To give internally, mix about 1/4 teaspoon of Slippery Elm bark powder with cold water for every 10 pounds of body weight. (littlebigcat.com)
This is the highest quality slippery elm bark powder available. (amazon.com)
Cinnamon dosing is 420 mg of cinnamon bark powder in capsules with two capsules taken three times each day for the first three days of the period. (mindbodygreen.com)