It is a herb growing to a height of 1 feet all over India. It is cultivated in some parts of North West India like Rajasthan and Punjab. The leaves are 4-8 inch long. The flower stalk is oval shaped. The fruits are little oval in shape and are about 7-8 mm long. The seeds inside the fruits are of ear shaped and white in color. The seeds are mucilaginous in nature. Inflorescence of isabgol is long and its length may be 1.5 – 4.0 cm, which is known as awn or bristle. In isabgol, the female flower matures early than the male flower, hence mainly cross pollination takes place. Flowers are petioleless, non-leafy small, bisexual, incomplete and irregular.
Chemical composition :The seed contains amino acids including valine, alanine, glutamic acid, glycine, cystine, lysine, leucine and tyrosine; and a mucilage consisting of a mixture of polysaccharides composed mainly of xylose, arabinose and galacturonicacid; rhamnoseandgalactose are also present. The seeds also gave aucubin, the antibacterial principle. The seed coat contains fatty acids mainlylinoleic, oleic and palmitic acids in decreasing concentrations
रक्तातिसारास्रपित्तंनाशयेदितिकीर्तितम्॥ “ ( वैह्यामृतम् )
• Rasa (Taste) – Madhura (Sweet)
• Guna (Qualities) – Snigdha (Has moisture), Guru (Heavy), Picchila (Slimy)
• Vipaka – Madhura (Undergoes sweet taste after digestion)
• Veerya (Potency) – Sheeta (Madhura)
• Karma (Actions) – Vata pitta shamaka (reduces vitiated vata and pitta dosha)
• Some others opine that it balances down Kapha and Pitta Dosha.