Cassia Gum – Natural Polymer, Food Additive, Cassia Tora, Cassia Obtusifolia

Cassia gum is a food additive made from thetoxicology, pharmacology and food science was
endosperm of Cassia obtusifolia also known asassembled to review the safety of cassia gum as
Senna obtusifolia or Cassia tora. Cassia gum is aa thickening agent in pet foods in the United
naturally occurring polymer with mannose andStates. The available data on cassia gum and
galactose as its repeating units. Cassia gum formsstructurally related gums demonstrate a lack of
high viscosity by swelling in water after it is boiled.toxic effects in animals. This review is the basis
Cassia gum is the purified flour from thefor the consideration of cassia gum as generally
endosperm of the seeds of Cassia obtusifolia andrecognized as safe under conditions of its intended
Cassia tora which belong to the leguminosaeuse as a thickening agent in pet foods. Cassia
family. These seeds are generally contaminatedgum or semi-refined cassia gum has been used
with seeds from C.occidentalis. The seeds thatsince the early 1990s as a thickening and gelling
are used in the production of cassia gum areagent in pet foods and canned meat for cats and
generally picked randomly from thesecanned meat for dogs.
contaminated seeds. Before the seed splittingCassia Gum for Food Industry
process is started, the seeds of Cassia obtusifoliaBased upon its chemical structure, cassia gum is
and Cassia tora are passed through gradingstable during food processing and storage and it
machines to differentiate them on the basis ofcould only degrade, if at all, into sugars. The
their size. During this procedure, theapplications include the use of cassia gum in the
underdeveloped seeds are removed and C.food categories below, as described in United
occidentalis seeds are reduced to no more thanStates Code of Federal Regulation 21 C.F.R. 170,
0.05%. A composite sample of each fraction isat levels ranging from 2,500 mg/kg to 3,500 mg
given to the laboratory for inspection for thekg (0.25 % - 0.35 %).
presence of C. occidentalis. Cassia gum is primarilyCheeses:- Cassia gum is used in chesses including
the ground purified endosperm of the seeds ofcurd cheese, whey cheese, cream cheese, natural
Cassia tora and Cassia obtusifolia containing lesscheese, grated cheese, processed cheese, dip
than 0.1% of C. occidentalis. The seeds arecheese and miscellaneous cheeses.
dehusked and de-germed by thermal mechanicalFrozen Dairy, Desserts and Mixes:-  Cassia gum
treatment followed by milling and screening of theis used in ice cream, ice milks, sherbets and other
endosperm. The ground endosperm is furtherfrozen dairy desserts and specialties.
purified by extraction with isopropanol. Cassia gumMeat Products:- Cassia gum is used in all meat
is used as thickener, emulsifier, foam stabilizer,containing dishes including salads, appetizers,
moisture retention agent and texturizing agent infrozen multi course meat meals and sandwich
cheese, frozen dairy desserts and mixes, meatingredients prepared by commercial processing or
products and poultry products.using commercially processed meats with home
Cassia Gum Applicationspreparation.
The cassia gum is technically used like LocustPoultry Products:- Cassia gum is used in poultry
Bean Gum. In the European Union it is used inproducts including all poultry and poultry containing
canned pet food additives as a gelling agent anddishes, salads, appetizers, frozen multi course
also in air fresheners. In Asia, e. g. in Japan it ispoultry meals, and sandwich ingredients prepared
GRAS approved and thus can be used in foodby commercial processed poultry with home
applications like ready to serve meals, dressings,preparation.
spice sauces, fruit gums, ice creams, milkOther Cassia Gum Applications
products, meat products etc. Like Locust BeanIt is concluded that the product is stable without
Gum Cassia has to be cooked at approx. 80°Cchemical modifications for at least 20 months. All
to perform full viscosity or gelling.changes in the values are within the limits of our
Canned Pet Food Additives as a Gellingspecification. The only significant changes are
AgentCassia gum used in pet food industry as aobserved in the LOD value. This is due to the fact
gelling agent and is approved for use in Europe bythat the product is hydroscopic until a final
the Commission Directive (EEC No. E 499) and ismoisture content of 8-12% is achieved. Cassia
listed in the Annex of the Council Directive (70gum being as a stabilizer, thickening and gelling
524/EEC) as a stabilizer, thickening and gellingagent can be used in other applications like Textile
agent in the manufacture of canned pet foods forIndustries, Pharmaceuticals, Nutraceuticals, Paper
cats and dogs. A panel of experts in the areas ofIndustry, Oil Drilling, Cosmetics and Personal Care.