Opinion of the Scientific Panel on additives and products or substances used in animal feed (FEEDAP) on Safety and efficacy of Calsporin , a preparation of Bacillus subtilis, as a feed additive for chickens for fattening in accordance with Regulation (EC) No 1831/2003[1]
26/09/2007
http://www.efsa.europa.eu/EFSA/efsa_locale-1178620753812_1178644321193.htm
低用量での有効性の根拠はある。