Glycerin in Medications Glycerin: A Common Pharmaceutical Ingredient Glycerin, also known as glycerol, is a colorless, viscous, sweet-tasting liquid derived from natural oils or synthesized. It does not treat medical conditions, but it plays an important role in tablet formation and product consistency.
What Is Glycerin? Glycerin is a humectant and solvent widely used in liquid and semi-solid formulations.
Why Is Glycerin Used in Medications? Glycerin is used because it:
- Acts as a humectant to retain moisture and prevent drying
- Serves as a solvent or co-solvent to dissolve active ingredients
- Functions as a sweetener in oral liquids and lozenges
- Provides viscosity and stability in syrups, gels, and suppositories
These properties make it useful in both prescription and over-the-counter products.
Ingredient Names to Look For Glycerin may be listed as:
- Glycerin
- Glycerol
- Glycerine
- 1,2,3-Propanetriol
Where Does Glycerin Appear? It is commonly found in:
- Syrups and oral liquids
- Lozenges
- Suppositories
- Topical ointments and creams
How to Check a Medication’s Ingredient List Ingredient lists can vary by manufacturer and dosage form. Use PillParser to scan a medication and view its ingredient list.
To keep PillParser free, anonymous scans are limited.
Understanding ingredient differences is especially important for individuals with known sensitivities. RxAllergyScan.com allows users to compare medication ingredients against their personal allergen profile.Educational Note This page provides educational information only and does not make medical claims.