Plasma Carotenoid Concentrations before and after Supplementation with Astaxanthin in Middle-Aged and Senior Subjects
Author(s) -
Taiki Miyazawa,
Kiyotaka Nakagawa,
Fumiko Kimura,
Akira Satoh,
Teruo Miyazawa
Publication year - 2011
Publication title -
bioscience biotechnology and biochemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.509
H-Index - 116
eISSN - 1347-6947
pISSN - 0916-8451
DOI - 10.1271/bbb.110368
Subject(s) - astaxanthin , carotenoid , human plasma , double blind , randomized controlled trial , plasma concentration , plasma levels , endocrinology , medicine , chemistry , food science , chromatography , alternative medicine , pathology , placebo
A randomized, double-blind human trial was conducted to assess the effect on the plasma carotenoid concentration of 4- or 12-week astaxanthin supplementation (1 or 3 mg/d) of 20 Japanese middle-aged and senior subjects. The plasma carotenoid concentration was significantly higher after the astaxanthin supplementation than that before in both the 1 mg/d (10 subjects) and 3 mg/d (10 subjects) groups.
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