Taxonomic class
Fabaceae
Frequent Commerce Names
None recognized; often bought as tragacanth or gum tragacanth.
Frequent Types
Obtainable as a gel, gum, powder, tablets, and viscous resolution.
Supply
Tragacanth is obtained by drying the gummy substance that exudes from the reduce faucet root and branches of Astracantha gummifer or different Astracantha species, low thorny shrubs that belong to the legume household. The crops are native to the Center East.
Chemical Elements
Tragacanth gum consists of two main fractions, tragacanthin and bassorin, with hint quantities of starch, a cellulose-like substance, amino acids, and amino acid derivatives. Tragacanthin is water-soluble and consists of an arabinogalactan and tragacanthic acid; bassorin is a fancy of methoxylated acids that swells to type a gel or viscous resolution that’s insoluble in water. Tragacanth may additionally comprise some karaya, India gum, or acacia, different pure gums used for comparable functions.
Actions
When added to water, tragacanth swells to type a viscous jelly that’s combined with different elements to create the specified consistency within the ultimate product. This motion might be attributable to the bassorin content material; excessive-high quality gums comprise much less tragacanthin. The herb additionally exerts a gentle laxative impact.
Tragacanth seems to be a comparatively innocuous substance. In a single examine, massive doses (10 g) of tragacanth lowered intestinal transit time and elevated fecal fats ranges . Plasma biochemistry, hematologic indexes, urinalysis parameters, glucose tolerance, breath hydrogen, methane concentrations, and serum ldl cholesterol, triglyceride, and phospholipid weren’t considerably modified. The amount of tragacanth used on this examine far exceeds the conventional annual dietary consumption. Different claims are that tragacanth stimulates phagocytosis, will increase plasma cell counts of T lymphocytes, and acts towards some experimental tumors . Confirmatory knowledge are missing.
Tragacanth isn’t allergenic, mutagenic, or teratogenic. No opposed toxicologic results have been noticed in nonallergic individuals .
Reported Uses
FDA pointers state that tragacanth could also be utilized in concentrations of 0.2% to 1.30/0 to thicken, emulsify, stabilize, or taste meals . The focus in medicinal merchandise ranges from 4.8% to six% in oral liquids and from 0.42 to 100 mg in tablets . As a result of of its motion with water, tragacanth is used for getting ready adhesives, emulsions, protecting or lubricating limitations, and suspensions. It could be utilized in oral and topical merchandise with glycerin to create emulsions and suspensions.
Tragacanth is extra proof against acid hydrolysis than different hydrocolloids and is most popular within the preparation of acidic compounds. It has additionally been used as a binder and stabilizer in getting ready cosmetics and hand lotions, to stiffen material, as a glue in bookbinding, and in making sweet and different merchandise . The herb is used as properly in denture adhesives and toothpastes and as a bulk-forming laxative . In African folks drugs, tragacanth is used as a gentle laxative; the leaves are used to arrange a primary assist lotion .
Dosage
FDA dietary pointers permit concentrations of 0.2% and 1.3% as a thickener, stabilizer, and flavoring agent in meals. Little consensus exists, however the regular really useful dose ranges from 0.42 to 100 mg in pill type P.O. b.i.d. or t.i.d.
Hostile Reactions
EENT: rhinitis, sneezing.
GI: stomach ache.
Musculoskeletal: arthralgia.
Respiratory: bronchial asthma, dyspnea.
Pores and skin: contact dermatitis pruritus, rash, urticaria.
Different: angioedema, fever, hypersensitivity reactions .
Interactions
Fats, fats-soluble vitamins: Might lower absorption of these brokers if taken in extra. Keep away from extreme use.
Contraindications and Precautions
Tragacanth is contraindicated in sufferers who’re hypersensitive to pure gums utilized in meals or pharmaceutical merchandise. Keep away from its use in pregnant or breast-feeding sufferers; results are unknown.
Particular Concerns
Alert The gum could comprise microbial contaminants, similar to coliform and Salmonella micro organism. Monitor the affected person intently for indicators of an infection.
Monitor for hypersensitivity reactions.
Advise girls to keep away from utilizing tragacanth throughout being pregnant or when breast-feeding.
Factors of Curiosity
Tragacanth’s use in meals, cosmetics, and pharmaceutical merchandise has declined in favor of artificial substances with comparable bodily properties.
The FDA lists tragacanth as a typically protected meals additive.
Tragacanth will get its title from the Greek phrases tragas (goat) and akantha (horn), in all probability in reference to the curved or twisted look of the dried exudate.
Commentary
As a result of different pure and artificial suspending and emulsifying brokers can be found, tragacanth is now not broadly utilized in U.S. prescribed drugs, besides in extemporaneous compounding and some business suspensions or tablets. The herb is thought to be protected to be used in meals and different merchandise, and no recognized studies exist of opposed reactions in nonallergic individuals. Though it could be used as a gentle bulk-forming laxative, safer and more practical merchandise are available.
