Table 1.

Ongoing clinical trials of artificial consortium transplantation products.

Name	Components	Indication	ClinicalTrials.gov Identifier	Ref.
MET-2	comprises 40 different strains of gut bacteria from a healthy donor	Mild to moderate ulcerative colitis	NCT03832400	(ClinicalTrials.gov, 2019)
IDOFORM®Travel	Lactobacillus rhamnosus (LGG), Lactobacillus acidophilus (LA-5), Bifidobacterium sp. (BB-12), Lactobacillus bulgaricus (LBY-27), and Streptococcus thermophilus (STY-31)	patients with ulcerative colitis undergoing anti-TNF treatment with insufficient clinical response	NCT04241029	(ClinicalTrials.gov, 2020a)
Synbiotic	three Bifidobacterium spp.(Bifidobacterium longum spp. longum R0175, Bifidobacterium animalis spp. Lafti B94, Bifidobacterium bifidum R0071) plus three dietary fibers	Post-op Crohn’s Disease	NCT04804046	(ClinicalTrials.gov, 2021)
Probiotic Mixture	contains 8 different strains of bacteria, the specific composition is unclear	Quiescent Inflammatory Bowel Disease	NCT03266484	(ClinicalTrials.gov, 2017)
Probiotic Formula	Lactobacillus rhamnosus, Lactobacillus acidophilus, Lactobacillus reuteri, Lactobacillus paracasei, Lactobacillus casei, Lactobacillus gasseri, Lactobacillus plantarum, Bifidobacterium lactis, Bifidobacterium breve, Bifidobacterium bifidum, Bifidobacterium longum, Bifidobacterium infantis	Ulcerative colitis	NCT04223479	(ClinicalTrials.gov, 2020b)
Peptidic+ Probiotic	Oligomeric oral nutritional supplement (Bi1 peptidic), Bifidobacterium animalis subsp. lactis BPL1, Lactobacillus rhamnosus BPL15, Lactobacillus rhamnosus CNCM i-4036 Bifidobacterium longum ES1	Crohn’s Disease	NCT04305535	(ClinicalTrials.gov, 2020c)