Amaltas, Purging cassia (Cassia Fistula)

Amaltas is a golden shower medium sized tree. Its growth is fastest up to 10-20 meter high. Leaves of this tree are deciduous, long and pinnate. Three to eight leaves are combined to form a cluster and each leaflet is about 7-21 cm long and 5-9 cm broad. This tree produce pendulous racemes long flowers with five yellow equal sized petals. Fruit of this tree is a legume with pungent smell serving several seeds inside. Wood of this tree is very stable and durable.

Amaltas, Cassia fistula


Amaltas is also known as "Aragvadha" in Sanskrit language or Cassia fistula (Latin name) which literally means to kill diseases. It belongs to Fabaceae family. Aragvadha is one of the most popular herbal plants known for its medicinal worth. It has got very effective detoxifying properties for the body, not only externally when applied to the skin but also internally. Every part of this plant contains various phytochemicals.

  • Leaves – tannins, rhein, glucoside and sennosides.
  • Stem bark – fistucacidin, tannins, rhein and barbaloin.
  • Pulp – carbohydrates, proteins, leucin, tryptophan and glutamic acid.
  • Seeds – vermolic, sterculic and galactomannan


In India this golden flower tree is state flower of state Kerala. Flowers have religious importance in Vishnu festival. Image of this tree is painted on Indian 20 rupees. Yellow flower of Amaltas represents the Thai royalty and it is also national flower of Thailand.


Amlatas is species easily found in Indian subcontinent and associated regions of south East Asia. It is also found in Pakistan, Myanmar, Thailand and Sri Lanka. In India it is easily available in Tamil Nadu and Kerala. It is famous ornamental and medicinal plant mentioned in Ayurveda from ancient times.


  • Kingdom - Plantae
  • Order - Fabales
  • Family - Fabaceae


  • English name – Purging cassia
  • Hindi name – Amaltas
  • Sanskrit name – Aragvadha, Chaturangula, Rajvraksha, Shampaka, Suvarnaka, Deerghafala, Swarnabhushan
  • Bengali name – Sondal
  • Marathi Name –Bahva
  • Punjabi name - Girdanali
  • Arabic name – Kattan
  • Gujarati name - Garmalo
  • Telugu name – Rela
  • Tamil Name - Kondrem
  • Farsi name – Khiyar


Hindi / Sanskrit English
Rasa Madhur Taste Sweet
Guna Mridu, Guru, Singdha Physical Property Soft, Heavy, Unctuous
Virya Sheet Potency Cold
Vipaka Madhur Metabolic Property (After Digestion) Sweet


It balances kapha and pitta dosha.


Charak Samhita Sushrut Samhita Ashtanga hriday Bhavprakash
Virechana – Used for Mild Purgation. Aragvadadi Gana, Samyadi Gana, Adhobhagahara. Aragvadadhi Hirdya, Kusthghna
Kusthaghan - Used in Kusth Roga.      
Kandhughan - Used In Various Skin Related Problems.      


Cassia fistula has a special activity by which it has a regulatory action on all three body energies such as Vata, Pitta and Kapha. These three body energies are the foundation pillars of a healthy human body and is also the basis of all Ayurvedic treatment protocols. Its special effect (prabhava) is to cause mild purgation.


Ancient Verse of Cassia Fistula

Aragwadh, rajvriksh, shyampak, chaturungal, aavret, vyadighat, kritmaal, karnikaar, dhirgfal, swaranang and swaranfal are the various synonyms of Amaltas. The properties of Amaltas are heavy, sweet, cool and purgative. It is used in fever (jwara), heart disorders (hridroga), bleeding disorders (raktapitta), bloating (udavart) and abdominal colic pain (shoola). Fruits of Amlatas are soft, purgative, appetizer in nature and used to pacify kapha and pitta dosha. They are also used in leprosy (kusth roga). Best use is as purgative and anti-pyretic.


  • According to Ayurveda, keeping the bowel clear is first step for the maintenance of a healthy body. When the gut is clear, the digestive fire can be maintained in a healthy way and the body can stay disease free for a long time.
  • Care should be taken that the dosage may not exceed the stipulated amount as it may lead to diarrhea and cause a lot of discomfort.
  • It is a great herbal remedy for constipation associated with Pitta imbalance.
  • Amaltas also helps to vitiate all three body energies that is Vata, Pitta and Kapha body energy.
  • Problems of indigestion like flatulence, belching, loss of appetite, feeling of fullness etc. can be regulated with its use.
  • It is also good for cardiac problems like heartburn.
  • The herb is used in bloating and severe abdominal pain.
  • "Ama" is a common term given to undigested food particles which ferment in the body and release free radicals that damages cells. Herbal oil prepared from Amaltas is used to manage skin problems like eczema, candidiasis and similar skin conditions.
  • Aragvadha can be given in all liver and gall bladder conditions. Even in Ascites, it can be used effectively to control abdominal distension and digestive problems associated with it.
  • Because of its neutralizing action on the body energies, Aragvadha helps to keep all doshas and dhatus in balance. The herb manages blood disorders, gout, anemia and erysipelas etc problems.
  • It is anti-pyretic and best used in bleeding disorders.


It is not indicated in diarrhea and dysentery.

Large dose may cause heavy purgation.


  • Aragvadhadi kwath
  • Aragvadhadi leha
  • Aragvadhadi taila
  • Aragvadharisht
  • Aragvadhadi kashayam
  • Maharasanadi kashayam


  • Fruit pulp- 5-10gm
  • For purgation – 10-20gm
  • Root bark decoction – 50-100ml
  • Flowers – 5-10gm


  • Leaf
  • Root
  • Fruit pulp
  • Bark
  • Flower
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