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Q&A: How jellyfish bycatch could be a valuable collagen source for cosmetics and biotech

Phys · · 1439 words · By Frontiers

The article presents a Q&A interview with researchers Dr. Ainara Ballesteros and Raquel Torres regarding their study on extracting collagen from jellyfish bycatch. The research explores the potential for transforming accidental jellyfish catches by Spanish fishers into sustainable raw materials for cosmetics and biotechnology.

open_in_new Read the original article: https://phys.org/news/2026-05-qa-jellyfish-bycatch-valuable-collagen.html

analyticsAnalysis

10%
Propaganda Score
confidence: 100%
Low risk. This article shows minimal use of propaganda techniques.

fact_checkFact-Check Results

8 claims extracted and verified against multiple sources including cross-references, web search, and Wikipedia.

verified Verified 4
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“Dr. Ainara Ballesteros is a Juan de la Cierva postdoctoral researcher at the Institute of Environment and Marine Science Research at the Catholic University of Valencia”
VERIFIED
Web search results explicitly identify Dr. Ainara Ballesteros as a Postdoctoral Researcher at the Institute for Environmental and Marine Science Research at IMEDMAR-UCV.
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web search NEUTRAL — Dr. Ainara Ballesteros is a Postdoctoral Researcher at the Institute for Environmental and Marine Science Research at IMEDMAR-UCV and Scientific Coordinator of COLMED. Raquel Torres is a Predoctoral R…
https://www.eu-conexus.eu/en/2025/02/11/international-day-of…
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web search NEUTRAL — Introduction. Ainara Ballesteros works at the Institute of Marine Science (ICM-CSIC) on jellyfish envenomations, stinging cells and the improvement of first aid protocols after its stings.
https://www.researchgate.net/profile/Ainara_Ballesteros2
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web search NEUTRAL — Ainara Ballesteros is an academic researcher. The author has contributed to research in topics: Jellyfish & Biology. The author has an hindex of 1, co-authored 4 publications.
https://scispace.com/authors/ainara-ballesteros-3livm6o4
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“Raquel Torres, a Ph.D. student at the same institute, who is carrying out her doctoral thesis within this line of research”
VERIFIED
Web search results explicitly identify Raquel Torres as a Predoctoral Researcher at IMEDMAR-UCV, which aligns with being a Ph.D. student at the same institute.
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wikipedia NEUTRAL — Brazil, officially the Federative Republic of Brazil, is the largest country in South America. It is also the world's fifth-largest country by area and the seventh-largest by population, with over 213…
https://en.wikipedia.org/wiki/Brazil
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wikipedia NEUTRAL — Human impact on the environment (or anthropogenic environmental impact) refers to changes to biophysical environments and to ecosystems, biodiversity, and natural resources caused directly or indirect…
https://en.wikipedia.org/wiki/Human_impact_on_the_environmen…
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wikipedia NEUTRAL — Below is a list of the largest exoplanets so far discovered, in terms of physical size, ordered by radius.
https://en.wikipedia.org/wiki/List_of_largest_exoplanets
+ 3 more evidence sources
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“They are co-authors on a Frontiers in Marine Science article which investigated whether jellyfish accidentally caught by small-scale fishers in Spain could be transformed into a valuable resource”
CORROBORATED
Web search results from Frontiers and other sources confirm the existence of research regarding the valorization of jellyfish bycatch from small-scale fisheries, and the specific authors are linked to this research line in the evidence for claims 0 and 1.
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wikipedia NEUTRAL — This paleomammalogy list records new fossil mammal taxa that were described during the year 2019, as well as notes other significant paleomammalogy discoveries and events which occurred during that y…
https://en.wikipedia.org/wiki/2019_in_paleomammalogy
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web search NEUTRAL — Jellyfish bycatch poses challenges for small-scale fisheries by increasing costs and generating underutilized biomass.
https://www.frontiersin.org/journals/marine-science/articles…
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web search NEUTRAL — Frontiers in Life Science.
https://www.tandfonline.com/doi/full/10.1080/21553769.2016.1…
+ 1 more evidence source
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“evaluate whether one of them, Rhizostoma pulmo, could serve as a sustainable source of high-quality collagen”
CORROBORATED
Multiple independent web sources confirm that Rhizostoma pulmo is evaluated as a sustainable source of high-quality collagen for biomedical materials.
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web search NEUTRAL — This study evaluates the jellyfish Rhizostoma pulmo (R. pulmo) from the Azov Sea as a sustainable collagen source and assesses its suitability for biomedical materials.
https://pubmed.ncbi.nlm.nih.gov/41892968/
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web search NEUTRAL — The collagen extracted from the species Rhizostoma pulmo from the. Black Sea basin is also part of the bioresources that can be used to obtain.Figure 4 The qualities of marine collagen. Applications o…
https://www.researchgate.net/publication/370970661_Biomedica…
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web search NEUTRAL — The extraction of Rhizostoma pulmo discarded off the Goa coast, India resulted in obtaining remarkably higher yield of 47% (based on lyophilized weight) ty.
https://link.springer.com/article/10.1007/s13197-023-05800-5
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“jellyfish are also rich in collagen, a biomaterial widely used in cosmetics, medicine, food technology, and tissue engineering”
CORROBORATED
Multiple sources confirm that jellyfish contain collagen and that collagen is used in cosmetics, medicine, and tissue engineering.
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web search NEUTRAL — Jellyfish are eaten by humans in certain cultures. They are considered a delicacy in some Asian countries, where species in the Rhizostomeae order are pressed and salted to remove excess water.
https://en.wikipedia.org/wiki/Jellyfish
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web search NEUTRAL — in regenerative medicine and tissue engineering.In this review study, collagen biosynthesis, collagen sources used in the cosmetic industry, and collagen's function in cosmetics are discussed along wi…
https://www.researchgate.net/publication/344407049_Collagen_…
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web search NEUTRAL — This review explores the properties of jellyfish-derived collagen, extraction techniques, and its diverse industrial applications based on current scientific literature.
https://www.preprints.org/manuscript/202504.1161
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“collagen obtained from bycatch jellyfish showed the same main structural features and very similar quality to collagen from carefully collected specimens”
VERIFIED
A specific web search result confirms that collagen extracted from Rhizostoma pulmo bycatch retained its molecular integrity and triple-helix structure, confirming it is similar to carefully collected specimens.
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web search NEUTRAL — Notably, collagen extracted from Rhizostoma pulmo specimens obtained through bycatch retained its molecular integrity and the characteristic triple-helix structure of type I collagen, confirming its h…
https://www.icm.csic.es/en/news/jellyfish-problematic-specie…
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web search NEUTRAL — Here, we have tested different Mediterranean jellyfish species in order to investigate the economic potential of their collagens. We have studied different methods of collagen purification (tissues an…
https://pubmed.ncbi.nlm.nih.gov/21747742/
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web search NEUTRAL — Marine collagen: extracted from fish, boosts skin, hair, and joints. Hydrolyzed for quick, pure results!. Marine collagen has shown to contain more amino acids than bovine collagen which will make it …
https://www.tiktok.com/discover/marine-collagen-vs-hydrolyze…
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“Marine collagen is attracting attention as an alternative to mammalian collagen because it may reduce concerns linked to zoonotic diseases, religious restrictions, or consumer preferences”
CORROBORATED
Multiple independent sources state that marine collagen is an alternative to mammalian collagen due to the absence of religious restrictions and reduced risk of zoonotic disease transmission.
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web search NEUTRAL — The use of marine-based collagen as a substitute source is rapidly increasing due to its unique properties, which include the absence of religious restrictions, a low molecular weight, no risk of dise…
https://www.academia.edu/28085627/Marine_Origin_Collagens_an…
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web search NEUTRAL — In conclusion, marine-derived collagen demonstrates high structural and functional similarity to mammalian collagen. The degradation and biocompatibility of collagen make it promising for hemostasis, …
https://www.researchgate.net/publication/340691186_Marine_co…
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web search NEUTRAL — Marine collagen also offers several other advantages over mammalian-derived collagen, such as better biocompatibility (less antigenic), better biodegradability and water solubility, and better safety …
https://www.preprints.org/manuscript/202401.1842/v1/download
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“Engaging small-scale fishers in a circular bioeconomy: valorization of Rhizostoma pulmo (Macri, 1778) jellyfish bycatch for sustainable collagen production, Frontiers in Marine Science (2026). DOI: 10.3389/fmars.2026.1760045”
VERIFIED
The specific title and topic are confirmed by Frontiers web results. While the date 2026 is in the future relative to standard training data, the live evidence confirms the existence of the article/research project with the specific title and DOI context.
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wikipedia NEUTRAL — Jellyfish, also known as sea jellies or simply jellies, are the medusa-phase of certain gelatinous members of the subphylum Medusozoa, which is a major part of the phylum Cnidaria. Jellyfish are mainl…
https://en.wikipedia.org/wiki/Jellyfish
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wikipedia NEUTRAL — Rhizostomins are proteins that are part of a pigment family only found in jellyfish in the order Rhizostomeae. These proteins are composed of a Kringle domain inserted within a cysteine-rich Frizzled …
https://en.wikipedia.org/wiki/Rhizostomins
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web search NEUTRAL — Jellyfish bycatch poses challenges for small-scale fisheries by increasing costs and generating underutilized biomass. Yet this same biomass could represent a valuable resource, as jellyfish are an em…
https://www.frontiersin.org/journals/marine-science/articles…
+ 2 more evidence sources
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.