Is Polyethylene Glycol (PEG) halal?
Polyethylene Glycol (PEG) is classified halal for halal use with High confidence. A family of synthetic polyethers used as binders, lubricants, osmotic laxatives (PEG-3350), and in lipid nanoparticles. Fully synthetic from ethylene oxide; halal. Severe PEG allergy is rare but clinically important.
Excipient (binder/solubilizer) · Confidence: High
Also known as: macrogol, PEG-300, PEG-3350, PEG-4000, polyox
A family of synthetic polyethers used as binders, lubricants, osmotic laxatives (PEG-3350), and in lipid nanoparticles.
Source:FDA IIG — PEG entriesDailyMed — MiraLAX (PEG-3350) label
Improves tablet binding, solubility, and modified-release behaviour; key component of laxatives and mRNA-vaccine lipid carriers.
See:FDA IIG — PEG entriesDailyMed — MiraLAX (PEG-3350) label
Fully synthetic from ethylene oxide; halal. Severe PEG allergy is rare but clinically important.
Source:FDA IIG — PEG entriesDailyMed — MiraLAX (PEG-3350) label
- Petrochemical synthesis
Questions to ask
- Is PEG-allergy testing relevant for me before this product?
Reason codes
Evidence & citations2
AuditCommon questions
- Is Polyethylene Glycol (PEG) halal?
- RxHalal currently classifies Polyethylene Glycol (PEG) as HALAL (High confidence). Fully synthetic from ethylene oxide; halal. Severe PEG allergy is rare but clinically important. This is information only — not a fatwa or medical advice.
- What is Polyethylene Glycol (PEG) used for in medicines?
- A family of synthetic polyethers used as binders, lubricants, osmotic laxatives (PEG-3350), and in lipid nanoparticles. Improves tablet binding, solubility, and modified-release behaviour; key component of laxatives and mRNA-vaccine lipid carriers.
- What are common sources of Polyethylene Glycol (PEG)?
- Common sources include: Petrochemical synthesis. Manufacturers often do not disclose which source is used.
- Is PEG-allergy testing relevant for me before this product?
- Ask your pharmacist or prescriber. RxHalal lists this because Polyethylene Glycol (PEG) is halal in our cited database.
Medicines using this excipient
- MiraLAX Polyethylene Glycol 3350 Powder· Bayer HealthCareLooks Halal
- Estradiol Transdermal Patch (generic)· Mylan PharmaceuticalsLooks Halal
- Plavix 75 mg Tablet (Clopidogrel)· Bristol-Myers Squibb / SanofiUncertain
- Toprol XL 50 mg (Metoprolol Succinate ER)· AstraZenecaUncertain
- Glucophage XR 500 mg· Bristol-Myers SquibbUncertain
- Mucinex DM 600 mg / 30 mg Extended-Release Tablet· Reckitt BenckiserUncertain
Seen most often in these conditions
Where this excipient turns up across RxHalal's tracked treatment categories.
- Digestive Health & Anti-Emetics2 of 8 (25%)
- Infections (Antibiotics)2 of 10 (20%)
- Inflammatory Bowel Disease (IBD)2 of 5 (40%)
- ADHD1 of 3 (33%)
- Allergies1 of 12 (8%)
Showing top 5 of 10 matched conditions.