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. 2022 Apr 21;14(5):909. doi: 10.3390/pharmaceutics14050909

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Various possibilities of combining CaCO₃ particles and Alg, including (A) using CCPs as a template; (B) crosslinking Alg gels by a mineralization process; and (C) crosslinking Alg gels into a composite gel.