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Corn Starch

Excipient (pharmacologically inactive substance)

Medically reviewed by Last updated on April 1, 2021.

What is it?

Corn starch is a natural starch product that is derived from the corn kernel. It is a white to slightly yellowish fine powder commonly used in the food and pharmaceutical manufacturing industries.

In the pharmaceutical industry it is used as a disintegrant and binder. Disintegrants enable tablets and capsules to break down into smaller fragments (dissolve) so that the drug can be released for absorption.[1]

Corn starch is on the generally recognized as safe food substances list published by by the FDA.[2]

Top Medications with this excipient


[1] [1]Dave RH. Overview of pharmaceutical excipients used in tablets and capsules. Drug Topics (online). Advanstar. 10/24/2008; Accessed 08/19/2011.

[2] FDA’s SCOGS database; corn starch, Report No. 977050-51-3, 1979.; ID Code: 96; Accessed August 12, 2011

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.