An examination of the potential of seaweed extracts as functional ingredients in milk

  • Anthoney M. O'Sullivan
  • , Yvonne C. O'Callaghan
  • , Michael N. O'Grady
  • , David S. Waldron
  • , Thomas J. Smyth
  • , Nora M. O'Brien
  • , Joseph P. Kerry

Research output: Contribution to journalArticlepeer-review

69 Citations (Scopus)

Abstract

Novel dairy products were produced by the addition of seaweed extracts to milk. Ascophyllum nodosum 100% water (AN100) or 80% ethanol (AN80e) and Fucus vesiculosus 60% ethanol (FV60e) extracts were prepared. AN80e and FV60e (0.25 and 0.5%) milk had higher (P < 0.05) '-a*' and 'b*' values. FV60e (0.25%) and phloroglucinol (Phl) (0.5%) milk had lower (P < 0.05) lipid oxidation. Control and AN100 milk were accepted by sensory panellists. Seaweed extracts were stable (2,2-diphenyl-1-picrylhydrazyl, DPPH) in milk. Milk and digestates exhibited DPPH and ferrous-ion-chelating activities and did not affect cellular antioxidant activity or protect against DNA damage.

Original languageEnglish
Pages (from-to)182-193
Number of pages12
JournalInternational Journal of Dairy Technology
Volume67
Issue number2
DOIs
Publication statusPublished - May 2014
Externally publishedYes

Keywords

  • Brown seaweed extracts
  • In vitro digestion
  • Milk
  • Shelf life stability

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