Some researchers believe that passionflower supplements may help treat anxiety , insomnia , and certain forms of pain because it may increase levels of gamma-aminobutyric acid GABA , a chemical the brain makes to help regulate mood. GABA is an inhibitory neurotransmitter — it counters neurotransmitters that cause excitement, and so it may have a calming effect. Passionflower contains GABA. However, consuming GABA in this way does not necessarily mean that the acid will reach the brain.
Traditionally, scientists believed that GABA could not cross the blood-brain barrier, but some studies have had contradictory results. In general, there is good evidence to suggest that P. Several clinical studies show that passionflower has anxiety-calming anxiolytic effects. In one clinical trial , researchers found that P.
Two other clinical trials in animal models found that it had sedative effects. A clinical trial found that passionflower decreased anxiety and improved memory in rats.
These effects could be due to P. One review found it to have a significant sedative and calming effect. Other researchers recommend it as an add-on to traditional anxiety treatments. Some evidence indicates that passionflower helps people sleep. Research from in mice suggests that P. One study in rats found that P. Complementary Therapies in Medicine.
Passiflora incarnata L: ethnopharmacology, clinical application, safety and evaluation of clinical trials. Journal of Ethnopharmacology. Ozturk Z, Kalayci CC. Pregnancy outcomes in psychiatric patients treated with Passiflora incarnata. Natural Medicines website. Accessed at naturalmedicines. Sarris J. Herbal medicines in the treatment of psychiatric disorders: year updated review.
Phytotherapy Research. Share Email Facebook Twitter. And some people use it to treat anxiety. The fruit is also used to flavor certain beverages. Some studies suggest it may help relieve anxiety and insomnia. Other species of passionflower have shown promise for treating stomach problems. Early studies suggest it might help relieve insomnia and anxiety. It appears to boost the level of gamma-aminobutyric acid GABA in your brain.
This compound lowers brain activity, which may help you relax and sleep better. In a trial published in Phytotherapy Research , participants drank a daily dose of herbal tea with purple passionflower. After seven days, they reported improvements in the quality of their sleep. The researchers suggest that purple passionflower may help adults manage mild sleep irregularities. Some trials suggest that purple passionflower may also relieve anxiety. A study reported in the journal Anesthesia and Analgesia examined its effects on patients scheduled for surgery.
Patients who consumed it reported less anxiety than those who received a placebo. Other members of the Passiflora family might help treat stomach problems. Passiflora foetida is more commonly known as stinking passionflower. In a study reported in the Indian Journal of Pharmacology , researchers examined its potential for treating stomach ulcers. They found it helped alleviate ulcers in rats. Each flower has 5 white petals and 5 sepals that vary in color from magenta to blue.
According to folklore, passionflower got its name because its corona resembles the crown of thorns worn by Jesus during the crucifixion. The passionflower's ripe fruit is an egg-shaped berry that may be yellow or purple. Some kinds of passionfruit are edible. The above-ground parts flowers, leaves, and stems of the passionflower are used for medicinal purposes.
Pediatric No studies have examined the effects of passionflower in children, so DO NOT give passionflower to a child without a doctor's supervision. Adjust the recommended adult dose to account for the child's weight. The use of herbs is a time-honored approach to strengthening the body and treating disease. Herbs, however, can trigger side effects and can interact with other herbs, supplements, or medications. For these reasons, you should take herbs with care, under the supervision of a health care provider.
For others, passionflower is generally considered to be safe and nontoxic in recommended doses and for less than 2 months at a time. Because of its calming effect, passionflower may make the effects of sedative medications stronger. These medications include:. Passionflower may increase the amount of time blood needs to clot, so it could make the effects of blood-thinning medications stronger and increase your risk of bleeding.
Blood-thinning drugs include:. MAO inhibitors are an older class of antidepressants that are not often prescribed now. Theoretically, passionflower might increase the effects of MAOIs, as well as their side effects, which can be dangerous. These drugs include:.
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