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Send EmailErythritol, meso-Erythritol, E968, 149-32-6
| Parameter | Information |
|---|---|
| Product Name | Erythritol |
| Chemical Name | meso-Erythritol |
| Synonyms (Turkish) | Eritritol, mezo-Eritritol, Eritrit, E968 |
| Synonyms (English) | Erythritol, meso-Erythritol, Erythrit, (2R,3S)-Butane-1,2,3,4-tetrol, 1,2,3,4-Butanetetrol |
| E Number | E968 |
| CAS Number | 149-32-6 |
| Molecular Formula | C₄H₁₀O₄ |
| Molecular Weight | 122.12 g/mol |
| Appearance | White, crystalline powder or granules |
| Odor | Odorless |
| Taste | Sweet (70% of sucrose sweetness), with a cooling effect |
Erythritol Structure (meso-Erythritol):
CH₂OH
|
H — C — OH
|
HO — C — H
|
CH₂OH
Structure Description:
Four-carbon sugar alcohol (polyol).
meso form (optically inactive).
Naturally occurring in fruits and fermented foods.
White, crystalline powder with a sweet taste.
Approximately 70% as sweet as sucrose.
Provides a distinctive cooling sensation in the mouth (endothermic dissolution).
Zero calories (0 kcal/g) as recognized by major regulatory bodies.
| Parameter | Information |
|---|---|
| Product Name | Erythritol |
| Chemical Name | meso-Erythritol |
| Synonyms (Turkish) | Eritritol, mezo-Eritritol, Eritrit, E968 |
| Synonyms (English) | Erythritol, meso-Erythritol, Erythrit, (2R,3S)-Butane-1,2,3,4-tetrol, 1,2,3,4-Butanetetrol |
| E Number | E968 |
| CAS Number | 149-32-6 |
| EC Number | 205-737-3 |
| Molecular Formula | C₄H₁₀O₄ |
| Molecular Weight | 122.12 g/mol |
| Chemical Class | Sugar alcohol (Polyol); Sweetener; Food additive |
| Source | Natural (fermentation of glucose by yeast) or synthetic |
| Physical State (20°C) | Solid (crystalline powder or granules) |
| Odor | Odorless |
| Color | White |
| Taste | Sweet (70% of sucrose sweetness), cooling effect |
| Property | Value | Test Method / Note |
|---|---|---|
| Appearance | White, crystalline powder or granules | Visual |
| Odor | Odorless | Olfactometric |
| Molecular Weight | 122.12 g/mol | Calculated |
| Density | 1.45 g/cm³ | ASTM D4052 |
| Melting Point | 119 – 122°C | DSC |
| Boiling Point | 329 – 331°C | – |
| Solubility in Water (20°C) | ~ 61 g/100 g (good solubility) | General Method |
| Solubility in Ethanol | Slightly soluble | General Method |
| Solubility in Methanol | Slightly soluble | General Method |
| pH (10% Solution) | ~ 5.0 – 7.0 (neutral) | pH Meter |
| Sweetness (Relative to Sucrose) | ~ 70% | – |
| Caloric Value | 0 kcal/g (0.2 kcal/g in some countries) | – |
| Glycemic Index | 0 (does not affect blood sugar) | – |
| Cooling Effect | Significant (endothermic dissolution) | – |
| Hygroscopicity | Low (non-hygroscopic) | – |
| Stability | Stable under normal conditions | – |
| Heat Stability | Good (stable at high temperatures) | – |
| Fermentability | Non-fermentable by oral bacteria | – |
| Heavy Metals (as Pb) | ≤ 10 ppm | AAS / ICP |
| Arsenic (As) | ≤ 2 ppm | AAS / ICP |
| Lead (Pb) | ≤ 2 ppm | AAS / ICP |
| Loss on Drying | ≤ 0.5% | Gravimetric |
| Assay (Erythritol) | ≥ 99.5% | HPLC |
| Property | Erythritol | Xylitol | Maltitol | Sorbitol | Stevia (Sweetener) |
|---|---|---|---|---|---|
| Sweetness (vs Sucrose) | ~70% | ~100% | ~75-90% | ~60% | ~200-300x |
| Calories (kcal/g) | 0 | 2.4 | 2.1 | 2.6 | 0 |
| Glycemic Index | 0 | 7 | 35 | 9 | 0 |
| Cooling Effect | High | High | Moderate | Low | None |
| Digestive Tolerance | Excellent (no GI issues) | Moderate (may cause gas) | Low (laxative effect) | Low (laxative effect) | Good |
| Dental Benefits | Yes (non-cariogenic) | Yes | Yes (limited) | Yes (limited) | Yes |
| Hygroscopicity | Low | High | High | High | Moderate |
| Source | Fermentation | Birch/corn | Starch/corn | Corn/starch | Plant leaf |
| Cost | Moderate-High | High | Moderate | Low | Low-Moderate |
| Primary Use | Low-calorie sweetener, baking | Chewing gum, dental | Confectionery | Food, pharma | Table sweetener, beverages |
| Property | Description |
|---|---|
| Sweetness Perception | Activates sweet taste receptors on the tongue; Provides 70% of sucrose sweetness; Unique cooling sensation from endothermic dissolution; Enhances flavor profiles. |
| Zero-Calorie Metabolism | Approximately 90% absorbed in the small intestine; Excreted unchanged in urine (no metabolism); Only 10% reaches the large intestine; Provides virtually zero calories (0 kcal/g). |
| Blood Sugar Regulation | Does not raise blood glucose levels; Does not stimulate insulin secretion; Glycemic index of 0; Safe for diabetics. |
| Dental Health | Non-fermentable by oral bacteria; Does not produce acids that cause tooth decay; Reduces plaque formation; Promotes oral health. |
| Digestive Tolerance | Rapidly absorbed in the small intestine; Minimal exposure to gut bacteria; Does not cause gas, bloating, or laxative effects; Better tolerated than other polyols. |
| Cooling Effect | Absorbs heat during dissolution (endothermic); Provides a refreshing, cool sensation in the mouth; Enhances mint and fruit flavors. |
Industrial Production Method (Fermentation):
Process Flow:
Glucose (Corn or Wheat Starch) → Yeast Fermentation (Osmophilic yeast) → Filtration → Purification → Decolorization → Concentration → Crystallization → Centrifugation → Drying → Milling → Final Product
Step-by-Step Description:
Raw Material: Glucose syrup derived from corn, wheat, or cassava starch.
Fermentation: Glucose is fermented using osmophilic yeast (such as Moniliella pollinis or Trichosporonoides megachiliensis) under aerobic conditions.
Filtration: The fermented broth is filtered to remove yeast cells and debris.
Purification: The filtrate is purified through ion exchange and activated carbon treatment.
Decolorization: The solution is decolorized to obtain a clear, colorless liquid.
Concentration: The purified solution is concentrated by evaporation.
Crystallization: The concentrated solution is cooled to allow erythritol crystals to form.
Centrifugation: Crystals are separated from the mother liquor.
Drying: Crystals are dried to achieve the desired moisture content.
Milling: Dried product is milled to achieve the desired particle size.
Final Product: White crystalline powder or granules (≥ 99.5% purity).
Natural Occurrence: Erythritol occurs naturally in fruits (melons, pears, grapes) and fermented foods (soy sauce, wine, beer). However, the concentration is very low, and commercial production is primarily through fermentation.
| Property | Description |
|---|---|
| Low-Calorie Sweetener | Provides sweetness with virtually zero calories; Ideal for weight management and calorie reduction; Approved as 0 kcal/g by FDA, EU, Japan. |
| Diabetic-Friendly | Does not raise blood glucose or insulin levels; Glycemic index of 0; Safe for diabetics and insulin-resistant individuals. |
| Dental-Friendly | Non-cariogenic (does not cause tooth decay); Reduces plaque formation; Used in oral care products (toothpaste, mouthwash). |
| Baking Stabilizer | Heat-stable (does not degrade at high temperatures); Non-hygroscopic (does not absorb moisture); Extends shelf life of baked goods; Provides volume and texture. |
| Cooling Sensation | Endothermic dissolution creates a cooling effect; Enhances mint, fruit, and citrus flavors; Provides refreshing mouthfeel. |
| Digestive Tolerance | Well-tolerated with minimal GI side effects; Better tolerated than xylitol, sorbitol, and maltitol; Safe for individuals with sensitive digestive systems. |
| Carrier/Excipient | Used as a carrier in pharmaceutical tablets; Used as a bulking agent in powdered formulations; Used in effervescent tablets and syrups. |
| Industry / Application | Function | Typical Use |
|---|---|---|
| Food & Beverages | Sweetener, bulking agent, texture improver | Confectionery (sugar-free chocolate, gums, hard/soft candies); Bakery products (cakes, cookies, pastries); Beverages (diet drinks, flavored water, sports drinks); Dairy products (ice cream, flavored yogurt, pudding); Table sweeteners (powder, tablets). |
| Pharmaceutical | Excipient, sweetener, filler | Chewable tablets; Effervescent tablets; Lozenges and pastilles; Syrups (sweetener and texture improver); Pediatric formulations (masking bitter taste). |
| Cosmetics & Personal Care | Humectant, sweetener, antibacterial | Oral care (toothpaste, mouthwash – sweetener and antibacterial); Skin care (creams, lotions – moisturizing properties). |
| Dietary Supplements | Sweetener, bulking agent | Protein powders; Meal replacement shakes; Vitamin and mineral formulations; Sports nutrition products. |
| Animal Feed | Low-calorie sweetener, palatability enhancer | Pet food; Livestock feed (palatability improvement). |
Low-Calorie Beverage Sweetener Blend:
| Component | Amount |
|---|---|
| Erythritol | 5 – 10% |
| Stevia (or Monk Fruit) | 0.01 – 0.05% |
| Water | To 100% |
| Flavorings, Acidulants | As required |
Instructions: Dissolve erythritol and stevia in water; Adjust sweetness and flavor; Pasteurize or filter; Package in appropriate containers.
Sugar-Free Chocolate:
| Component | Amount |
|---|---|
| Erythritol | 20 – 30% |
| Cocoa Butter | 30 – 40% |
| Cocoa Mass | 20 – 30% |
| Emulsifiers (Soy Lecithin) | 0.5 – 1.5% |
| Vanilla Flavor | As required |
Instructions: Conch and temper as standard chocolate; Add erythritol during the conching process; Cool and mold.
| Parameter | Food Grade | Pharmaceutical Grade | Cosmetic Grade | Test Method |
|---|---|---|---|---|
| Appearance | White crystalline powder | White crystalline powder | White crystalline powder | Visual |
| Assay (Erythritol) | ≥ 99.5% | ≥ 99.5% | ≥ 99.0% | HPLC |
| Loss on Drying | ≤ 0.5% | ≤ 0.3% | ≤ 0.5% | Gravimetric |
| Specific Rotation [α]20/D | 0° (meso) | 0° (meso) | 0° (meso) | Polarimetry |
| pH (10% Solution) | 5.0 – 7.0 | 5.0 – 7.0 | 5.0 – 7.0 | pH Meter |
| Reducing Sugars | ≤ 0.3% | ≤ 0.2% | ≤ 0.3% | Titrimetric |
| Heavy Metals (as Pb) | ≤ 10 ppm | ≤ 5 ppm | ≤ 10 ppm | AAS / ICP |
| Arsenic (As) | ≤ 2 ppm | ≤ 1 ppm | ≤ 2 ppm | AAS / ICP |
| Lead (Pb) | ≤ 2 ppm | ≤ 1 ppm | ≤ 2 ppm | AAS / ICP |
| Particle Size | Customer requirement | Customer requirement | Customer requirement | Sieve |
| Microbial Count | ≤ 1000 CFU/g | ≤ 500 CFU/g | ≤ 1000 CFU/g | Microbiological |
| Parameter | Value |
|---|---|
| Acute Oral Toxicity (LD50, Rat) | > 5,000 mg/kg (very low toxicity) |
| Acute Dermal Toxicity | Non-toxic; Non-irritating |
| Skin Irritation | Non-irritating |
| Eye Irritation | Mildly irritating (powder) |
| Inhalation Toxicity | May cause respiratory irritation (dust) |
| Chronic Toxicity | No significant adverse effects at normal use levels |
| Carcinogenicity | Not classified as carcinogenic |
| Mutagenicity | Not mutagenic |
| Reproductive Toxicity | No reproductive toxicity at normal levels |
| Allergenicity | Low allergenicity |
| Digestive Tolerance | Well-tolerated; Minimal GI effects (gas, bloating) at high doses |
| Acceptable Daily Intake (ADI) | Not specified (safe as a food ingredient) |
| Special Toxicity Note | GRAS (Generally Recognized as Safe) by FDA; Approved by EFSA, Japan, and >38 countries; Safe for use in food and pharmaceutical applications; Non-toxic; Non-irritating; Well-tolerated; Laxative threshold: ~0.8-1.0 g/kg body weight (higher than other polyols); Generally safe for consumption. |
GHS Classification (in accordance with CLP and UN GHS):
| Hazard Class | Category | H-Statement |
|---|---|---|
| Not classified as hazardous according to CLP criteria | – | – |
Signal Word: None (Not classified as hazardous)
Hazard Pictograms: None
NFPA 704 Hazard Classification:
| Health | Flammability | Reactivity | Special |
|---|---|---|---|
| 0 | 0 | 0 | - |
| (Minimal health hazard) | (Non-flammable) | (Stable) | (None) |
| Code | Statement |
|---|---|
| P264 | Wash hands thoroughly after handling |
| P271 | Use only outdoors or in a well-ventilated area |
| P280 | Wear protective gloves/protective clothing/eye protection/face protection |
| P302+P352 | IF ON SKIN: Wash with plenty of soap and water |
| P304+P340 | IF INHALED: Remove person to fresh air and keep comfortable for breathing |
| P305+P351+P338 | IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and continue rinsing |
| P332+P313 | If skin irritation occurs: Get medical advice/attention |
| P337+P313 | If eye irritation persists: Get medical advice/attention |
| P362+P364 | Take off contaminated clothing and wash it before reuse |
| P403+P233 | Store in a well-ventilated place. Keep container tightly closed |
| P501 | Dispose of contents/container in accordance with local/regional/national/international regulations |
| Exposure Route | Action to Take |
|---|---|
| Inhalation | Remove to fresh air immediately. If respiratory irritation develops, seek medical attention. |
| Skin Contact | Wash with plenty of soap and water. Remove contaminated clothing. If irritation persists, get medical attention. |
| Eye Contact | Rinse immediately with plenty of water for at least 15 minutes. Keep eyelids open. Remove contact lenses if present. If irritation persists, seek medical attention. |
| Ingestion | Rinse mouth. Drink plenty of water. Seek medical attention if large quantities are ingested or if feeling unwell. |
| Parameter | Information |
|---|---|
| Fire Hazard | Non-flammable organic material. May burn with thick smoke at high temperatures. |
| Hazards Arising from Fire | Thermal decomposition produces carbon monoxide, carbon dioxide, and irritating fumes. |
| Suitable Extinguishing Media | Water spray, CO₂, dry chemical powder, foam. |
| Unsuitable Extinguishing Media | Water jet (may spread dust) |
| Special Protective Equipment | Self-contained breathing apparatus (SCBA), full protective clothing. |
| Special Precautions | Prevent dust from entering sewers and waterways. Avoid dust cloud formation. |
| Parameter | Information |
|---|---|
| Storage Conditions | Store in a cool, dry, well-ventilated area; PROTECT FROM LIGHT, HEAT, and MOISTURE; Keep away from direct sunlight; Recommended: below 25°C, <65% relative humidity. |
| Container Requirements | Tightly closed, moisture-proof containers (PE-lined bags, HDPE containers, aluminum foil bags). |
| Materials to Protect From | Light, heat, moisture, strong oxidizing agents |
| Shelf Life | 36 – 60 months (3-5 years) in unopened original packaging, under proper storage conditions. |
| Stability Note | Stable under recommended storage conditions; Non-hygroscopic (does not absorb moisture); Heat stable; Does not degrade under normal storage; Protect from moisture and heat. |
| Special Storage Requirements | Store in a dark, cool, dry place; Avoid exposure to air and moisture; Opened containers must be resealed immediately. |
| Packaging Type | Quantity | Material |
|---|---|---|
| Aluminum Foil Bag | 1 kg, 5 kg, 10 kg | Aluminum foil laminated bag (moisture and light-proof) |
| PE-Lined Paper Bag | 10 kg, 20 kg, 25 kg | PE-lined kraft paper bag (moisture-proof) |
| Plastic Drum | 25 kg, 50 kg | HDPE / Polypropylene (moisture-proof) |
| Fiber Drum | 20 kg, 25 kg | PE-lined fiberboard drum |
| FIBC / Big Bag | 500 kg, 1000 kg | PE-lined, moisture-resistant PP woven bag |
| Parameter | Information |
|---|---|
| UN Number | Not regulated (non-hazardous) |
| Hazard Class | Not applicable |
| Packing Group | Not applicable |
| ADR/RID | Not regulated |
| IMDG Code | Not regulated (non-hazardous) |
| IATA (Air) | Not regulated (non-hazardous) |
| Marine Pollutant | No |
| Transport Temperature | Ambient temperature; Protect from moisture and heat. |
| Region / Authority | Status |
|---|---|
| European Union | Food additive E968 approved by EFSA; Approved for food use; No ADI specified (safe). |
| USA (TSCA) | Listed (TSCA Inventory) |
| USA (FDA) | GRAS (Generally Recognized as Safe) ; 21 CFR 184.1915; Approved for food use; Approved as 0 kcal/g. |
| Turkey | Food additive E968; Ministry of Agriculture approval required; Approved for use; KKDIK regulation compliance required. |
| EFSA | Approved for food use; No ADI specified (safe). |
| JECFA | Approved; No ADI specified; Specifications included. |
| USP/NF | Erythritol monograph listed. |
| IARC | Not classified (non-carcinogenic) |
| NTP | Not listed |
| OSHA | Regulated as nuisance dust |
| California (Prop 65) | Not listed |
| Halal | Yes (with certification) |
| Kosher | Yes (with certification) |
| Vegan | Yes (plant-derived, no animal ingredients) |
| Type | Name |
|---|---|
| Turkish Names | Eritritol, mezo-Eritritol, Eritrit, E968 |
| English Names | Erythritol, meso-Erythritol, Erythrit, (2R,3S)-Butane-1,2,3,4-tetrol, 1,2,3,4-Butanetetrol |
| Trade Names | Erythrit, Zerose, Eridex, Erylite |
| E Number | E968 |
| CAS Number | 149-32-6 |
| EC Number | 205-737-3 |
| HS Code | 2905.49 |
| Parameter | Value |
|---|---|
| Product | Erythritol (E968) |
| CAS Number | 149-32-6 |
| E Number | E968 |
| Molecular Formula | C₄H₁₀O₄ |
| Molecular Weight | 122.12 g/mol |
| Appearance | White, crystalline powder or granules |
| Melting Point | 119 – 122°C |
| Sweetness (vs Sucrose) | ~70% |
| Caloric Value | 0 kcal/g |
| Glycemic Index | 0 |
| Primary Functions | Low-calorie sweetener, bulking agent, texture improver |
| Main Application Areas | Food & beverages, pharmaceuticals, cosmetics, dietary supplements |
| Shelf Life | 36 – 60 months |
| GHS Signal Word | None (Not classified as hazardous) |
| UN Number | Not regulated |
| Special Properties | Zero-calorie sweetener; Non-cariogenic; Diabetic-friendly; Non-hygroscopic; Heat stable; Well-tolerated (no GI issues); GRAS status; FDA approved; Vegan; Halal; 0 glycemic index. |
CRITICAL WARNINGS:
GRAS Status: FDA GRAS (21 CFR 184.1915); EFSA approved; Safe for food and pharmaceutical use.
Zero Calories: 0 kcal/g approved by FDA, EU, and Japan; Ideal for weight management.
Diabetic Friendly: Glycemic index of 0; Does not affect blood sugar or insulin levels.
Non-Cariogenic: Does not cause tooth decay; Safe for dental health.
Good Tolerance: Well-tolerated; Minimal GI issues (gas, bloating); Laxative threshold is higher than other polyols (~0.8-1.0 g/kg body weight).
Non-Hygroscopic: Does not absorb moisture; Excellent for baking and dry formulations.
Heat Stable: Stable at high temperatures; Suitable for baking and cooking.
Cooling Effect: Provides a refreshing cooling sensation (endothermic dissolution).
Natural Occurrence: Found naturally in fruits and fermented foods; Commercially produced by fermentation.
Global Market Growth: Expected CAGR of 4-10% (2024-2034); Driven by increasing obesity and diabetes cases, keto and low-carb diet trends.
BEST PRACTICE RECOMMENDATIONS:
Food & Beverages: Use as low-calorie sweetener and bulking agent; Confectionery, bakery, beverages, dairy; Dosage: 5-20% depending on product; Replace sugar with erythritol at 70% sweetness; Combine with stevia or monk fruit for sweetness adjustment; Excellent for baking (heat-stable, non-hygroscopic).
Pharmaceutical: Use as excipient and filler; Chewable tablets, effervescent tablets, lozenges, syrups; Pharmaceutical grade required; Use in pediatric formulations for taste masking.
Cosmetics: Use as humectant and sweetener; Oral care products (toothpaste, mouthwash); Skin care products (creams, lotions); Dosage: 1-5%.
Dietary Supplements: Use as sweetener and bulking agent; Protein powders, meal replacements; Vitamin and mineral formulations.
Handling: Use in well-ventilated areas; Avoid dust formation; Use dust masks when handling powder; Use gloves and safety goggles.
Personal Protective Equipment: Dust mask (N95/FFP2) if dust is generated, safety goggles, chemical-resistant gloves, protective clothing.
Hygiene: Wash hands thoroughly after handling; Do not eat, drink, or smoke while using; Remove contaminated clothing and wash before reuse.
Storage: Store in tightly closed, moisture-proof containers; Store in cool, dry, well-ventilated area; Protect from moisture and heat; Recommended: <25°C, <65% RH; Opened containers must be resealed immediately; Shelf life: 36-60 months under proper conditions.
Spill Management: Sweep or vacuum (HEPA) and place in suitable sealed container; Avoid dust formation; Do not allow entry into drains or waterways.
Disposal: Dispose of in accordance with local, regional, and national regulations; Non-hazardous waste; Can be incinerated in compliance with regulations.
DETECTION METHODS:
| Method | Description | Advantages | Disadvantages |
|---|---|---|---|
| HPLC | Quantitative analysis of erythritol | High sensitivity, accurate, USP method | High cost, requires expertise |
| GC | After derivatization | High sensitivity | Complex sample preparation |
| Polarimetry | Specific rotation measurement | Simple, rapid | Not specific (meso form = 0°) |
| FTIR | Functional group identification | Fast, non-destructive | Requires reference spectra |
| Refractometry | Brix measurement | Rapid, simple | Not specific |
| Enzymatic Assay | Specific enzyme-based detection | Specific, sensitive | Requires enzyme reagents |
| Product | Chemical Name / E Code | Application | Strength | Weakness | Status |
|---|---|---|---|---|---|
| Erythritol (E968) | C₄H₁₀O₄ | Food, pharma, cosmetics | Zero calories, 0 GI, non-cariogenic, non-hygroscopic | 70% sweetness, cooling effect | Widely approved |
| Xylitol (E967) | C₅H₁₂O₅ | Chewing gum, dental | 100% sweetness, dental benefits | High calories (2.4 kcal/g), gas/bloating | Widely approved |
| Maltitol (E965) | C₁₂H₂₄O₁₁ | Confectionery, baking | 75-90% sweetness, good texture | High calories (2.1 kcal/g), laxative effect | Widely approved |
| Sorbitol (E420) | C₆H₁₄O₆ | Food, pharma | Low cost, widely used | Low sweetness (60%), laxative effect | Widely approved |
| Stevia (E960) | Steviol glycosides | Beverages, table sweetener | Zero calories, 200-300x sweetness | Bitter aftertaste, low bulking | Widely approved |
| Monk Fruit | Mogroside | Beverages | Zero calories, 150-300x sweetness | Expensive, limited applications | Widely approved |
LEGAL DISCLAIMER:
The information provided in this document is based on our current knowledge and experience and is presented in good faith. However, as all conditions of use are beyond our control, it does not constitute a binding specification or warranty. This Technical Data Sheet is for informational purposes only. Users are responsible for testing the suitability for their own applications and for complying with all local, regional, and national regulations. For complete safety, storage, use, handling, waste, and regulatory compliance information, please refer to the official Safety Data Sheet (SDS/MSDS) provided by the manufacturer/supplier.