Stinging Nettle Side Effects

Stinging nettle is a plant that is used medicinally for a variety of purposes in herbal medicine. This plant has tiny hair like structures all over its leaves and stems, that cause extremely painful stings. The roots and leaves of this plant contain several compounds that possess medicinal properties. Leaves of stinging nettle contain quercetin, which is a flavonoid, that inhibits the release of histamine from the cells, thus helping against several allergies. Another flavonoid, beta-sitosterol, is also present in the leaves of this plant which helps to lower cholesterol and also helps in treating enlarged prostate. Despite the several nettle benefits, there are some side effects associated with its use.

Side Effects of Stinging Nettle

As said earlier, the leaves and roots of stinging nettle are covered with small hair like structures. When touched, these hair like projections or quills, inject toxins into the skin. It causes irritation, followed by mild pain and burning sensation in the affected area. The pain and burning sensation may go on increasing with time. The affected area may also begin to itch, followed by redness and swelling. These effects generally last for a few minutes, but can extend for a week. You need to see your physician, if the side effects of the fresh stinging nettle last for a period more than a week. Over-the-counter creams and anti itch ointments can be of help in soothing the condition. This was about side effects caused by touching fresh stinging nettle. Now, let us have a look at

Although stinging nettle supplements are considered natural, they cause several adverse effects on the body. Stinging nettle is considered safe when used appropriately, for not more than 6 months. Normally, a freeze dried nettle leaf product is used to treat various allergies. Stinging nettle overdose can result in side effects that range from mild to severe. These side effects can be caused due to the intake stinging nettle extract or supplements.

Dehydration
Stinging nettle is believed to have natural diuretic properties. Diuretics are substances that increase the urine flow, thus helping your body to get rid of excess water. It is advisable to drink adequate fluids while consuming stinging nettle, in order to avoid dehydration.

Gastrointestinal Problems
Stinging nettle can be digested completely by the body, however, it may cause gastrointestinal discomfort in some people. The body may not react positively to orally ingested stinging nettle and may result in gastrointestinal problems including nausea, vomiting, stomach upset and even diarrhea.

Blood Thinner
It is believed, that sometimes, stinging nettle may act as a blood thinner, just like aspirin, and result in thinning down the blood consistency. This may reduce its ability to clot and create several health hazards. Hence, it is advisable to stop taking stinging nettle along with other medications that it can interact with, or before undergoing surgery.

Blood Pressure Changes
Stinging nettle has the ability to lower blood pressure. This can be very dangerous if you are on medications to control your blood pressure. Avoid taking stinging nettle with angiotensin converting enzyme inhibitors such as lisinopril and captopril, beta blockers or calcium channel blockers.

It is advisable that you take stinging nettle only after consulting your doctor, to avoid all the side effects. Hope you found this information useful!