優酪乳ㄉ用量

這幾天一直在看異位性皮膚炎ㄉ討論,得知喝優酪乳可獲得些許改善,因為覺ㄉ樂亦康實在很貴,所以想用平價一點ㄉ方式來改善,所以想請問依下優酪乳ㄉ用量.
另外家裡有現成ㄉ乳酸菌,不知道這對異位性皮膚炎幫助多種ㄉ菌種裡,有在這裡面ㄇ??

廠牌:六鵬 乳鐵蛋白乳酸菌
成份:(每2克/包含有)
Lactobacillus Acidophilus(嗜酸乳桿菌又簡稱A菌)...........33mg
Lactobacillus Casei(乾酪乳桿菌又簡稱C菌)....................33mg
Bifidobacterium Bifidum(雙叉雙歧桿菌又簡稱B菌)..........33mg
Bifidobacterium Longum(長雙歧桿菌又簡稱L菌).............33mg
Bifidobacterium Infantis(嬰兒雙歧桿菌又簡稱I菌)............33mg
Streptococcus Lactis(乳酸鏈球菌又簡稱S.L菌)...............33mg
Lactoferrin(乳鐵蛋白).....................................................2000mg
Spray Process Skimmilk powder(脫脂奶粉)...................440mg
Maltodextrin(麥芽糊精).......................................................40mg
Oligo(果寡糖)......................................................................74mg
Lactose(乳糖).................................................................1214mg
Yoghurt flavor(優格香料)......................................................4mg
另外再請問A.B菌ㄉ功效
麻煩你ㄌ,謝謝