WITEPSOL S Series

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Product Information

WITEPSOL S Series products are used in suppositories and ovules. WITEPSOL® products of series S are special grades which contain particular auxiliaries in addition to the hard fat of pharmacopoeias. They are used for the preparation of vaginal and rectal forms of medicines which require better wetting of mucous membranes and enhanced dispersibility and are intended to promote absorption. The most important auxiliary is an ethoxylated cetyl stearyl alcohol.

WITEPSOL S series ingredients are hard fats comprise of fatty acids and glycerol. Fatty acids and glycerol are based on vegetable sources. WITEPSOL® hard fats are white or almost white, brittle to slightly soft and odorless excipients in a pastille shape.

WITEPSOL S series hard fats are primarily used for the production of suppositories and ovules. Due to the fact that pure hard fats are GRAS listed, those WITEPSOL® bases containing no additives can be also used in the following applications:

• Capsule fillings (filling base in hard and soft gel caps, acting as a carrier)
• Chewing tablets
• SLN (Solid Lipid Nanoparticles) processes
• Microencapsulation
• Implants

There are 3 grades in the WITEPSOL S series:

To obtain a quote or sample within the United States, please fill out the request form to the left.