GUM AND STABILIZERS
HYDROCOLLOIDS
Range of polysaccharides and proteins also known as water soluble gums,gums,stabilizer
THICKENER AGENT
xanthan gum
carboxymethylcellulose
methyl cellulose and hydroxypropyl cellulose
galactomannan (guar and locust bean gum)
GELLING AGENT
thermoreversible
xanthan gum,locust bean gum,konjac glucamannan
gelatin
agar
kappa carrageenan
iota carrageenan
low methoxy pectin(LMP)
gellan gum
methyl cellulose,hydroxypropyl methyl cellulose
thermoirreversible
alginate
high methoxy pectin(HMP)
konjac glucamannan
locust bean gum(LBG)
TYPES OF GUMS AND STABILIZERS
1)Gum Arabic
2)Carrageenan
Kappa
Iorta
Lambda
3)Locust Bean Gum
4)Konjac Glucomannan
5)Gelatin
A
B
6)Pectin
High Methoxy Pectin(HMP)
Low Methoxy Pectin(LMP)
7)Alginate
8)Xanthan Gum
9)Guar Gum
10)Cellulose
FUNCTIONS OF HYDROCOLLOIDS
Primary
Thickening agent
Gelling or texturizing
Secondary
Stabilisation of emulsions
Suspension of particulates
Control of crystallization
Encapsulation
Formation of film
SOURCE OF HYDROCOLLOIDS
Trees
cellulose
Tree gum exudates
gum arabic
gum karaya
gum
ghotti
gumtragacanth
Plant parts
starch
pectin
cellulose
Seeds
guar gum
tara gum
tamarind gum
Tubers
konjac glucomannan
Algal
red seaweeds
agar
carrageenan
brown seaweeds
alginate
Microbial
xanthan gum
dextian
gellan gum
cellulose