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Solid Lipid Nanoparticles SLNs for Intracellular Targeting Applications
Published on: November 17, 2015
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Advances in Encapsulating Marine Bioactive Compounds Using Nanostructured Lipid Carriers (NLCs) and Solid Lipid
Rita Favas1,2, Hugo Almeida1,2,3, Andreia F Peixoto4
1UCIBIO (Applied Molecular Biosciences Unit), Laboratory of Pharmaceutical Technology, Faculty of Pharmacy, University of Porto, 4050-313 Porto, Portugal.
Pharmaceutics
|January 8, 2025
Summary
Marine bioactive compounds offer health benefits but face stability issues. Lipid nanoparticles, like solid lipid nanoparticles (SLNs) and nanostructured lipid carriers (NLCs), can improve their delivery in cosmetics and supplements, though safety and regulation require further study.
Area of Science:
- Marine biotechnology
- Nanotechnology
- Cosmeceuticals and nutraceuticals
Background:
- Growing consumer interest in natural ingredients for health and appearance.
- Marine bioactive compounds possess beneficial properties but suffer from poor stability and solubility.
- Need for advanced delivery systems to enhance the efficacy of marine compounds.
Purpose of the Study:
- To explore the potential of lipid nanoparticles (SLNs and NLCs) for encapsulating marine bioactive compounds.
- To evaluate the effectiveness of nanoencapsulation for improving the absorption of these compounds.
- To highlight the current regulatory gaps and the need for further safety assessments.
Main Methods:
- Review of existing literature on marine bioactive compounds and lipid nanoparticles.
- Analysis of studies investigating the use of SLNs and NLCs for oral and cutaneous delivery.
- Examination of the impact of nanoencapsulation on compound stability and bioavailability.
Main Results:
- Lipid nanoparticles (SLNs and NLCs) show promise in protecting marine compounds and enhancing their absorption.
- Nanoencapsulation can improve the formulation of cosmetics and food supplements with marine ingredients.
- Effectiveness demonstrated across oral and cutaneous delivery routes.
Conclusions:
- Nanoencapsulation using SLNs and NLCs is a viable strategy for overcoming limitations of marine bioactive compounds.
- Further in vivo studies are crucial to establish safety and efficacy in humans and animals.
- Global regulatory frameworks are needed to govern the application of these nano-formulated marine ingredients.

