Advances in Technologies for Highly Active Omega-3 Fatty Acids from Krill Oil: Clinical Applications

<i>Euphausia superba</i>, commonly known as krill, is a small marine crustacean from the Antarctic Ocean that plays an important role in the marine ecosystem, serving as feed for most fish. It is a known source of highly bioavailable omega-3 polyunsaturated fatty acids (eicosapentaenoic...

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Main Authors: Alessandro Colletti, Giancarlo Cravotto, Valentina Citi, Alma Martelli, Lara Testai, Arrigo F. G. Cicero
Format: Article
Language:English
Published: MDPI AG 2021-05-01
Series:Marine Drugs
Subjects:
Online Access:https://www.mdpi.com/1660-3397/19/6/306
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author Alessandro Colletti
Giancarlo Cravotto
Valentina Citi
Alma Martelli
Lara Testai
Arrigo F. G. Cicero
author_facet Alessandro Colletti
Giancarlo Cravotto
Valentina Citi
Alma Martelli
Lara Testai
Arrigo F. G. Cicero
author_sort Alessandro Colletti
collection DOAJ
description <i>Euphausia superba</i>, commonly known as krill, is a small marine crustacean from the Antarctic Ocean that plays an important role in the marine ecosystem, serving as feed for most fish. It is a known source of highly bioavailable omega-3 polyunsaturated fatty acids (eicosapentaenoic acid and docosahexaenoic acid). In preclinical studies, krill oil showed metabolic, anti-inflammatory, neuroprotective and chemo preventive effects, while in clinical trials it showed significant metabolic, vascular and ergogenic actions. Solvent extraction is the most conventional method to obtain krill oil. However, different solvents must be used to extract all lipids from krill because of the diversity of the polarities of the lipid compounds in the biomass. This review aims to provide an overview of the chemical composition, bioavailability and bioaccessibility of krill oil, as well as the mechanisms of action, classic and non-conventional extraction techniques, health benefits and current applications of this marine crustacean.
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spelling doaj.art-480ea9a88d3a4d438feeebfdf78d8d642023-11-21T21:23:14ZengMDPI AGMarine Drugs1660-33972021-05-0119630610.3390/md19060306Advances in Technologies for Highly Active Omega-3 Fatty Acids from Krill Oil: Clinical ApplicationsAlessandro Colletti0Giancarlo Cravotto1Valentina Citi2Alma Martelli3Lara Testai4Arrigo F. G. Cicero5Department of Drug Science and Technology, University of Turin, Via P. Giuria 9, 10125 Turin, ItalyDepartment of Drug Science and Technology, University of Turin, Via P. Giuria 9, 10125 Turin, ItalyDepartment of Pharmacy, University of Pisa, 56121 Pisa, ItalyDepartment of Pharmacy, University of Pisa, 56121 Pisa, ItalyDepartment of Pharmacy, University of Pisa, 56121 Pisa, ItalyMedical and Surgical Sciences Department, Alma Mater Studiorum University of Bologna, 40138 Bologna, Italy<i>Euphausia superba</i>, commonly known as krill, is a small marine crustacean from the Antarctic Ocean that plays an important role in the marine ecosystem, serving as feed for most fish. It is a known source of highly bioavailable omega-3 polyunsaturated fatty acids (eicosapentaenoic acid and docosahexaenoic acid). In preclinical studies, krill oil showed metabolic, anti-inflammatory, neuroprotective and chemo preventive effects, while in clinical trials it showed significant metabolic, vascular and ergogenic actions. Solvent extraction is the most conventional method to obtain krill oil. However, different solvents must be used to extract all lipids from krill because of the diversity of the polarities of the lipid compounds in the biomass. This review aims to provide an overview of the chemical composition, bioavailability and bioaccessibility of krill oil, as well as the mechanisms of action, classic and non-conventional extraction techniques, health benefits and current applications of this marine crustacean.https://www.mdpi.com/1660-3397/19/6/306krill oilomega-3 polyunsaturated fatty acidsbioavailabilitynutraceuticalsdietary supplements
spellingShingle Alessandro Colletti
Giancarlo Cravotto
Valentina Citi
Alma Martelli
Lara Testai
Arrigo F. G. Cicero
Advances in Technologies for Highly Active Omega-3 Fatty Acids from Krill Oil: Clinical Applications
Marine Drugs
krill oil
omega-3 polyunsaturated fatty acids
bioavailability
nutraceuticals
dietary supplements
title Advances in Technologies for Highly Active Omega-3 Fatty Acids from Krill Oil: Clinical Applications
title_full Advances in Technologies for Highly Active Omega-3 Fatty Acids from Krill Oil: Clinical Applications
title_fullStr Advances in Technologies for Highly Active Omega-3 Fatty Acids from Krill Oil: Clinical Applications
title_full_unstemmed Advances in Technologies for Highly Active Omega-3 Fatty Acids from Krill Oil: Clinical Applications
title_short Advances in Technologies for Highly Active Omega-3 Fatty Acids from Krill Oil: Clinical Applications
title_sort advances in technologies for highly active omega 3 fatty acids from krill oil clinical applications
topic krill oil
omega-3 polyunsaturated fatty acids
bioavailability
nutraceuticals
dietary supplements
url https://www.mdpi.com/1660-3397/19/6/306
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AT valentinaciti advancesintechnologiesforhighlyactiveomega3fattyacidsfromkrilloilclinicalapplications
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