Cramp Bark Extra ™ ~ Menstrual Support ~ 15 & 60 capsules Utilizing the rich history of traditional medicine, and combined with empirical data, this thoughtful formula supports a healthy uterine response to smooth muscle contractions during menses. Cramp bark was determined to be a potent inhibitor of CYP1A2 and 2C19, with a 50% inhibitory concentration (IC 50) of approximately 1 mcg/mL (0.94 and 1.1 mcg/mL, respectively). It is mainly useful as a symptomatic relief herb used for short periods of time as it rather strong in effect. Contraindications. Viburnum is known as Kalyna in the Ukraine and is very much a part of their folk tradition pictured in embroidery work, mentioned in folk songs, and in Slavic mythology. Cramp bark is an extremely safe herb that can be used with great confidence that it will do no harm. The dried cramp bark is traditionally used as a muscle relaxant and antispasmodic, sometimes in combination with valerian. Herb Description. What is the recommended dosage? It also has a long history of use in Native American herbalism, … Cramp Bark In North America you will find this 8 to 12 foot deciduous shrub in much of woodlands of the eastern United States. The Meskwaki tribe of Wisconsin used cramp bark to treat menstrual cramps, arthritis and back pain, while the Penobscot people of Maine used the herb to counter swollen lymph glands and gout. The most potent inhibitors were chaste tree berry and black cohosh, which exhibited IC 50 values ranging from 0.22 to 0.37 mcg/mL. 3 to 4 g/day. It comes from family of Caprifoliaceae .As its name suggest, it has as a relaxer of muscular tension and spasm. Cramp bark, whose botanical name is Viburnum opulus is a deciduous tree native to the continents of Asia, Europe, and northern Africa. Cramp Bark is a Native American remedy with warming and antispasmodic actions and used to treat a prolapsed uterus after a woman gave birth, to guard against miscarriage. Read More. cramp bark is most used to ebb cramps, along with menstrual cramps, muscle cramps, and stomach cramps. Dosage: I prefer this herb as a tincture as the taste is so bitter as to be fairly unpalatable in a decoction. In her 2001 article, Herbal Medicine in Pregnancy and Childbirth, Rachel Emma Westfall discusses the effects of cramp bark for women undergoing the often agonizing process of child birth. Like wintergreen, cramp bark is another herbal remedy that naturally contains a compound called methyl salicylate, which is known to have pain-relieving and anti-inflammatory effects.. As its name hints, cramp bark is known for relieving cramps, including those associated with premenstrual syndrome or PMS. The very aptly named Cramp Bark herb does exactly what it says on the tin – and much more. Native to the temperate regions of the Northern hemisphere, Cramp Bark has been used by herbalists and medicine men/women to treat a whole host of maladies for many centuries. That said, it should not be taken in a larger dose than needed to get an effect as this will reduce the effectiveness of the herb, this paradoxical matter is discussed in more depth below. Cramp bark finds its way into my tincture formulas for sleep, pain and anxiety. Animal studies show that cramp bark relaxes uterine tissues. However, no clinical studies examining efficacy in humans have been performed. Superior quality bulk Cramp Bark available from Starwest - offering the finest chinese, craft, culinary, and therapeutic herbs since 1975. Contraindications have not yet been identified. Cramp bark ( Viburnum opulus ) is a deciduous tree that is deep-rooted to Europe and the eastern United States. Cramp Bark is also said to support uterine function, help regulate excessive blood flow during menstruation and menopause, and ease postpartum, uterine and ovarian pain. Pregnancy/Lactation This herb acts as an effective remedy to cure women’s problems related to menstruation and menopause. 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