Marking nut (Semecarpus anacardium)
Semecarpus anacardium
Ayurvedic Herbalism
Ayurvedic Herbalism

Marking nut

Semecarpus anacardium

Also known as Indian marking nut, oriental cashew, bhilawa, Bhallataka, Aruskara, Agnimukha.

HotMoisteningTaste: PungentTaste: BitterTaste: Astringent

Semecarpus anacardium is a deciduous tree of the cashew family found in the dry deciduous forests of the sub-Himalayan tract, central India and the Deccan, fruiting in black, heart-shaped nuts that sit on a fleshy orange cup. Ayurveda names the fruit Bhallataka, the marking nut, and treats it with the respect due to fire: it is the hottest drug of the classical materia medica, a powerful digestive, alterative and rejuvenative for kapha and vata disorders, used only after careful purification and with milk and ghee to shield the tissues. The caustic juice that gives the tree its name was once used by washermen to mark linen and raises blisters on unprotected skin.

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Digestive stimulant (strong)Anti-inflammatoryAntirheumaticImmunomodulatorAntitumor (traditional and preclinical)AnthelminticAlterativeNervine tonic (traditional)Vesicant and keratolytic (topical oil)Antimicrobial

Indications what the tradition reached for it in

Specific indications

A cold, heavy, sluggish kapha-vata patient with painful, stiff, swollen joints that are worse in the morning and in wet weather, whose digestion is weak

Chronic hemorrhoids with constipation, poor appetite and a feeling of coldness in a patient who tolerates heat well

Long-standing kapha skin disease with thick, pale, itching patches unresponsive to gentler alteratives

The patient of firm, cool constitution with a chronic wasting or growth disorder for whom the tradition prescribes escalating rasayana courses under close supervision

Safety

Recognised toxicity. This plant carries a toxicity flag in the record; it is for trained practitioners only.

Low dose botanical. Used in drop doses in the classical practice; not a plant to dose freely.

Pregnancy: Contraindicated: the fruit is an intensely heating, blood-moving and vesicant drug, traditionally forbidden in pregnancy, and no published safety class is known to us.

Breastfeeding: Contraindicated: the tradition withholds it from nursing mothers, and the vesicant phenols could pass to the infant.

The record lists 12 contraindications; open the plate in the library to read them in full.

In practice

The Ayurvedic practitioner regards Bhallataka as a specialist's drug. It is chosen for deep, cold, chronic kapha-vata disease: amavata with swollen stiff joints, chronic hemorrhoids, grahani with cold undigested stool, obesity, kapha skin disease and the wasting disorders the texts group under kshaya and arbuda.

In Ayurveda

Rasa: katu (pungent), tikta (bitter), kashaya (astringent). Virya: ushna (heating), regarded as the hottest drug of the materia medica and named Agnimukha for it. Vipaka: madhura (sweet). Guna: laghu (light), snigdha (unctuous), tikshna (sharp, penetrating). Dosha: pacifies kapha and vata strongly; aggravates pitta and rakta and is contraindicated in pitta constitutions. Prabhava: medhya and rasayana despite its fire; the texts treat it as a rejuvenative whose heat digests ama and rebuilds tissue when properly purified and dosed. Karma: deepana (kindles digestion); pachana (digests ama); bhedana (breaks up and expels accumulations); medhya (promotes intellect); rasayana (rejuvenative); krimighna (anthelmintic); kushthaghna (relieves skin disease); arshoghna (relieves hemorrhoids); vatahara (pacifies vata); kaphahara (reduces kapha); shukrala (increases semen); vrishya (aphrodisiac). Classical indications: arsha (hemorrhoids); kushtha (skin diseases including leprosy); grahani (chronic malabsorption); gulma (abdominal mass); udara (abdominal enlargement); krimi (worms); medoroga (obesity); shvitra (leukoderma); vatavyadhi (neuromuscular disorders); amavata (rheumatoid arthritis); jvara (chronic fever); kaphaja and vataja disorders generally. The mature fruit, purified by rubbing off the outer layer with brick powder, soaking, and boiling in milk or coconut water (shodhana), is the drug. It is given as milk decoction (kshira paka), in ghee, as the confection Amritabhallataka with Guduchi, in Bhallataka rasayana with gradual dose escalation, and in compound pills. The oil expressed from the pericarp is a strong vesicant used externally in tiny amounts for warts and corns. The tradition never gives the unpurified fruit internally. Classical formulations: Bhallataka rasayana, Amritabhallataka avaleha, Bhallataka kshira paka, Bhallatakadi modaka, Sanjivani vati, Bhallataka taila (external), Bhallatakasava. Described in: Charaka Samhita, Sushruta Samhita, Ashtanga Hridaya, Bhavaprakasha Nighantu, Dhanvantari Nighantu, Raja Nighantu, Kaiyadeva Nighantu, Madanapala Nighantu, Ayurvedic Pharmacopoeia of India.

Dosing as the sources wrote it

PreparationAs writtenMetric
Churna125-250 mg purified fruit powder daily with milk and ghee, purified material only125-250 mg
Kshira paka50-100 mL milk decoction of one purified fruit daily, purified material only50-100 mL
Avaleha (Amritabhallataka)3-6 g daily with warm milk, purified material only3000-6000 mg
Taila, topical1-2 drops applied only to the wart or corn, purified material only0.02-0.04 mL

Doses are reproduced from the sources for practitioners and are not a recommendation for any person.

From the sources

Overview. Semecarpus anacardium is a deciduous tree of the cashew family found in the dry deciduous forests of the sub-Himalayan tract, central India and the Deccan, fruiting in black, heart-shaped nuts that sit on a fleshy orange cup. Ayurveda names the fruit Bhallataka, the marking nut, and treats it with the respect due to fire: it is the hottest drug of the classical materia medica, a powerful digestive, alterative and rejuvenative for kapha and vata disorders, used only after careful purification and with milk and ghee to shield the tissues. The caustic juice that gives the tree its name was once used by washermen to mark linen and raises blisters on unprotected skin.

Clinical Notes. The Ayurvedic practitioner regards Bhallataka as a specialist's drug. It is chosen for deep, cold, chronic kapha-vata disease: amavata with swollen stiff joints, chronic hemorrhoids, grahani with cold undigested stool, obesity, kapha skin disease and the wasting disorders the texts group under kshaya and arbuda.

Ayurvedic Profile. Rasa: katu (pungent), tikta (bitter), kashaya (astringent). Virya: ushna (heating), regarded as the hottest drug of the materia medica and named Agnimukha for it. Vipaka: madhura (sweet). Guna: laghu (light), snigdha (unctuous), tikshna (sharp, penetrating).

In formulas

Marking nut stands in 11 documented formulas in the library, among them Madhūkāsava, Kuṭajāvaleha, Amṛtaprāśa Ghṛta, Elādi Ghṛta, Dhānvantara Ghṛta, Paṅcatikta Ghṛta.

Often paired with

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