Herb Library: Natural Herbs and Herbal Supplements Directory: Marsh Mallow


Marsh Mallow

Marsh Mallow


This fact sheet provides basic information about Marsh Mallow. Marsh mallow is a perennial that grows to 5 feet in salt marshes and moist regions throughout Europe, western and northern Asia, and the eastern US. Marsh mallow root has been recognized as a source of useful mucilage, which has been used for more than 2 millennia to treat topical wounds and as a remedy for sore throats, coughs, and stomach ailments. The mucilage is incorporated into ointments to soothe chapped skin and is added to foods in small quantities (approximately 20 ppm) to provide bulk and texture.

Common Names

Marsh Mallow, Altheae Radix, Althea

Latin Names

Althaea officinalis

What It Is Used For

  • Althea mucilage has been used to soothe dermal irritations, sore throats, and coughs. It appears to have bactericidal and anti-inflammatory properties.

How It Is Used

  • A recommended dose of marshmallow is 1 1/-4 teaspoons (6 grams) of the root per day.
  • Marshmallow can be prepared as a tea to be taken 5 times a day.
  • Herbal extracts in capsule and tablet form providing 5-6 grams of marshmallow per day can also be used.
  • Taken as a tincture-1-3 teaspoons (5-15 ml) three times daily.

What the Science Says

  • The mucilaginous properties of the althea root yield a soothing effect on mucous membranes.

Side Effects and Cautions

  • None well documented.


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