Jatamansi for Hot Flashes & Night Sweats: Does It Work?
Does Jatamansi (Spikenard, Nardostachys jatamansi) help with hot flashes and night sweats? Yes, but for a specific part of the picture. It is not the main cooling herb for the heat itself. Its strength is the nervous-system side: the racing heart, the anxiety that arrives with a flash, and the night sweat that comes with 3am waking.
Ayurveda reads a hot flash in two layers. The heat is Pitta, the dosha of fire and metabolism. The suddenness and the pounding heart are Vata, the dosha of movement, which rises as menstruation ends (Rajonivrutti) and carries the heat outward in surges.
Jatamansi fits that second layer. The Bhavaprakash Nighantu describes it as bitter, astringent and sweet, with a cooling potency (Sheeta Virya), and balancing to all three doshas (Tridoshahara). It also lists it as sleep-inducing (Nidrajanana) and supportive to the heart (Hridya).
That combination matters here. Unlike its botanical cousin Valerian, which is heating, Jatamansi is cooling, so it calms an anxious, overheated mind without adding fuel to Pitta. It is traditionally listed among the herbs for menopause symptoms and palpitations.
The practical answer: use it alongside a primary cooling herb such as Shatavari, not instead of one. It earns its place when your flashes come with palpitations, worry and broken sleep.
How Jatamansi Helps with Hot Flashes & Night Sweats
Jatamansi works on hot flashes and night sweats through the nervous system and the heart, which is why it matches the Vata-type pattern most closely.
Settling the Vata that delivers the heat
In the Vata pattern, flashes come and go with no rhythm, often end in chills, and arrive with a fluttering heart or a wave of anxiety. Night sweats pair with waking between 2am and 4am and a busy mind.
Jatamansi is light and unctuous (Laghu, Snigdha) in quality. Its unctuous quality counters the dryness Vata creates, and its brain-tonic (Medhya) action steadies the mind. It acts mainly on nerve and blood tissue, and nerve tissue (Majja Dhatu) is one of the tissues most affected as Vata rises.
Cooling without dulling
Its cold potency gives it a role for the Pitta side too, especially when the heat shows up as irritability and emotional reactivity. It soothes an overheated mind and inflamed nerves, and at standard doses it is not associated with morning grogginess.
Calming the heart
The Bhavaprakash Nighantu classes Jatamansi as supportive to the heart (Hridya). It works upstream, on the anxious nervous system that sends the flutter to the heart, which is why it is specific for palpitations that ride along with a flash.
What modern research adds
Hot flashes are now understood as nervous-system events: a narrowed thermostat in the hypothalamus that fires when hormones swing and the stress axis shifts. Cortisol rises in the transition, fragments sleep and worsens night sweats, and Jatamansi is one of the herbs that work on that stress pathway.
The rhizome's volatile oil, chiefly jatamansone (valeranone), along with related sesquiterpenes such as nardostachysin, holds the compounds behind its calming, sedative effect.
A classical note on sweat
Separately, the Sharangadhara Samhita includes spikenard in an external powder for foul-smelling sweat (Sveda Daurgandhya), alongside horse gram flour, Kushtha and sandalwood. That recipe addresses odour, not the sweating itself, but it shows the herb's long use around the skin and perspiration.
How to Use Jatamansi for Hot Flashes & Night Sweats
For hot flashes and night sweats, Jatamansi is an evening herb first. The night is when the Vata pattern bites hardest, with sweats, palpitations and early waking, so start there and add a daytime dose only if anxiety runs through the day.
| Form | Dose | Best For | When |
|---|---|---|---|
| Powder (Churna) | 250 to 500 mg, 2 to 3 times daily | Night sweats with palpitations and 3am waking | After meals, with warm water or milk |
| Capsule | 300 to 500 mg, 1 to 2 times daily | Convenience | After meals |
| Medicated oil (Jatamansi Taila) | A teaspoon or two, external | Broken sleep | Massaged into scalp and soles before bed |
What to take it with
The vehicle (Anupana) shapes the effect. Warm milk at night suits the dry, wired Vata pattern, and you can pair Jatamansi with Shatavari in the same milk for a deeper evening dose.
If irritability and heat sit alongside the anxiety (the Pitta side), take it with water instead, and keep spicy food and alcohol low.
Pair it with foot massage
Five minutes of oil worked into the soles before sleep is a classic Vata-settling habit that reduces the 3am waking and restlessness of Vata-type night sweats. Use sesame oil for the Vata pattern and coconut oil if heat dominates.
How long to expect
For sleep, the effect is usually felt within the first night or two; for anxiety, within 7 to 10 days of steady use. Give the full programme six to eight weeks.
If a consistent herbal and lifestyle approach has not helped in 8 to 12 weeks, talk to your doctor.
Sourcing
Wild Jatamansi is listed on CITES Appendix II and classed as Critically Endangered. Buy cultivated or ethically sourced material from suppliers who name their source.
Frequently Asked Questions
Will Jatamansi stop my hot flashes on its own?
Probably not, if heat is the main problem. Jatamansi is cooling, but its real job is the nervous-system side: palpitations, anxiety and the 3am waking that come with Vata-type flashes. For the heat itself, Ayurveda leads with Shatavari, and Jatamansi sits alongside it.
How long does Jatamansi take to help with night sweats?
The sleep effect is often felt on the first or second night. The calming effect on anxiety usually builds over 7 to 10 days. Give it six to eight weeks as part of a wider routine of cooling food, a cool bedroom and a fixed bedtime.
Can I take Jatamansi with sleep medication or alcohol?
Not without guidance. It is a genuine, if mild, sedative, and its effect adds to sleep medication, benzodiazepines and alcohol. It also lowers blood pressure mildly, so check with your doctor if you take blood-pressure medication.
Jatamansi or Shatavari for hot flashes?
Shatavari is the baseline for every pattern: cooling, nourishing, and the herb most closely tied to fewer flashes. Jatamansi is the add-on when flashes come with a racing heart and broken sleep. Many women take both in warm milk at night.
Jatamansi or Sandalwood for intense heat?
For intense heat, thirst and flushed skin, Sandalwood is the more direct choice, especially as a cooling paste. Jatamansi is better suited to the anxious, wakeful side of the picture.
Recommended: Start Jatamansi for Hot Flashes & Night Sweats
If you want to start using Jatamansi for hot flashes and night sweats today, here is the simplest starting point: 250 to 500 mg of Jatamansi powder after your evening meal. The evening dose targets the night sweats, palpitations and early waking of the Vata pattern, and lets you see how you respond before adding a daytime dose.
Kitchen version: warm a cup of milk, stir in a small pinch of Jatamansi powder, a spoon of Shatavari powder and a little ghee, and drink it an hour before bed. Then massage warm oil into the soles of your feet.
Fork by pattern. If anxiety, palpitations and dryness lead (Vata), take it in warm milk and use sesame oil on your feet. If irritability and heat sit alongside the anxiety (Pitta), take it with water, use coconut oil, and keep spicy food and alcohol low.
Find Jatamansi on Amazon ↗ Shatavari Powder ↗
Safety: do not combine Jatamansi with alcohol or sleep medication, and check with your doctor first if you take blood-pressure medication. Night sweats with fever, weight loss or swollen glands need a doctor before any herb.
Safety & Precautions
Jatamansi has an excellent classical safety record, texts going back to the Charaka Samhita use it in children and the elderly. At standard doses it is gentle, non-addictive and does not produce the morning grogginess of modern sedatives. That said, because it acts on the central nervous system and the cardiovascular system, there are specific cautions worth understanding.
Sedation, The Primary Caution
Jatamansi is a genuine sedative, even if a mild one. At higher doses, or in combination with other calming substances, it can produce noticeable drowsiness. A few sensible precautions:
- Driving and machinery: Avoid the first dose before driving until you know how you respond. The evening dose before bed is always preferable.
- Alcohol: Do not combine with alcohol. The sedative effects are additive and the classical texts are explicit on avoiding intoxicants while taking Medhya herbs.
- Other sedatives: Do not stack Jatamansi with prescription sleep medication, benzodiazepines or Valerian without guidance. The combination is safe for many, but dosing needs professional adjustment.
Blood Pressure Effects
Jatamansi is mildly hypotensive, it lowers blood pressure. This is therapeutic for those with hypertension, but a genuine risk for others:
- If you are already on antihypertensive medication, blood pressure can drop too low. Monitor BP and coordinate with your physician.
- If you have naturally low blood pressure or a history of dizziness on standing, start at the low end of the dose range.
- At very high doses Jatamansi may produce bradycardia (slowed heart rate), rare but documented. Stick to classical dosing.
Drug Interactions
- Antihypertensives: additive blood-pressure lowering; monitor
- Sedatives, hypnotics, benzodiazepines: additive CNS depression
- Antiepileptic drugs: Jatamansi has its own anticonvulsant activity; do not self-combine, work with a practitioner
- MAO inhibitors and antidepressants: no major interactions documented, but monitor for sedation
Endangered Species, A Sourcing Concern
This is the most under-discussed issue with Jatamansi, and it matters. Wild Nardostachys jatamansi is listed on CITES Appendix II and is classified as Critically Endangered by the IUCN. The Himalayan populations have been devastated by decades of unregulated harvesting for the global Ayurvedic, perfumery and essential-oil markets.
If you buy Jatamansi, insist on cultivated or ethically sourced material. Look for suppliers who name their cultivation partners (Uttarakhand, Himachal and Sikkim now have legal cultivation programmes), certify sustainable harvest practices, or source from organic farms. Avoid cheap bulk powders and no-name essential oils, these are almost always wild-harvested.
This is not a fringe ethical issue. If the supply chain collapses, a 3,000-year-old tradition disappears with it.
Pregnancy and Nursing
Jatamansi is not classically contraindicated in pregnancy and has been used for late-pregnancy swelling in small doses. However, because modern safety data is limited and the herb affects uterine tone in some animal studies, concentrated extracts are best avoided during pregnancy unless prescribed by a qualified Ayurvedic physician. External application (Jatamansi Taila for sleep) is safe.
Overdose Signs
At doses significantly above the classical range, Jatamansi can produce heavy drowsiness, lightheadedness, slowed heart rate and a persistent "heavy-headed" feeling. These resolve on withdrawal. Stick to 500 mg two or three times daily unless a practitioner guides otherwise.
Who Should Be Cautious
- People on antihypertensives, sedatives or antiepileptic drugs
- Those with naturally low blood pressure
- Pregnant women (for concentrated internal use)
- Anyone about to drive, operate machinery or take an exam within an hour of the first dose
Other Herbs for Hot Flashes & Night Sweats
See all herbs for hot flashes & night sweats on the Hot Flashes & Night Sweats page.
▶ Classical Text References (6 sources)
The paste of ingredients like hribera, utpala, lodhra, majitha, chavya chandana, patha, atisa, bilva, dhataki, devadaru, bark of daruharidra, nagaramotha, jatamamsi, musta, yavakshara and chitraka should be made then added 4 times juice of changeri and cooked with ghee as per ghrita siddha.
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 14: Hemorrhoids Treatment (Arsha Chikitsa / अर्शचिकित्सा)
Kshara derived by decanting the ashes of a tender tree, of palasha (Butea monosperma) should be added with equal quantities of lohitamrita (Gairika – red ocre), haridra (Curcuma longa), daruharidra (Berberis aristata), manjari (inflorescence) of the white variety of surasa (Ocimum sanctum), madhuka (Glycerrhiza glabra), laksha), saindhava (rock salt), jatamamsi (Nordostachys jatamansi), harenu (Vitex negundo), hingu (Ferula foetida), sariva (Hemidesmus indicus), kushta (Saussurea lappa), shunti
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 23: Poison Treatment (Visha Chikitsa / विषचिकित्सा)
Source: Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 14: Hemorrhoids Treatment (Arsha Chikitsa / अर्शचिकित्सा); Chikitsa Sthana — Therapeutic Principles, Chapter 23: Poison Treatment (Visha Chikitsa / विषचिकित्सा)
The haridra (turmeric), roots of eranda (Ricinus communis Linn), laksha (Ficus Lacor Buch-Ham), manahshila (realgar, an Arsenic compound), jatamansi (Nardostachys jatamansone BC), are powdered properly and wick is prepared.
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 17: Hiccup and Dyspnea Treatment (Hikka Shvasa Chikitsa / हिक्काश्वासचिकित्सा)
Intake of lukewarm milk along with guda after the dhumapana using manahshila, ala(haritala), madhuka, jatamansi, ingudi cures kasa of prthakdosha (three dosha individually) or sannipatika.
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 18: Cough Treatment (Kasa Chikitsa / कासचिकित्सा)
Sprikka (Delphinium zalil), plava (Cyperus rotundus), sthauneyaka (Taxus baccata), kanksi (Saurashtrika), shaileya (Parmelia perlata), rochana (bile of cow), tagara (Valeriana wallichii), dhyamaka (Cymbopogon martini), kunkuma (Crocus sativua), mamsi (Nardostachys jatamansi), agra (inflorescence) of surasa (Ocimum sanctum), ela (Elettaria cardamomum), ala (Haritala – Purified Arsenic trisulphide), kushtaghna (Khadira – Acacia catechu)), brhati (Solanum indicum), flower of sirisha (Albizzia lebbe
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 23: Poison Treatment (Visha Chikitsa / विषचिकित्सा)
Kshara derived by decanting the ashes of a tender tree, of palasha (Butea monosperma) should be added with equal quantities of lohitamrita (Gairika – red ocre), haridra (Curcuma longa), daruharidra (Berberis aristata), manjari (inflorescence) of the white variety of surasa (Ocimum sanctum), madhuka (Glycerrhiza glabra), laksha), saindhava (rock salt), jatamamsi (Nordostachys jatamansi), harenu (Vitex negundo), hingu (Ferula foetida), sariva (Hemidesmus indicus), kushta (Saussurea lappa), shunti
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 23: Poison Treatment (Visha Chikitsa / विषचिकित्सा)
Mamsi (Nordostachys jatamansi), kumkuma (Crocus sativus), patra (Abies webbiana), twak (Cinnamomnm zeylanicum), haridra (Curcuma longa), tagara, (Valeneria wallichii), chandana (Pterocarpus santalinus), manashila (Arsenic disulphide), vyagranakha (tiger nails), surasa (Ocimum sanctum) pounded with water and used for internal administration (pana), in snuff, collyrium and paste counteracts all poisonous edema.
— Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 23: Poison Treatment (Visha Chikitsa / विषचिकित्सा)
Source: Charaka Samhita, Chikitsa Sthana — Therapeutic Principles, Chapter 17: Hiccup and Dyspnea Treatment (Hikka Shvasa Chikitsa / हिक्काश्वासचिकित्सा); Chikitsa Sthana — Therapeutic Principles, Chapter 18: Cough Treatment (Kasa Chikitsa / कासचिकित्सा); Chikitsa Sthana — Therapeutic Principles, Chapter 23: Poison Treatment (Visha Chikitsa / विषचिकित्सा)
Store the preparation for one month in a pot fumigated with Mansi (Nardostachys jatamansi) and Maricha (Piper nigrum).
— Sharangadhara Samhita, Madhyama Khanda, Chapter 10: Asavarishta-Sandhanakalpana (Fermented Preparations)
The famous Dashanga Lepa (ten-ingredient paste) is made from: Shirisha (Albizia lebbeck), Madhuyashti (Glycyrrhiza glabra, licorice), Tagara (Valeriana wallichii), Rakta Chandana (red sandalwood, Pterocarpus santalinus), Ela (Elettaria cardamomum, cardamom), Mansi (Nardostachys jatamansi, spikenard), Nisha Yugma (Curcuma longa and Berberis aristata), Kushtha (Saussurea lappa), and Balaka (Pavonia odorata).
— Sharangadhara Samhita, Uttara Khanda, Chapter 11: Lepa Vidhi (Topical Paste Application)
A paste of Mansi (Nardostachys jatamansi, spikenard), Sarja Rasa (Vateria indica resin), Lodhra (Symplocos racemosa), Madhuka (licorice), Renuka (Vitex agnus-castus), Murva (Marsdenia tenacissima), Nilotpala (blue lotus), Padma (lotus), and Shirisha flowers (Albizia lebbeck), mixed with Shata Dhauta Ghrita (ghee washed one hundred times) -- this paste is for Pitta-Vata-Rakta (gouty/inflammatory conditions with blood vitiation).
— Sharangadhara Samhita, Uttara Khanda, Chapter 11: Lepa Vidhi (Topical Paste Application)
Another paste: Devadaru (Cedrus deodara), Nata (Valeriana wallichii), Kushtha (Saussurea lappa), Nalada (Vetiveria zizanioides/Nardostachys jatamansi), and Vishvabheshaja (dry ginger, Zingiber officinale), with Kanjika and oil -- this paste destroys Vata headache.
— Sharangadhara Samhita, Uttara Khanda, Chapter 11: Lepa Vidhi (Topical Paste Application)
For foul-smelling sweat (Sveda Daurgandhya): Kulittha (horse gram, Macrotyloma uniflorum) flour, Kushtha (Saussurea lappa), Mansi (Nardostachys jatamansi/spikenard), and sandalwood powder (Chandana Raja).
— Sharangadhara Samhita, Uttara Khanda, Chapter 11: Lepa Vidhi (Topical Paste Application)
Source: Sharangadhara Samhita, Madhyama Khanda, Chapter 10: Asavarishta-Sandhanakalpana (Fermented Preparations); Uttara Khanda, Chapter 11: Lepa Vidhi (Topical Paste Application)
The famous Dashanga Lepa (ten-ingredient paste) is made from: Shirisha (Albizia lebbeck), Madhuyashti (Glycyrrhiza glabra, licorice), Tagara (Valeriana wallichii), Rakta Chandana (red sandalwood, Pterocarpus santalinus), Ela (Elettaria cardamomum, cardamom), Mansi (Nardostachys jatamansi, spikenard), Nisha Yugma (Curcuma longa and Berberis aristata), Kushtha (Saussurea lappa), and Balaka (Pavonia odorata).
— Sharangadhara Samhita, Uttara Khanda, Chapter 11: Lepa Vidhi (Topical Paste Application)
A paste of Mansi (Nardostachys jatamansi, spikenard), Sarja Rasa (Vateria indica resin), Lodhra (Symplocos racemosa), Madhuka (licorice), Renuka (Vitex agnus-castus), Murva (Marsdenia tenacissima), Nilotpala (blue lotus), Padma (lotus), and Shirisha flowers (Albizia lebbeck), mixed with Shata Dhauta Ghrita (ghee washed one hundred times) -- this paste is for Pitta-Vata-Rakta (gouty/inflammatory conditions with blood vitiation).
— Sharangadhara Samhita, Uttara Khanda, Chapter 11: Lepa Vidhi (Topical Paste Application)
For foul-smelling sweat (Sveda Daurgandhya): Kulittha (horse gram, Macrotyloma uniflorum) flour, Kushtha (Saussurea lappa), Mansi (Nardostachys jatamansi/spikenard), and sandalwood powder (Chandana Raja).
— Sharangadhara Samhita, Uttara Khanda, Chapter 11: Lepa Vidhi (Topical Paste Application)
Horse gram flour absorbs excess perspiration, spikenard is a potent natural deodorant, Kushtha is antimicrobial, and sandalwood provides lasting fragrance.
— Sharangadhara Samhita, Uttara Khanda, Chapter 11: Lepa Vidhi (Topical Paste Application)
Source: Sharangadhara Samhita, Uttara Khanda, Chapter 11: Lepa Vidhi (Topical Paste Application)
(It contains) vakra (vacha), black pepper, jatamansi, and shaileja (rock moss).
— Sushruta Samhita, Uttara Tantra, Chapter 18: Chapter 18
Source: Sushruta Samhita, Uttara Tantra, Chapter 18: Chapter 18
Oil (prepared with) Kushtha (Saussurea lappa) and Sarjarasa (sal resin), along with Palankasha, Nalada (spikenard), and Girikadambaka, should be used for massage.
— Sushruta Samhita, Uttara Tantra, Chapter 31: Revatipratishedha
Source: Sushruta Samhita, Uttara Tantra, Chapter 31: Revatipratishedha
Medical Disclaimer: The information on this page is for educational purposes only and is not intended as medical advice. Ayurvedic treatments should be pursued under the guidance of a qualified practitioner (BAMS/MD Ayurveda). Always consult your healthcare provider before starting any new treatment. Content is sourced from classical Ayurvedic texts and may not reflect the latest medical research.