Materia Medica

Cramp bark

The term cramp bark is related to the properties of the bark’s ability to reduce smooth muscle tightness. It is called cramp bark as relieving this type of muscle tightness is most often associated with relieving women’s menstrual (period) cramps. However, this can also be used during pregnancy for cramps or pain and general muscle cramping. It is also known to ease headaches, arthritis pains, back pain, and as a cardiovascular tonic.

Cramp bark comes from the small shrub, Viburnum opulus, which grows in the northern half of the United States. Multiple species are native throughout the northern hemisphere. The twigs can be harvested in the spring to make tinctures and teas. Topically, cramp bark oil can be used to help relax muscles and restore blood flow to injured joints and surrounding tissues.

Parts Used:  Bark

Main Constituents: Bitter (viburnin), valeric acid, tannins, coumarins, saponins 

Actions/Medicinal Properties: Antispasmodic, astringent, cardiotonic, diuretic, emmenagogue, hypotensive, mild sedative, anti-inflammatory

Energetics: Cooling & Drying

Dosage: For a tincture, take 1tsp 3-5 times daily as a relax and for nervous or muscular tension, or for pains affecting the digestive or urinary tract. For decoctions or strong teas, take 1 cup every 3-4 hours for period pain or colic. Can be used with other remedies for excessive menstrual bleeding. Teas can also be used to help with back pains and for arthritis relief.

Magickal Properties: This feminine plant associates with Saturn and the element of water. Also associated with the astrological sign of Capricorn. There isn’t much folklore surrounding cramp bark, what few references there are refer to women’s magic and protection.

Planet: Saturn

Element: Water

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