spice; classic warming poultices.
Constituents & energetics
Glucosinolates → isothiocyanates on crushing. Taste: hot, pungent; warming.
Parts used
Seed.
Preparations

Culinary mustard pastes (with vinegar).
Short topical poultices (watch skin!).

Notes
Poultices can irritate—use brief applications and protect skin.
SafetyEducational content. Not medical advice. Consult a qualified professional regarding individual use, medications, pregnancy, or medical conditions.