Materia Medica

Marshmallow (Althaea officinalis) — Marsh Mallow, White Mallow
A guide to Althaea officinalis covering marshmallow root and leaf, mucilage, cold infusion, traditional soothing use, medication spacing and safety. Read more...
Slippery Elm (Ulmus rubra) — Red Elm, Indian Elm
A guide to Ulmus rubra covering slippery elm inner bark, mucilage, traditional throat and digestive use, medication spacing and sustainable sourcing. Read more...
Hollyhock / Alcea (Alcea rosea): Mucilage, Traditional Soothing Use, Edible Flowers, Preclinical Research & Safety
Hollyhock (Alcea rosea) is an old cottage-garden mallow with edible flowers and a long tradition of soothing respiratory, digestive and urinary preparations. This guide distinguishes the accepted name Alcea rosea from the older synonym Althaea rosea, reviews its unusually abundant flower mucilage, anthocyanins and flavonoids, summarizes preclinical airway, kidney-stone, glucose, inflammatory and anticancer research, and explains the major evidence gap: convincing controlled human therapeutic trials are still lacking. Read more...