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US 2013/0296262 A1Published application
Hyaluronic acid stabilizer
OwnerKaren K. Browninventor
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Abstract
An embodiment of the present disclosure provides a composition that comprises hyaluronic acid, or its salt or derivative thereof, and an antimicrobial agent, such as zinc citrate, that does not degrade the hyaluronic acid molecule.
Claims21
A composition comprising hyaluronic acid, or its salt or derivative thereof, and zinc citrate as an antimicrobial agent.
An aqueous-based composition comprising about 0.001% to about 5% by weight hyaluronic acid, or its salt or derivative thereof, having a molecular weight of about 100,000 Daltons to about 3 million Daltons;
- and about 0.0001% to about 50% by weight zinc citrate.
An aqueous-based composition comprising:
- 0.001% to 5% by weight hyaluronic acid, its salt or derivative thereof, and about 0.0001% to about 50% by weight zinc citrate;
- wherein the composition has an original viscosity as measured at a time 0 by a rheologic viscosity method;
- and
- wherein the original viscosity does not reduce more than about 50% over about 6 months, as measured by the rheologic viscosity method.
1 more element
Dependencies are inferred from the claim text.