Rajadana

Botanical Name : Manilkara hexandra (Roxb) Dubard

Family : Sapotaceae

Identification No.: SDACH/HG/157

Introduction :

This plant mainly using in folk for fever.

Names in different Indian languages :

English : Obtuse leaved mimusops

Hindi : Khirni

Kannada : Hale hannu

Malayalam : Palamunpala, palamunnippala

Sanskrit : Rajadanah

Tamil : Ulakkaippalai,palai

Telugu : Patla, pola, kirni

Synonyms :

Mimusops hexandra (Roxb)

Manilkara hexandra (Roxb.)

Morphology :

Medium sized evergreen tree, 4-6 m height.

Leaves – simple, alternate,oblong, glabrous

Flower – yellowish , solitary

Fruit – berry

Distribution & Habitat :

All over India

Chemical constituents :

taraxerol, a triterpene, ketone, alpha-and beta-amyrin, cinnamates, alpha-sipnasterol, beta-sitosterol, beta-D-glucoside, quercitol, quercetin

Properties :

RASA-madhura, kashaya

GUNA-snigdam, guru

VIRYA-sita

VIPAKA-madhur

Karma :

grahi, balym, vrishyam, rochanam, tarpanam, rakta prasadanam, hridyam,febrifuge, anthelmintic, antileprotic, anticancerous,

Srotogamitva :

Dosha : pittahara

Dhatu :raktha, rasa

Mala :purisha

Organ : skin, liver

Indication :

Murcha, daham, trishna, krimi

Ulitis,fever,flatulence,colic,odontopathy,infantile diarrhea,

Part used :

Bark, fruits

Dosage :

Bark decoction 50-100 ml

Therapeutic Uses :

Fruit useful in digestive disorders.

Yoga / Formulations

  • Rajadana Phala used in nutritional recipes
  • Bark decoction in folk Ayurvedic diabetes management
  • Combined with Triphala or Guduchi in classical preparations (regionally)

IUCN Status : Least Concern (LC)

Research Updates

1. Antidiabetic Potential of Bark Extract
The study “Antidiabetic Potential of Manilkara hexandra Bark Extract in STZ-Induced Diabetic Rats” explored the efficacy of the bark extract in managing diabetes. Results indicated a significant reduction in blood glucose levels, along with improvements in insulin sensitivity and pancreatic histology, suggesting its potential as a natural antidiabetic agent.

2. Antioxidant and Wound Healing Properties of Latex
An in-vitro study titled “In-vitro Antioxidant and Wound Healing Potential of Manilkara hexandra Latex” assessed the free radical scavenging ability and wound healing effects of the latex. The extract exhibited notable antioxidant activity and enhanced fibroblast proliferation, supporting its use in skin repair and tissue regeneration.

3. Hepatoprotective Activity of Bark Extract
In the study “Evaluation of Hepatoprotective Activity of Manilkara hexandra Bark Extract in Rats”, the extract was shown to protect liver tissue against chemically-induced damage. Biochemical and histopathological analyses confirmed its role in restoring liver function and reducing oxidative stress, highlighting its value in hepatic care.

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