Yashtimadhu (Glycyrrhiza glabra): Comprehensive Guide to Licorice Root Beyond Adrenal Support
Yashtimadhu, also called Yashti, Yashtimadhuka, Madhuka, Madhuyashti, Jethimadh, and licorice root, is far more than a modern “adrenal support” supplement. In Ayurveda, it is a sweet, cooling, unctuous root used in throat and voice care, cough, digestive burning, complexion support, wound care, strength, eye-supporting regimens, and medhya rasayana contexts. Its classical identity is broad: the Ayurvedic Pharmacopoeia of India defines Yashti as the dried unpeeled stolon and root of Glycyrrhiza glabra Linn., and classical texts place Madhuka in categories connected with vitality, healing, complexion, and the throat.
For many households, the most familiar use remains the small sweet stick slowly chewed or prepared as a warm drink for throat comfort. That everyday experience reflects the herb’s Ayurvedic nature: sweet, soothing, cooling, and especially valued where irritated mucosa, voice strain, burning sensations, and pitta-vata aggravation are part of the picture.
Ayurvedic Profile
The classical Ayurvedic profile of Yashtimadhu explains why it is used as both a soothing local remedy and a deeper rasayana-style support. Its sweet taste, unctuous quality, and cooling potency make it nourishing and pitta-pacifying, while its named karmas show its specific uses beyond taste alone.
- Botanical source: Glycyrrhiza glabra Linn.
- Part used: Dried unpeeled stolon and root
- English name: Liquorice root / licorice root
- Rasa (taste): Madhura (sweet)
- Guna (qualities): Guru (heavy), snigdha (unctuous)
- Virya (potency): Sheeta (cooling)
- Vipaka (post-digestive effect): Madhura (sweet)
- Classical karma: Balya, chakshushya, vrishya, varnya, vatapittajit, raktaprasadana
- Traditional therapeutic uses listed in the Ayurvedic Pharmacopoeia: Kasa, kshaya, svarabheda, vatarakta, vrana
Charaka’s Sutra Sthana includes Madhuka in the Jeevaniya, Sandhaniya, Varnya, and Kanthya mahakashayas. This is why Yashtimadhu belongs not only in cough and throat formulas, but also in discussions of tissue support, wound-healing support, complexion, and vitality.
Why Yashtimadhu Goes Beyond Adrenal Support
The modern supplement market often narrows licorice root to cortisol and adrenal discussions. Ayurveda gives a wider and more practical view: Yashtimadhu is primarily a sweet, cooling, mucosa-soothing, strength-supporting herb with important classical uses in the throat, respiratory tract, digestive burning, complexion, eye-supporting care, and tissue repair.
This broader view matters because the same glycyrrhizin-containing root that can influence cortisol metabolism can also affect blood pressure, potassium, and fluid balance. Yashtimadhu is best treated as a therapeutic herb, not as a casual daily sweetener or indefinite tonic.
Digestive Comfort: Burning, Dyspepsia, and Mucosal Soothing
Yashtimadhu is especially suited to digestive irritation where burning, sourness, or inflamed mucosa are present. Its sweet, unctuous, cooling profile fits the Ayurvedic picture of pitta-type burning, and modern herbal monographs recognize liquorice root as a traditional herbal medicine for digestive symptoms such as burning sensation and dyspepsia.
- For digestive burning: A mild infusion or decoction may be taken after meals for short-term digestive comfort.
- For sensitive stomach lining: Deglycyrrhizinated licorice (DGL) is used as a demulcent to help relieve minor inflammation of the gastrointestinal tract and burning stomach discomfort.
- For ulcer-like symptoms: Proper diagnosis is essential, including evaluation for Helicobacter pylori when appropriate. Licorice preparations should not be used to delay medical care for persistent pain, bleeding, unexplained weight loss, vomiting, or black stools.
For digestive use, the European herbal monograph gives 1.5–2 g of comminuted licorice root in 150 ml of boiling water as an infusion or decoction, taken two to four times daily after meals, with use limited to no more than four weeks unless guided by a qualified practitioner. DGL products are a separate category: they are designed to reduce glycyrrhizic acid exposure and are usually chewed so the preparation mixes with saliva before swallowing.
Key Bioactive Compounds
Yashtimadhu contains a wide range of phytochemicals. Ayurveda reads the herb through rasa, guna, virya, vipaka, and karma, while modern phytochemistry helps explain why the same root has digestive, respiratory, skin, and safety considerations.
- Glycyrrhizin / glycyrrhizic acid: A major sweet triterpenoid saponin of licorice root and the main compound behind the mineralocorticoid-type safety concerns.
- Glycyrrhetinic acid: A metabolite associated with the inhibition of 11-beta-hydroxysteroid dehydrogenase type 2, the pathway linked with sodium retention, potassium loss, and blood pressure elevation in susceptible people.
- Glabridin: A licorice flavonoid associated with the herb’s complexion-supporting use, especially through effects on tyrosinase and melanogenesis.
- Liquiritigenin, isoliquiritigenin, and related flavonoids: Compounds that contribute to the broader pharmacological profile of the root.
- Licochalcones and other licorice flavonoids: Constituents associated with antimicrobial and anti-inflammatory activity in laboratory models.
The Ayurvedic reading remains essential: Yashtimadhu is not merely a list of isolated molecules. Its sweetness, cooling potency, and unctuous quality make it soothing and nourishing, while its classical karmas identify the specific domains in which Ayurveda uses it.
Voice and Throat Health
Yashtimadhu’s reputation as a throat herb is strongly supported by its classical placement. Charaka includes Madhuka in the Kanthya group, and the Ayurvedic Pharmacopoeia lists svarabheda, or voice disorder, among its therapeutic uses.
For voice strain, mild sore throat, or dryness from speaking, a warm licorice infusion can be sipped slowly. A small measured amount of powder may also be mixed into warm water for gargling. The purpose is local soothing: the sweet and unctuous nature of the root helps coat the throat, while its classical Kanthya identity explains its long-standing use for the voice.
Simple voice-care preparation: Prepare a mild infusion using about 1.5 g of crushed Yashtimadhu root in 150 ml of hot water. Let it steep, strain, and sip warm. Use short term, and seek medical care for severe throat pain, difficulty swallowing, high fever, or symptoms lasting more than a few days.
Respiratory Health
Yashtimadhu is a classical cough herb. The Ayurvedic Pharmacopoeia lists kasa among its uses, and the European herbal monograph recognizes liquorice root as a traditional expectorant for cough associated with cold.
| Respiratory Use | Preparation | Adult Use | Ayurvedic Rationale |
|---|---|---|---|
| Cold-associated cough | Licorice root infusion or decoction | About 1.5 g in 150 ml water, twice daily, short term | Traditional expectorant use and kasa application |
| Dry, irritated throat with cough | Warm Yashtimadhu infusion sipped slowly | Use within the adult daily range and avoid prolonged use | Sweet, cooling, unctuous, demulcent support |
| Voice strain with throat dryness | Mild infusion or warm gargle | Short-term use during irritation | Kanthya and svarabheda relevance |
| Cough with fever, breathlessness, wheezing, chest pain, or thick discoloured sputum | Do not rely on home use alone | Consult a qualified healthcare provider | Requires proper assessment |
Skin Health and Complexion
Yashtimadhu is a classical varnya herb. The Ayurvedic Pharmacopoeia lists varnya among its karmas, and Charaka includes Madhuka in the Varnya mahakashaya. This supports its traditional place in complexion care and soothing external applications.
Glabridin from licorice extract is associated with inhibition of tyrosinase activity and melanogenesis, which helps explain why licorice appears in many modern complexion formulas. Topical licorice gel has also been used for atopic dermatitis-type symptoms, but irritated or diseased skin should be handled carefully and with professional guidance.
External complexion paste: Mix a small amount of Yashtimadhu powder with clean water or rose water to form a smooth paste. Apply briefly, avoid the eyes, rinse gently, and patch-test first. Do not apply to infected, oozing, or broken skin without medical advice.
Adrenal Support and Cortisol Metabolism
Licorice root affects cortisol metabolism through glycyrrhizin-derived compounds that inhibit 11-beta-hydroxysteroid dehydrogenase type 2. This enzyme normally helps convert active cortisol to inactive cortisone in mineralocorticoid-sensitive tissues. When this pathway is inhibited, cortisol can act more strongly at mineralocorticoid receptors, leading to sodium and water retention, potassium loss, and blood pressure elevation in susceptible people.
This is why Yashtimadhu should not be used casually for vague “adrenal fatigue.” Fatigue can have many causes, and licorice root is not appropriate for everyone. It is especially unsuitable for people with hypertension, kidney disease, cardiovascular disease, low potassium, fluid retention, or those taking medications that affect blood pressure, potassium, corticosteroid activity, or heart rhythm unless supervised by a qualified healthcare provider.
Other Classical Applications
Beyond digestion, throat, cough, and complexion, Yashtimadhu appears in several other Ayurvedic contexts. These applications should be understood as practitioner-guided uses rather than reasons for indefinite self-supplementation.
Eye-Supporting Use (Chakshushya)
The Ayurvedic Pharmacopoeia lists Yashtimadhu as chakshushya, meaning beneficial in eye-supporting regimens. This does not mean licorice powder should be placed directly into the eyes. Internal or external eye-related use should be guided by a qualified Ayurvedic practitioner, especially where infection, pain, redness, vision change, or chronic eye disease is present.
Strength, Tissue Support, and Wound Care
The Ayurvedic Pharmacopoeia lists Balya, Raktaprasadana, and Vrana among Yashtimadhu’s actions and uses, and Charaka places Madhuka in the Sandhaniya group. This supports its traditional role in tissue-soothing and healing-supportive contexts. Open wounds, burns, ulcers, and infected skin require appropriate medical assessment.
Medhya Rasayana Context
Yashtimadhu is included in the traditional Medhya Rasayana context along with herbs such as Mandukaparni, Guduchi, and Shankhapushpi. Classical-style use often involves fine root powder taken with milk, but long-term use should be supervised because the same root can affect blood pressure, potassium, and fluid balance.
Dosage Guidelines
Adult dosing depends on the form, purpose, constitution, duration, and medical history. Do not combine multiple licorice-containing products without counting the total exposure, and do not use Yashtimadhu continuously for long periods unless supervised.
| Form | Adult Guidance | How It Is Used | Important Limit |
|---|---|---|---|
| Yashtimadhu churna | Ayurvedic Pharmacopoeia adult powder guidance: 2–4 g | Usually taken with an appropriate anupana such as warm water or milk, according to indication | Practitioner guidance is preferred for repeated use |
| Infusion or decoction for digestive burning | 1.5–2 g in 150 ml water | After meals, two to four times daily | Do not use beyond four weeks without supervision |
| Infusion or decoction for cough associated with cold | About 1.5 g in 150 ml water | Twice daily, short term | Consult a healthcare provider if cough persists or worsens |
| DGL chewable preparation | 380–1520 mg, up to three times daily, depending on product directions | Chewed between meals or about 20 minutes before meals so it mixes with saliva | Use a properly deglycyrrhizinated product and follow label directions |
| External paste or topical preparation | Small local amount | Brief application after patch-testing | Avoid broken, infected, or highly irritated skin unless supervised |
Kitchen Preparations with Yashtimadhu
Yashtimadhu can be approached as a simple home preparation rather than only as a capsule. The key is to keep the dose modest, avoid stacking several licorice products at once, and use it for a defined purpose rather than as an indefinite daily sweet drink.
- Mild Yashtimadhu tea: Steep about 1.5 g of crushed root in 150 ml hot water, strain, and sip warm. For digestive burning, take after meals for short-term use.
- Yashtimadhu milk: A small measured amount of fine Yashtimadhu powder may be simmered with milk in a traditional nourishing preparation. This fits the sweet, cooling, medhya-style use of the root, but should remain within safe dose limits.
- Throat-coating paste: Mix a small measured pinch of Yashtimadhu powder with honey and lick slowly for throat dryness or irritation. Keep the total daily amount within the adult range and avoid this approach where honey or sugar is unsuitable.
- DGL digestive routine: Use a properly labelled DGL chewable before meals or between meals when glycyrrhizic acid reduction is desired for gastric comfort.
These preparations keep Yashtimadhu close to its traditional character: sweet, soothing, cooling, and used with attention to constitution, indication, and safety.
Safety: Glycyrrhizin Requires Respect
Yashtimadhu’s safety concerns come mainly from glycyrrhizin and its metabolites. By interfering with cortisol metabolism, licorice can produce mineralocorticoid-like effects. These effects may appear as fluid retention, potassium depletion, blood pressure elevation, and heart rhythm problems, especially with high intake, prolonged use, susceptible constitution, or interacting medicines.
- Avoid unsupervised use if you have hypertension, kidney disease, liver disease, cardiovascular disease, low potassium, edema, or a history of heart rhythm problems.
- Use caution with medicines including antihypertensives, diuretics, cardiac glycosides, corticosteroids, stimulant laxatives, and other medicines that affect electrolytes or heart rhythm.
- Pregnancy requires medical guidance: Large oral intake of licorice during pregnancy is unsafe.
- Do not exceed duration: Traditional digestive use of glycyrrhizin-containing licorice root is generally limited to short-term use unless supervised.
- Choose DGL when appropriate: DGL reduces glycyrrhizic acid exposure but should still be used according to product directions and medical context.
Medical Disclaimer: This article is for educational purposes only. Yashtimadhu can interact with medications and may affect blood pressure, potassium, fluid balance, pregnancy safety, and heart rhythm. Consult a qualified Ayurvedic practitioner or healthcare provider before using Yashtimadhu if you have a medical condition, take medication, are pregnant or breastfeeding, or plan to use it for more than short-term support. Persistent digestive pain, ulcer symptoms, cough, breathing difficulty, skin disease, eye symptoms, or unexplained fatigue require proper diagnosis and care.
References
- Ayurvedic Pharmacopoeia of India
- Charaka Samhita — Shadvirechanashatashritiya Adhyaya
- E-lactancia (e-lactancia.org)
- Webprod (webprod.hc-sc.gc.ca)
- Liquorice (Glycyrrhiza glabra): A phytochemical and pharmacological review (2018), PubMed
- Anti-Helicobacter pylori flavonoids from licorice extract (2002), PubMed
- The inhibitory effect of glabridin from licorice extracts on melanogenesis and inflammation (1998), PubMed
- The treatment of atopic dermatitis with licorice gel (2003), PubMed
- NCCIH
- Frontiersin (frontiersin.org)
- Medsafe (medsafe.govt.nz)
- Nootropic herbs (Medhya Rasayana) in Ayurveda: An update (2012), PubMed Central
mandukaparni vs brahmi confusion is real. finally someone explained the regional naming issue clearly. ive been taking the wrong herb for months.
@Amy which brand r u using for this
I use the Organic India one but honestly I’m not sure it matters as much as the form — powder vs capsule vs tea seem to work differently for people. what’s Amy taking it for, if you don’t mind asking?
I think it depends on your constitution tbh
my practitioner said something similar
agreed
is this appropriate for elderly patients above 70 or should the dosages be reduced
good point, the article doesn’t address that
good question — I’d guess yes on lower doses, especially since elderly folks often have reduced kidney function and yashtimadhu can affect electrolytes at higher amounts. definitely worth checking with a practitioner before starting
u mention this is safe but what about drug interactions with common meds like bp tablets 🌿
the yashtimadhu tea protocol for gastritis 2 weeks and my endoscopy-confirmed erosion improved. doctor was surprised.
thanks for sharing that, useful to know
yashtimadhu contains glycyrrhizin which can raise blood pressure with long-term use. important caveat missing from the article.
Thanks!
the article mentions both brahmi (bacopa) and mandukaparni (gotu kola) but doesnt specify which is better for anxiety vs memory
from what I’ve read elsewhere, brahmi (bacopa) tends to lean more toward memory and cognition while mandukaparni (gotu kola) is considered calmer and more grounding for anxiety — but they do overlap quite a bit. would love if the article addressed that distinction more directly
what’s the correct dose of mandukaparni extract vs raw herb? the article mixes both
can someone with a strong Pitta constitution follow this or are modifications needed
@Susan I had the same question
been using yashtimadhu as a tea for about two months now, mainly for a persistent dry cough and throat irritation. the soothing effect on the respiratory tract is real — noticed it within about a week. didn’t expect it to work as well as it has
what’s the source text for this recommendation Charaka Samhita or Ashtanga Hridayam
what stood out to me was how the article covers the eye and skin applications of yashtimadhu — I had no idea it was used in that way. most of what I’d seen before was purely about gut and adrenal support. 🙏
great to see peer-reviewed studies referenced alongside classical texts. makes it easier to trust.
is there a simplified version for beginners who dont have access to all these herbs
shared this with my Ayurveda practitioner and she confirmed the approach is sound.
the preparation method described here is exactly what my grandmother used to make. brings back memories.
that’s such a nice connection to have. did she prepare it as a powder mixed with honey or more like a decoction? the article mentions both methods and I wonder if one was more traditional in certain households
same experience here actually
The grandmother’s story about chewing dried licorice root for a sore throat really resonated with my own childhood remedy.
tried a similar protocol 6 months back. results were modest at best and I was consistent. ❤️
Which brand r u using for this
u mention this is safe but what about drug interactions with common meds like bp tablets
curious whether yashtimadhu pairs well with triphala — both seem to come up in gut-health contexts but I’ve never seen them discussed together. does anyone here use them in combination?
the brahmi/mandukaparni confusion is a serious issue in the supplement market and this article could have been more direct about which product names to trust.
respectfully, most of these claims need larger RCTs before we can say they’re validated.
@reply thanks for sharing that, useful to know
fair point, and I think the better-designed pilots on glycyrrhizin for gastric mucosa are actually pretty solid — though you’re right that sample sizes are still small. the anti-inflammatory mechanism at least seems well-characterized even if the clinical endpoints need more work
Finally!
tried a similar protocol 6 months back. results were modest at best and I was consistent.
the article would be stronger with a clear ‘when to see a doctor’ section. some of these conditions need medical clearance.
is there a simplified version for beginners who don’t have access to all these herbs धन्यवाद
I wonder how the glycyrrhizin content differs between whole root powder and DGL tablets for long term use.
@reply yes but results vary a lot from person to person
yashtimadhu is the deglycyrrhizinated form different in effect for the Ayurvedic applications here
how do I source quality herbs for this? most local shops sell low-grade material.
how long before results become noticeable with this protocol? my patience has limits tbh
finally an article that explains the classical text basis rather than just listing herbs.
does this protocol change during monsoon season? I’ve heard Ayurvedic timing is seasonal
The section on voice care caught my eye because I sing in a community choir and throat irritation is a constant concern.
does this protocol change during monsoon season? ive heard Ayurvedic timing is seasonal
good question — I believe yashtimadhu is generally considered tridoshic but especially cooling, so it should be fine through monsoon. some texts do recommend adjusting the vehicle (like taking it with warm water vs. milk) depending on the season rather than changing the herb itself
i find the dosage guidance vague. ‘appropriate amount’ is not helpful for someone measuring at home.
is there a simplified version for beginners who don’t have access to all these herbs
yashtimadhu is the deglycyrrhizinated form different in effect for the Ayurvedic applications here धन्यवाद
yashtimadhu beyond adrenal support is good, but blood pressure warning needs to be loud
It’s interesting that yashtimadhu is classified as both jeevaniya and varnya, showing its internal and external benefits.
yashtimadhu actually comes up in the context of adrenal and energy support pretty often — the article touches on it a bit. it’s not the same as an ashwagandha-type adaptogen but the cortisol-modulating effects might be relevant if fatigue is the issue
just started yashtimadhu for acid reflux after years of just managing with antacids. two weeks in and things do feel calmer — not perfect but noticeably less burning after meals. hoping it holds
Some readers might be surprised to learn that excessive yashtimadhu can raise blood pressure due to mineralocorticoid effects.
can someone with a strong Pitta constitution follow this or r modifications needed
very practical protocol. tried a modified version for a week and already feeling a difference. नमस्ते