Peppermint Essential Oil Benefits, Uses & Safety

QUICK SUMMARY

Peppermint essential oil relieves nausea, eases irritable bowel syndrome (IBS), soothes tension headaches, repels mosquitoes, and boosts energy and focus. The research is strong: a 2022 meta-analysis of 10 trials and 1,030 IBS patients found peppermint oil capsules beat placebo for both overall symptoms and belly pain. (1)

Inhale it for nausea and focus, rub it on diluted for headaches and sore muscles, and take enteric-coated capsules for IBS. Keep it away from the faces of babies, and skip the capsules if you have acid reflux.

When we talk about peppermint essential oil benefits, we are not talking about mints, gum, or candy canes. It is quite fascinating, in a somewhat sad way, that peppermint is so commonly linked to sweet treats rather than profound medicinal benefits. Aside from lavender, peppermint may be the most varied of all our essential oils.

And yet we have limited it to Santa Claus and toothpaste! The vital essence of the peppermint plant is a powerful, God-given plant medicine that belongs in every natural home.

Top 3 Peppermint Oil Benefits

Peppermint has earned a permanent place in our natural medicine cabinet because it is practical, fast-acting, and unusually well studied for an essential oil.

1. Nausea Relief

While we all hope to avoid surgery, sometimes it is a necessary part of life, and so is the nausea that often follows. In a 2024 randomized trial of 76 people having neck surgery, only 5.3 percent of those who inhaled peppermint oil felt nauseated, compared with 47.8 percent of the usual-care group. No one in the peppermint group vomited or needed anti-nausea medicine. (2)

A 2025 meta-analysis of 19 randomized trials confirmed the pattern. Inhaled peppermint oil lowered nausea after surgery, during chemotherapy, and in pregnancy, where daily use eased symptoms within two to four days. (3)

Application: Add 1 drop of peppermint essential oil to a cotton ball, personal inhaler, or diffuser jewelry and inhale gently. For bedside use, diffuse 1 to 2 drops in a well-ventilated room. Our nausea relief roll-on is another easy option.

2. Irritable Bowel Syndrome

Peppermint is one of the best-studied essential oils taken by mouth, and IBS is where it shines. A 2022 meta-analysis of 10 randomized trials and 1,030 patients found that enteric-coated peppermint oil capsules beat placebo for overall IBS symptoms and for abdominal pain. For every four people who took peppermint oil, one more felt better overall than would have with placebo. (1)

The adult results do not carry over to children. In a 2026 trial of 228 children aged 8 to 18 with IBS or belly pain, peppermint oil capsules did no better than placebo. (4)

Application: For occasional belly discomfort, dilute 1 drop of peppermint essential oil in 1 teaspoon of carrier oil and rub clockwise over the abdomen. For IBS, the research is on enteric-coated peppermint oil capsules, which carry the oil past the stomach. Learn more about internal use before you start.

3. Bug Repellent

One of our favorite benefits of peppermint essential oil is bug repellent, especially in mosquito country! In a 2023 study of 20 essential oils, a 10 percent peppermint oil lotion gave complete protection from Aedes mosquitoes for more than 30 minutes, and volunteers noticed its cooling feel on the skin. (5)

That same study found that 10 percent DEET lasted up to six hours, which is why natural repellents need to be reapplied often.

Application: Use peppermint as part of our homemade bug repellent with oils like citronella, lemongrass, cedarwood, geranium, lavender, cinnamon, or clove. Dilute properly, avoid the eyes, and reapply as needed.

10 More Uses

1. Ease Pain Naturally – For a natural muscle pain reliever, peppermint essential oil is one of the best. Try it on an aching back or sore muscles to tap into its cooling properties. It also eases tension headaches: in a landmark 1996 German trial of 41 adults and 164 headaches, a 10 percent peppermint oil solution brushed on the forehead and temples cut headache pain within 15 minutes and worked as well as 1,000 mg of acetaminophen. (6)
2. Clear Sinuses – Diffused or inhaled peppermint essential oil makes a stuffy nose feel open and cool, which is wonderfully comforting during a cold or allergy season. Alternatively, apply a properly diluted peppermint blend to your chest.
3. Relieve Joint Pain – Peppermint essential oil and lavender essential oil work well together with cooling, soothing properties for painful joints. Use them as part of a bigger lifestyle plan that includes an anti-inflammatory diet, hydration, movement, and rest.
4. Cut Cravings – Slow an out-of-control appetite by diffusing peppermint before meal times. Our Cut-Your-Cravings Diffuser Blend from The Essential Oils Apothecary is 2 drops peppermint, 2 drops black pepper, and 1 drop cinnamon bark; diffuse it when cravings hit and take slow, deep breaths.
5. Energize Naturally – Road trips, long nights studying, or any time you feel that low-energy slump, peppermint essential oil is a refreshing, non-toxic pick-me-up without the sugar loaded into many energy drinks. It is part of our Lemon-Mint Energy Boost Roll-On recipe. In a 2023 randomized, double-blind trial, 14 recreational runners who drank a peppermint essential oil preparation ran about 11 minutes longer before exhaustion than on placebo. (7)
6. Scalp and Hair Health – A couple of drops of peppermint oil in your shampoo and conditioner bottles will tingle your scalp and wake your senses. In a 2025 study from Yonsei University College of Medicine in Korea, a blend of mastic gum and peppermint extracts boosted hair growth and shine in mice. (8) That was an extract blend rather than the essential oil, so for now we use peppermint oil in shampoo for the scalp tingle and fresh scent.
7. Ease Cough – The cooling menthol in peppermint makes the throat and breathing feel more comfortable when you are under the weather. Try it through inhalation or in this homemade cough drop recipe, along with rest, hydration, and raw honey for anyone over one year old.
8. Support Focus – Peppermint is one of our favorite oils when alertness and concentration are needed. A 2025 review of peppermint research from Shiraz University of Medical Sciences notes that peppermint may improve memory and increases alertness during monotonous work. (9) A 2025 scoping review of eight human inhalation studies found the results promising but too varied for a final verdict. (10) A spritz of peppermint on clothing or a touch of a properly diluted blend on the back of your neck makes a useful focus cue. See how to dilute in our room spray DIY, and substitute peppermint for one of the essential oils in the blend.
9. Soothe an Itch – Cooling peppermint and soothing lavender combine again to soothe itchy skin from bug bites or healing sunburns. You can mix 3 drops of peppermint and 4 drops of lavender essential oils into a 10 to 15 ml roller bottle, top it with your favorite carrier oil, and voila! Ready to go. This is one of our favorite essential oil remedies for kids, but use lower dilutions for children.
10. Block Ticks – The 2023 repellent study also tested blacklegged ticks, and clove and cinnamon oils held them off the longest, so pair peppermint with them in a tick blend. (5) Add it to our homemade tick repellent spray, wear long pants in the woods, and do a tick check when you come inside. Learn more about Lyme disease and watch for fever or rash after a bite.

A Quick Word of Caution

Peppermint is gentle for most adults, but it is still a concentrated plant medicine. Here is the safety summary for peppermint from Robert Tisserand and Rodney Young’s Essential Oil Safety, as we printed it in The Healing Power of Essential Oils:

• Hazards: Choleretic (stimulates bile production), mucous membrane irritation, and neurotoxicity risk (low).
• Contraindications: Cardiac fibrillation and G6PD deficiency. Do not apply near the face of infants.
• Cautions: Acid reflux (GERD).
• Maximum adult daily oral dose: 152 mg (about 5 drops).
• Maximum dermal use: 5.4%

For topical use, dilute peppermint with a carrier oil and keep it away from the eyes and broken skin. For internal use, never put peppermint in your mouth undiluted or float drops in plain water; use enteric-coated capsules or dilute it in an edible carrier oil in a capsule.

For children, here is our own practice from the book: “Mama Z and I have used highly diluted (1% or less) peppermint on our children as young as one year old for fevers. Of course, discretion is advised and, if you have any concerns, don’t use it.” When diffusing around little ones, use a well-ventilated room and keep the diffuser away from the crib.

One of the best things we did for our family’s health was learning how to use essential oils with confidence and safety. And you can do the same through our Essential Oils for Abundant Living Masterclass! 10 lessons and a myriad of how-to resources will get you started down the path of health and wellness so you too can experience the abundant life.

History & Composition of Peppermint

Peppermint (Mentha × piperita) is a sweet-smelling hybrid of water mint and spearmint. It grows prolifically; in fact, it can take over like a weed. The flowers and leaves are steam-distilled into an oil rich in menthol, menthone, and menthyl acetate, the compounds behind its cooling feel and its calming effect on the gut. (11, 9) To get the most out of your peppermint essential oil uses, choose a quality brand.

Historically, peppermint is one of the oldest medicinal herbs used in Europe, an ancient remedy in Chinese and Japanese cultures, and an Egyptian medicine from at least 1,000 B.C. In Greek mythology, the nymph Mentha was transformed into an herb so that generations to come would enjoy her. To this day, peppermint leaves are harvested for a delicious, homemade tea.

Peppermint is not a magic bullet. No oil replaces Biblical health foundations like nourishing food, movement, sleep, prayer, and wise daily habits, but used well, peppermint is a gift from God’s own garden.

Peppermint Essential Oil FAQs

What is peppermint essential oil used for?

Peppermint essential oil is used for nausea, IBS, tension headaches, sore muscles, stuffy noses, energy, focus, itchy skin, scalp care, and natural bug and tick repellents.

Does peppermint oil help nausea?

Yes. A 2025 meta-analysis of 19 randomized trials found that inhaling peppermint oil lowered nausea after surgery, during chemotherapy, and in pregnancy. (3)

Is peppermint oil good for IBS?

Yes, for adults. Enteric-coated peppermint oil capsules beat placebo for IBS symptoms and belly pain in a 2022 meta-analysis of 10 trials, but a 2026 trial in children found no benefit over placebo. (1, 4)

Can you put peppermint essential oil directly on your skin?

No. Dilute it in a carrier oil first, keep it below 5.4 percent, and avoid the eyes, mucous membranes, and broken skin.

Is peppermint essential oil safe for kids?

Yes, with care. Never apply it on or near the face of babies, diffuse it only in a well-ventilated room, and dilute to 0.5 percent for children under three and 1 percent for ages three to ten.

Keep reading: Homemade DIY Stomach Ache Roller Recipe With Essential Oils · Essential Oils for Energy and Focus: Easy Inhaler Recipe · Essential Oils for Bug Bites: Soothing Itch Relief Roll-On