Lactulose
Lactulose (CAS: 4618-18-2, C12H22O11) is a synthetic disaccharide with a molecular weight of 342.30 g/mol. It functions as an osmolyte, primarily used to relieve constipation and promote beneficial gut flora. Additionally, Lactulose aids in stabilizing blood glucose and insulin levels. TSS supplies this compound for various biochemical and research applications.
- IUPAC
- 4-O-β-D-Galactopyranosyl-D-fructofuranose,4-O-β-D-Galactopyranosyl-D-fructose

Gastrointestinal Health
Lactulose serves as an effective osmolyte, drawing water into the colon to soften stool and promote bowel regularity. It is also utilised to support the growth of beneficial gut bacteria, contributing to a healthy intestinal environment.
Metabolic Support
Research indicates Lactulose's potential role in managing metabolic parameters. It may assist in stabilising blood glucose and insulin levels, making it a compound of interest in biochemical studies.
Biochemical Research
As a well-defined carbohydrate, Lactulose is valuable in laboratory settings for various biochemical investigations and as a reference standard.
| Molecular weight | 342.30 |
|---|---|
| Empirical formula | C12H22O11 |
| Assay | ≥95% |
| Optical activity | [α]20/D −48±2°, 24 hr, c = 1% in H2O |
| Application | Lactulose, a disaccharide composed of fructose and galactose units, is used as an osmolyte that relieves constipation and supports probiotic processes in the intestine and colon. Lactulose helps stabilize blood glucose and insulin levels. |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 2 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Lactulose used for?
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Lactulose is used to relieve constipation and support probiotic processes in the intestine and colon. It also helps stabilize blood glucose and insulin levels.
What are the CAS number and formula for Lactulose?
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The CAS number for Lactulose is 4618-18-2, and its molecular formula is C12H22O11.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Lactulose with an assay of ≥95%. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for Lactulose?
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When handling Lactulose, it is advised to use eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The WGK Germany classification is 2.
How is Lactulose packed and shipped?
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Lactulose is carefully packed to maintain its integrity during transit and is available for global export by TSS.
How can I request a sample or quote for Lactulose?
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To request a sample or quote for Lactulose, please contact our sales team via the website or by phone.
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