Yarrow tea has traditionally been used to ease menstrual cramps. It helps by relaxing smooth muscles in your uterus. Most of the symptoms that you experience with a cold are caused by your body’s inflammatory reaction to the cold virus. Yarrow helps here because it has anti-inflammatory properties.
Asthma is caused by swelling of your bronchi, tubes that pass air into and out of your lungs. When your bronchi become inflamed, they can become narrower temporarily and cause breathing problems. Studies have found that yarrow can dilate or widen your bronchi. This makes it helpful for people suffering from asthma.
Here’s another common problem that a cup of healing yarrow tea can slay – indigestion! According to research, Di caffeoylquinic acids and luteolin-7-O-β-D-glucuronide present in yarrow can increase bile flow. And bile helps break down fat and improve digestion.
Yarrow has commonly been used in traditional medicine to treat gastrointestinal disturbances. Now, there’s scientific evidence that it prevents and treats gastric ulcers.
Irritable bowel syndrome is characterized by alternating episodes of diarrhea and constipation. The other common symptoms of this condition are abdominal cramps and pain. Studies have found that yarrow has antispasmodic activity and can inhibit smooth muscle contraction in the intestine, thereby easing intestinal spasms. The effect of yarrow could be due to its ability to block plasma membrane proteins such as voltage-dependent calcium channels.