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Botanical illustration of Sphagnum Moss
MedicinalSourced entry

Sphagnum Moss

Sphagnum spp.

Peat moss, a very absorbent bog moss used in Europe for centuries as a wound dressing and as nappies and bedding for babies.

Safety at a glance

  • PregnancyNothing recorded
  • BreastfeedingNothing recorded
  • MedicinesNothing recorded
  • Who should avoid itNothing recorded
  • AllergiesNothing recorded
  • ToxicityNothing recorded

Tap a box to read the safety notes below. “Nothing recorded” means our sources don't cover it, not that it's safe.

What is Sphagnum Moss?

Plant family
Sphagnaceae, the peat moss family
Parts used
The whole dried moss
Genus
Sphagnum
Species
spp.

Also called

Peat Moss, Bog Moss, Sphagnum palustre

Traditionally used for

  • Wound dressing (traditional)
  • Baby nappies and bedding (traditional)

Traditionally described as

  • Very absorbent

Health topics

Where Sphagnum Moss appears in symptom search, and why. Being listed doesn't mean it's a proven treatment.

Traditions that use it

How it's prepared

Common ways Sphagnum Moss is prepared or sold. This isn't advice on how to take it; see Safety below.

  • Poultice

    It has been boiled with beer and applied as a poultice to swollen feet.[1]Study

What does the research say?

Traditional use

These are traditional uses, not proven treatments.

  • Old European medical books record sphagnum moss being used:

    • As nappies and bedding for babies, because it soaks up urine well
    • As a dressing for wounds
    • Boiled with beer and applied as a poultice to swollen feet in older people

    When interest in medicinal mosses faded in the 1880s, sphagnum stayed in use as a source of wound dressings.[1]Study

Laboratory & animal research

Lab and animal results show what might be worth studying in people. They don't show that the herb has these effects in humans.

  • Sphagnum dressings can soak up 3 to 4 times as much as cotton ones. Lab research suggests a sugar-like substance in the moss (sphagnan) binds to proteins, which may trap bacteria and switch off the harmful substances they release. This is a proposed explanation for its use on wounds, not proof from studies in people.[2]Study

    Technical detail: inactivation of enzymes by a Maillard reaction; the moss's complex pectin resembles immune-stimulating pectins from other wound-healing plants.

Sources

  1. [1] Four Centuries of Medicinal Mosses and Liverworts in European Ethnopharmacy and Scientific Pharmacy: A Review · DOI: 10.3390/plants10071296Peer-reviewed study
  2. [2] Concerning the wound-healing properties of Sphagnum holocellulose: the Maillard reaction in pharmacology · DOI: 10.1016/S0378-8741(03)00189-2Peer-reviewed study

This information is educational and traditional in nature, and is not a substitute for professional medical advice. Unfamiliar word? See what these words mean.