Scent can be a comforting part of a relaxing evening, and many people enjoy lavender, citrus or cedar for that reason. Whether aromatherapy itself reduces stress is less clear. NCCIH says it is unclear whether lavender aromatherapy helps with stress, anxiety or sleep quality.

This guide takes a practical view: how to build a calming ritual that uses scent as a pleasant extra, built around habits with better evidence, and how to use oils without irritating yourself or others.

Key takeaway

Relaxation comes mostly from what you do: slowing your breathing, dimming lights, stretching, taking a warm bath and stopping screens early. A scent can make that ritual more enjoyable and a cue for winding down. Use oils sparingly and never swallow them.

A 20-minute wind-down ritual

MinutesWhat to doOptional scent
0 to 3Dim the lights and put your phone on the charger.Turn on a diffuser at low setting or place a drop on a tissue nearby.
3 to 8Stretch your neck, shoulders and hips gently. See Yoga Poses to Relieve Stress and Boost Flexibility.None needed.
8 to 13Do slow breathing: in for four counts, out for six.None needed.
13 to 18Write tomorrow's top three tasks.None needed.
18 to 20Turn off the diffuser and get into bed.Ventilate the room if you used a diffuser.

Ways to use scent, from lowest to highest risk

MethodHowWatch for
Scented candle or sachetChoose a scent you like.Never leave candles burning unattended.
Tissue or cotton ballPlace one drop nearby, not touching skin.Keep it away from children and pets.
DiffuserRun for a short time in a ventilated room.Stop if anyone coughs, wheezes or gets a headache.
Bath or massageUse products made for skin, or dilute oils in a carrier oil.Patch-test first. Do not add undiluted oil to bathwater.

Who should skip essential oils

Relaxation habits with more support

When stress is more than a rough week

If stress, anxiety or low mood is constant or interferes with work, relationships or sleep, talk to a health care provider or licensed mental health professional. In the United States, call or text 988 if you are in crisis.

Choosing a scent

There is no scent that is proven to relax everyone. The best choice is one you find pleasant, since smell is personal and linked to memory. Many people choose lavender, chamomile, sandalwood, cedar or citrus. Smell one at a time before buying, and avoid strong blends if you are sensitive. If you notice a headache or nausea, switch to unscented.

Combining scent with a bath

A warm bath or shower an hour or so before bed is a common wind-down step, and the National Heart, Lung, and Blood Institute suggests it. If you want a scent, use a bath product made for that purpose rather than pouring essential oil directly into the water, since oil floats on the surface and can irritate skin. Rinse off and moisturize afterward.

Building a consistent cue

Repeating the same steps in the same order helps your body learn that the day is over. A scent can be part of that cue, but so can a specific song, a dim lamp or a cup of caffeine-free tea. The important part is consistency. See Simple Ways to Create a Calming Evening Routine for sample routines by time available.

Mistakes to avoid

FAQ

Does lavender help you sleep?

It is unclear. Some people find the scent relaxing, but research on lavender aromatherapy and sleep is limited.

How many drops should I use?

Use as little as you need. Follow the product's directions, and start with one drop on a tissue or one short diffuser session.

Can I diffuse oils all night?

It is safer to use a diffuser for a short time and turn it off before sleep, especially in a small room or a child's bedroom.