Structural and Functional Analyses of Natural Sugar Replacers for Beverages

Overview

This research investigates three natural, non-nutritive sweeteners—Neohesperidin dihydrochalcone (NHDC), Miraculin, and Mogrosides—as superior sugar replacements for beverage applications. The project addresses growing consumer demand for low-calorie and zero-calorie beverage options that maintain the palatability of sugar without caloric content or toxicological concerns. All three compounds are FDA-approved and offer distinct functional advantages, including dramatically higher sweetness intensity than sucrose, minimal impact on blood glucose levels, and potential anti-diabetic and anti-obesity properties. The research aims to characterize these sweeteners' physicochemical properties, stability, and sensory performance to enable their practical use in beverage formulations.

Technical specifications

Sweetener profiles under investigation:

• NHDC (Neohesperidin dihydrochalcone): A natural plant-derived sweetener approximately 1,800 times sweeter than sucrose. Demonstrates strong stability during food processing, making it suitable for industrial beverage manufacturing.
• Miraculin: A protein derived from Richardella dulcifica (miracle fruit) that is approximately 400,000 times sweeter than sucrose. It transforms sour tastes into sweet sensations, with sweetness effects lasting over one hour. Its flavor profile closely resembles sugar.
• Mogrosides: Compounds extracted from monk fruit (Luo Han Guo / Momordica grosvenorii), approximately 200 times sweeter than sucrose. They do not affect blood glucose, insulin levels, or total energy intake, and show potential applications in diabetes and obesity management.

Validation activities planned:

• Physicochemical characterization of each compound
• Stability testing under low pH and high temperature conditions
• Optimization of sugar substitute characteristics for beverage applications
• Sensory evaluation analyses
• In vitro digestibility, bioavailability, and anti-oxidant analyses
• Shelf-life extension studies with 6-month and 12-month storage evaluations

Technology readiness level

This research is currently at an early-to-mid stage of development. The proposed validation procedures include comprehensive physicochemical characterization, stability testing, sensory evaluations, and long-term shelf-life studies. Future work will assess in vitro digestibility, bioavailability, and antioxidant properties across extended storage periods. The research represents foundational analysis required before commercial beverage application, with planned optimization steps to address undesirable characteristics and ensure formulation compatibility.