Hydroxypropyl Methylcellulose (Capsules)

A semisynthetic, inert polymer derived from cellulose, commonly used for vegetarian capsule shells and controlled-release formulations
Excipients Fillers and Binders Research: Extensive

Scientific Name

Hydroxypropyl Methylcellulose (HPMC)

Classifications

Processing: chemical-modification
Source: modified-cellulose
Type: cellulose-ether

Benefits

  • Provides inert carrier for active ingredients
  • Creates vegetarian-friendly capsule alternatives
  • Improves tablet binding and stability
  • Adds bulk to supplement formulations
  • Serves as insoluble fiber in some supplements

Specific Properties

  • Forms clear, tough films
  • Dissolves in both cold and hot water
  • Variable viscosity based on molecular weight
  • Stable across wide pH range

Safety Notes

Generally recognized as safe (GRAS) by the FDA. Indigestible by humans but not associated with adverse effects. May cause mild bloating or gas in some individuals when consumed in large amounts. Acts as insoluble fiber in the digestive system.

Related Products

About Cellulose

A polysaccharide consisting of linear chains of glucose units, derived from plant cell walls and widely used in supplement formulations as filler, binder, and for vegetarian capsule shells

Back to Cellulose

Forms of Hydroxypropyl Methylcellulose (Capsules)

HPMC Vegetarian Capsules

Empty capsule shells made from hydroxypropyl methylcellulose used for vegetarian and vegan supplement formulations

Excipients Fillers and binders Research: Extensive

HPMC Controlled Release Matrix

Specialized HPMC formulation used to create time-released or extended-release supplement formulations

Excipients Fillers and binders Research: Moderate