What Is Catnip? Benefits, Uses & Scientific Research

What Is Catnip? Discover the Traditional Uses, Wellness Benefits, Plant Compounds & Scientific Research Behind Catnip

Catnip (Nepeta cataria) is an aromatic member of the mint family best known for the unusual response it produces in many cats. However, catnip's history extends well beyond its use as a feline enrichment herb. For generations, the leaves and flowering tops have also been used in traditional herbal preparations, particularly herbal teas associated with relaxation and digestive comfort.

Catnip contains naturally occurring aromatic compounds, including nepetalactone, the constituent primarily responsible for catnip's characteristic effects on cats. Researchers have also investigated the plant's essential oils and other phytochemicals to better understand its biological properties.

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What Is Catnip?

Catnip is the common name for Nepeta cataria, a flowering herb belonging to the Lamiaceae family.

This botanical family also contains many familiar culinary and medicinal herbs, including:

  • Peppermint

  • Spearmint

  • Lemon balm

  • Basil

  • Rosemary

  • Sage

  • Thyme

  • Lavender

Catnip produces gray-green, somewhat heart-shaped leaves with serrated edges and small white to pale-purple flowers.

The plant is strongly aromatic, and both its leaves and flowering portions contain volatile compounds that contribute to its distinctive fragrance.

Although catnip is frequently associated with cats, humans have historically prepared the herb as teas and other traditional herbal preparations.

Where Does Catnip Come From?

Catnip has a long history in Europe and Asia.

According to the Royal Botanic Gardens, Kew's Plants of the World Online, the native range of Nepeta cataria extends from parts of Europe through western and central Asia and into portions of China.

The plant has since been introduced into many other areas of the world, including North America.

Catnip grows particularly well in temperate climates and can thrive in gardens, roadsides, fields, and other disturbed areas.

Because it belongs to the mint family, established catnip plants can grow vigorously under favorable conditions.

How Is Catnip Used?

Catnip has historically been used in several different ways.

For human herbal preparations, the leaves and flowering tops are commonly used.

Traditional and contemporary preparations may include:

  • Herbal teas

  • Infusions

  • Tinctures

  • Liquid extracts

  • Dried powdered herb

  • Capsules

  • Herbal relaxation blends

  • Aromatic botanical preparations

Catnip tea is one of the simplest traditional preparations. Dried catnip leaves and flowering tops may be steeped in hot water to produce a mild, aromatic herbal infusion.

The plant can also be combined with other herbs traditionally associated with relaxation, particularly in evening herbal tea blends.

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What Are the Benefits of Using Catnip?

Catnip has traditionally been associated with relaxation, digestive comfort, and general wellness.

Scientific research on human consumption of catnip remains limited. For this reason, many proposed benefits are best understood as traditional herbal uses rather than established medical effects.

Traditionally Used to Support Relaxation

Catnip has a history of use as a mild, soothing botanical.

Unlike the stimulating response sometimes observed in cats, traditional human use of catnip has generally focused on its calming qualities.

This has made catnip a popular ingredient in herbal teas intended to complement relaxation and nighttime routines.

May Complement a Healthy Sleep Routine

Because of its traditional association with relaxation, catnip is sometimes included in nighttime herbal tea blends.

It may be combined with herbs such as:

  • Lemon balm

  • Passionflower

  • Valerian

  • Chamomile

  • Lavender

These combinations are commonly used as part of an evening ritual rather than as treatments for insomnia or sleep disorders.

Traditionally Used for Digestive Comfort

Catnip has also been used traditionally to support digestive comfort.

Like several other aromatic herbs in the mint family, catnip has historically been prepared as an herbal tea after meals or during periods of occasional digestive discomfort.

This traditional use should not be interpreted as evidence that catnip treats gastrointestinal diseases.

Provides Naturally Occurring Plant Compounds

Catnip contains a variety of naturally occurring phytochemicals, including volatile oils and phenolic compounds.

Scientists continue to investigate these compounds for their potential biological activities.

Offers an Alternative Herbal Tea

Catnip can also simply be enjoyed as an herbal infusion.

Herbal teas provide a caffeine-free way to incorporate botanical ingredients into a daily routine while supporting hydration.

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What Is Nepetalactone?

One of the most interesting compounds found in catnip is nepetalactone.

Nepetalactone is a naturally occurring volatile compound found in catnip's essential oil. It is largely responsible for the behavioral response that many cats experience when exposed to the plant.

Research published in Science Advances has investigated how cats respond to nepetalactone and related compounds found in catnip and silver vine.

Nepetalactone also contributes to catnip's characteristic aroma.

The concentration of this compound can vary depending on factors such as:

  • Plant variety

  • Growing conditions

  • Harvest time

  • Plant portion

  • Drying methods

  • Storage conditions

The presence of nepetalactone is one reason catnip has attracted scientific attention beyond its traditional herbal applications.

Why Do Cats Like Catnip?

Catnip's most famous characteristic is its effect on certain cats.

When susceptible cats smell catnip, they may:

  • Rub against it

  • Roll on the ground

  • Lick or chew the plant

  • Become temporarily playful

  • Exhibit increased activity

  • Show relaxed behavior afterward

The response is largely associated with nepetalactone interacting with sensory pathways triggered through the cat's nose.

Not every cat responds to catnip. Sensitivity has a genetic component, and very young kittens may show little or no response.

The behavioral effects are typically temporary.

Interestingly, research has suggested that rubbing against catnip may have an additional biological function beyond enjoyment.

A study published in Science Advances found that nepetalactol associated with silver vine activated the opioid system in cats and that rubbing against plants containing these compounds transferred them onto the animals' fur. Researchers also found mosquito-repellent activity associated with this behavior.

These findings provide an interesting scientific explanation for why feline attraction to certain plants may have developed.

Is Catnip Only for Cats?

No.

Although modern consumers overwhelmingly associate catnip with cats, humans have used Nepeta cataria in traditional herbal preparations for generations.

Catnip has historically been prepared as:

  • Herbal tea

  • Botanical infusion

  • Tincture

  • Relaxation blend

  • Digestive herbal preparation

The effects and purposes of catnip use in humans and cats are very different.

Products specifically formulated as cat toys or pet products should also not automatically be considered suitable for human consumption. Herbs intended for human use should be sourced and processed appropriately for that purpose.

What Parts of Catnip Are Used?

The primary portions of catnip used in traditional herbal preparations are the leaves and flowering tops.

These parts contain many of the plant's aromatic constituents.

Catnip may be harvested while flowering and then dried for later use.

The dried herb can subsequently be:

  • Steeped as tea

  • Incorporated into herbal blends

  • Extracted into tinctures

  • Powdered

  • Used in capsules

  • Processed for its volatile oils

Quality can vary considerably depending on the plant material and processing methods.

What Natural Compounds Are Found in Catnip?

Catnip contains numerous naturally occurring botanical constituents.

Among the compounds investigated by researchers are:

  • Nepetalactone

  • Volatile oils

  • Iridoids

  • Phenolic compounds

  • Flavonoids

  • Terpenes

  • Other aromatic phytochemicals

Nepetalactone remains the best-known constituent because of its biological effects on cats and potential insect-repellent properties.

Understanding these compounds helps researchers investigate why plants such as catnip developed their distinctive aromas and how those chemicals interact with animals, insects, and potentially humans.

Catnip and Insects

One particularly interesting area of catnip research involves insects.

Scientists have investigated catnip and nepetalactone for potential insect-repellent properties.

Research published in Current Biology examined how catnip activates the insect irritant receptor TRPA1. The researchers found that catnip components can activate this receptor in mosquitoes and other insects, helping explain the plant's repellent properties.

This research does not mean that drinking catnip tea provides protection from mosquitoes. Rather, it concerns the biological activity of specific compounds and their interaction with insects.

It demonstrates how studying traditional plants can reveal biological functions that extend well beyond their historical uses.

Scientific Research on Catnip

Compared with extensively studied herbs such as ginger or turmeric, human clinical research involving catnip remains relatively limited.

Much of the modern scientific interest surrounding Nepeta cataria has focused on its phytochemistry, nepetalactone, insect interactions, and effects on cats.

Research on Nepetalactone

Nepetalactone is one of the most thoroughly studied compounds associated with catnip.

Scientists have investigated how this volatile iridoid interacts with feline sensory systems and produces the characteristic behavioral response associated with catnip.

This research has helped scientists better understand the biological mechanisms behind a phenomenon that cat owners have observed for generations.

Catnip and Insect-Repellent Research

A 2021 study published in Current Biology investigated why catnip repels insects.

Researchers reported that catnip activates the TRPA1 irritant receptor in insects, providing a biological explanation for its repellent activity.

This research has increased interest in nepetalactone and related botanical compounds as potential models for plant-derived insect repellents.

Research on Cats and Plant Compounds

Research published in Science Advances examined cats' responses to catnip-related compounds and silver vine.

Researchers investigated behavioral responses, biological pathways, and the possibility that rubbing against these plants provides functional benefits by transferring insect-repelling compounds onto the fur.

These findings provide a fascinating example of the relationship between plant chemistry and animal behavior.

Research on Human Herbal Uses

Although catnip has a substantial history of traditional human use, modern high-quality clinical trials evaluating its effects in humans remain limited.

Traditional uses involving relaxation, digestive comfort, and nighttime wellness therefore should not be presented as clinically proven treatments.

More controlled human studies are needed to establish effective serving amounts, mechanisms of action, long-term safety, and potential benefits.

Catnip Safety and Precautions

Catnip has a history of traditional use, but concentrated herbal preparations should still be used responsibly.

Consuming excessive amounts may cause unwanted effects such as digestive discomfort, headache, or drowsiness in some individuals.

Because catnip has traditionally been associated with relaxation, caution may be appropriate when combining concentrated catnip preparations with medications or supplements that cause drowsiness.

Pregnant or breastfeeding individuals should consult a qualified healthcare professional before using catnip medicinally or in concentrated supplemental amounts.

People taking medications, preparing for surgery, or managing a medical condition should also discuss concentrated herbal preparations with an appropriate healthcare professional.

Persistent sleep difficulties, anxiety, digestive symptoms, or other health concerns should be professionally evaluated rather than self-treated with catnip or other herbs.

Catnip and an Herbal Wellness Lifestyle

Catnip is a fascinating example of how one herb can have very different relationships with humans, animals, and insects.

For humans, it has a long tradition of use in soothing herbal teas and digestive preparations. For cats, its aromatic compounds can trigger distinctive behavioral responses. For insects, some of those same compounds appear to function as natural repellents.

These diverse properties have made Nepeta cataria an intriguing subject for both traditional herbalism and modern scientific research.

For those interested in incorporating botanical products into an everyday wellness routine, God's Way Herbs is a source for premium herbal health supplements and natural herbal body care products made with carefully selected botanical ingredients.

Browse Shop All God's Way Herbs for herbal wellness products, or explore the Natural Personal Care Collection for botanical body care and natural personal-care options.

References & Scientific Sources

Royal Botanic Gardens, Kew – Plants of the World Online: Nepeta cataria L.
Botanical classification, accepted scientific name, native range, and distribution information.
https://powo.science.kew.org/results?q=Nepeta%20cataria

Uenoyama R, et al. The Characteristic Response of Domestic Cats to Plant Iridoids Allows Them to Gain Chemical Defense Against Mosquitoes. Science Advances. 2021.
Research examining feline responses to plant iridoids and their potential mosquito-repellent function.
https://www.science.org/doi/10.1126/sciadv.abd9135

Melo N, et al. The Irritant Receptor TRPA1 Mediates the Mosquito-Repellent Effect of Catnip. Current Biology. 2021.
Research investigating how compounds in catnip interact with insect receptors and contribute to mosquito-repellent activity.
https://pubmed.ncbi.nlm.nih.gov/33567261/

National Center for Biotechnology Information – PubChem: Nepetalactone
Scientific information concerning nepetalactone, one of the principal volatile compounds associated with catnip.
https://pubchem.ncbi.nlm.nih.gov/#query=nepetalactone

National Library of Medicine – PubMed: Nepeta cataria Research
Database of scientific literature concerning catnip, its phytochemistry, biological properties, and related research.
https://pubmed.ncbi.nlm.nih.gov/?term=Nepeta+cataria

Educational Disclaimer: This information is provided for educational purposes only and is not intended to diagnose, treat, cure, or prevent any disease. References to historical or traditional herbal uses should not be interpreted as established medical claims. Consult a qualified healthcare professional before using concentrated herbal supplements, particularly if you are pregnant, breastfeeding, taking medications, or managing a medical condition.