Scientific Opinion on the substantiation of a health claim related to collagen hydrolysate and maintenance of joints pursuant to Article 13(5) of Regulation (EC) No 1924/2006
EFSA Journal 2011;9(7):2291 [11 pp.].
http://www.efsa.europa.eu/en/efsajournal/pub/2291.htm
因果関係は確立されていない