Product Description:
Monopotassium glycyrrhizate is the monopotassium salt of glycyrrhizic acid (also known as glycyrrhizin), a primary active saponin extracted from licorice root (Glycyrrhiza glabra). It appears as a white to light-yellowish crystalline powder and is known for its intense sweetness, approximately 50 times sweeter than sucrose. Beyond its sweetening properties, Monopotassium glycyrrhizate exhibits various biological activities, including anti-inflammatory, anti-allergic, and soothing effects, making it a valuable ingredient in the pharmaceutical, cosmetic, and food industries.
Product Properties:
Property Value Chemical Formula
C₄₂H₆₁KO₁₆ (approximate, for glycyrrhizic acid potassium salt)
CAS Number
42294-03-1
Molar Mass
Approximately 861.03 g/mol (for C₄₂H₆₁KO₁₆)
Appearance
White to light-yellowish crystalline powder
Odor
Characteristic, slight licorice-like odor
Solubility
Soluble in water and ethanol; sparingly soluble in ether
Sweetness
Approximately 50 times sweeter than sucrose
pH (1% solution)
Typically 4.5 – 6.0
Purity (Typical)
≥98% (as glycyrrhizic acid)
Product Usage:
Monopotassium glycyrrhizate is utilized in a variety of applications due to its unique combination of sweetness and beneficial properties:
Food Industry:
Used as a natural sweetener and flavor enhancer in confectionery, beverages, soy sauce, and other food products. For example, it can be found in licorice candies and some herbal teas.
Acts as a foaming agent in some beverage applications.
Pharmaceuticals:
Incorporated into cough syrups and lozenges for its soothing effect on the throat and its expectorant properties.
Used in topical preparations for its anti-inflammatory and anti-allergic effects, for instance, in creams or ointments for skin irritations.
Investigated for its potential in liver protection and as an adjunctive therapy in treating chronic hepatitis.
Cosmetics and Personal Care:
Added to skincare products (creams, lotions, serums) for its anti-inflammatory, anti-irritant, and skin-soothing properties, beneficial for sensitive or irritated skin.
Used in toothpaste and mouthwashes for its sweetening effect and potential to reduce gum inflammation.
Included in hair care products to soothe the scalp.
Feed Additives:
Sometimes used in animal feed as a flavoring agent to improve palatability.
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