Stevia Rebaudiana Leaf Extract (CAS 91722-21-3): Comprehensive User Guide
Table of Contents
1. Product Overview & Specifications
Stevia Rebaudiana Leaf Extract (CAS 91722-21-3) is a natural, zero-calorie sweetener derived from the leaves of the Stevia rebaudiana plant. It contains steviol glycosides, primarily Rebaudioside A, which deliver 200-300x the sweetness of sucrose.
Key Parameters:
| Parameter | Specification | Comparison vs. Sucralose | Comparison vs. Monk Fruit Extract |
|---|---|---|---|
| Purity | ≥95% Rebaudioside A | Natural origin (vs. synthetic) | Higher sweetness intensity |
| Solubility | Water-soluble (20°C) | No aftertaste | Better pH stability |
| Caloric Content | 0 kcal/g | Non-cariogenic | Lower production cost |
2. Applications & Benefits
Primary Industries:
- Food & Beverage: Sugar-free beverages, baked goods, dairy products
- Pharmaceuticals: Syrups, chewable tablets, diabetic-friendly formulations
- Cosmetics: Flavor masking in oral care products
Technical Advantages:
- Heat-stable up to 200°C for baking applications
- Synergistic effect with erythritol for texture enhancement
- GRAS status (FDA) and EU Novel Food approval
3. Usage Guidelines
Recommended Dosage:
| Application | Concentration | pH Range |
|---|---|---|
| Beverages | 0.01-0.05% | 3.0-7.5 |
| Confectionery | 0.02-0.1% | 5.0-8.0 |
Formulation Tips:
- Combine with maltodextrin (1:3 ratio) for improved flowability
- Use in synergy with citric acid (0.5:1) to mask licorice aftertaste
4. Implementation Case Studies
Case 1: Carbonated Soft Drink Reformulation
A leading beverage manufacturer reduced sugar content by 40% using our stevia extract (0.03% w/v), achieving comparable sweetness perception while cutting production costs by 18%.
Case 2: Pharmaceutical Syrup Development
Enabled 100% sugar-free pediatric syrup with 0.05% stevia extract, improving compliance in diabetic patients while maintaining API stability.
5. Verified Client Success Stories
Client A: HealthyBev Co. (USA)
- Challenge: Create keto-certified energy drink with ≤1g net carbs
- Solution: 0.04% stevia extract + 2% erythritol blend
- Result: 78% consumer preference over competitor products
Client B: PharmaNatural Solutions (Germany)
- Challenge: Mask bitter taste of ibuprofen in chewables
- Solution: 0.1% stevia microencapsulated with gum arabic
- Result: 40% reduction in flavoring costs
6. Request Customized Formulation Support
Our technical team specializes in stevia-based solutions for:
- Sugar reduction strategies
- Clean-label product development
- Cost optimization programs
Contact our experts for formulation assistance or sample requests:
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