GLYCEROL TRISTEARATE
Stearin or glycerol tristearate (CAS Number: 555-43-1) or tristearoylglycerol or Glycerol trioctadecanoate is a triglyceride that is composed of glycerol in which all three hydroxy groups have been esterified with stearic acid (octadecanoic acid). Glycerol tristearate finds application as hardening agent in the manufacture of candles and soap. It also has a role as a plant metabolite. Glycerol tristearate is a common constituent of animal and vegetable fats.
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Glycerol esters (glycerol mono/di/tri stearate, oleate, laurate) are emulsifiers and stabilizers used in food, cosmetics, and pharmaceuticals. They help create stable emulsions, improve texture, and provide various functional properties.
Glycerol monostearate (GMS) has one fatty acid chain and is an excellent emulsifier. Glycerol distearate has two chains and provides better stability. Glycerol tristearate has three chains and acts more as a thickener. The choice depends on your emulsification needs.
Yes, glycerol esters are approved food additives (E471) and are widely used in food products as emulsifiers and stabilizers. They are safe for consumption and meet food-grade quality standards.
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