
Bifidobacterium longum
Scientific names: Bifidobacterium longum
Family: Bifidobacteriaceae
Alternate names: B. Infantis, B. Longum, Bifido Bacterium Longum, Bifidobacterium Infantis, Bifidobacterium Longum subsp. Infantis, Bifidobacterium Longum subsp. Longum, Bifidus Infantis, Bifidus Longum, Probiotic, Probiotique
Actions: General, Antibacterial, Anticancer, Antipouchitis, Antiviral, Immune
Background
Bifidobacterium longum (B. longum) is a type of probiotic ("good" bacteria) that lives in the intestines. It produces lactic and acetic acid in the gut.
"Good" bacteria such as B. longum can help break down food, absorb nutrients, and fight off "bad" organisms that might cause diseases. Two subspecies of this bacteria, B. longum subsp. infantis and B. longum subsp. longum, are found in the human gut and used in probiotic supplements.
People use B. longum for eczema, athletic performance, constipation, colic, and many other purposes, but there is no good scientific evidence to support these uses. There is also no good evidence to support using B. longum for COVID-19.
Don't confuse B. longum with other probiotics, or with fermented food products such as fermented milk, kefir, or yogurt. These are not the same.
"Good" bacteria such as B. longum can help break down food, absorb nutrients, and fight off "bad" organisms that might cause diseases. Two subspecies of this bacteria, B. longum subsp. infantis and B. longum subsp. longum, are found in the human gut and used in probiotic supplements.
People use B. longum for eczema, athletic performance, constipation, colic, and many other purposes, but there is no good scientific evidence to support these uses. There is also no good evidence to support using B. longum for COVID-19.
Don't confuse B. longum with other probiotics, or with fermented food products such as fermented milk, kefir, or yogurt. These are not the same.
Safety Safety definitions
When taken by mouth: B. longum is likely safe. It's been used safely alone and together with other probiotics for up to one year. Some people might experience gas and bloating from probiotics, but B. longum seems to be well-tolerated.
Children: B. longum is likely safe for healthy children when taken by mouth for up to 4 months. There have been cases of blood infection with B. longum in critically ill babies, but these cases are rare.
Weakened immune system: Some probiotics have caused blood infections in a small number of people with weakened immune systems. If you have a weakened immune system, talk with your healthcare provider before taking B. longum.
Special Precautions & Warnings:
Pregnancy and breast-feeding: B. longum is possibly safe when taken by mouth. It's been used safely throughout pregnancy, and also for 2 months after delivery while breast-feeding.Children: B. longum is likely safe for healthy children when taken by mouth for up to 4 months. There have been cases of blood infection with B. longum in critically ill babies, but these cases are rare.
Weakened immune system: Some probiotics have caused blood infections in a small number of people with weakened immune systems. If you have a weakened immune system, talk with your healthcare provider before taking B. longum.
Effectiveness
Effective Effectiveness definitions
There is interest in using B. longum for a number of purposes, but there isn't enough reliable information to say whether it might be helpful.
Dosing & administration
In adults, B. longum has most often been taken by mouth alone or together with other probiotics in doses of up to 20 billion colony-forming units (CFUs) daily for up to 8 weeks. In children, B. longum has most often been taken by mouth alone or together with other probiotics. Speak with a healthcare provider to find out what dose might be best for a specific condition.
Interactions with pharmaceuticals
Antibiotic drugs
Interaction Rating=Moderate Be cautious with this combination.
B. longum is a type of friendly bacteria. Antibiotics are used to reduce harmful bacteria in the body. Taking antibiotics along with B. longum might reduce the effects of B. longum. To avoid this interaction, take B. longum products at least two hours before or after antibiotics.
Interactions with herbs & supplements
There are no known interactions with herbs and supplements.
Interactions with foods
There are no known interactions with foods.
Products
View all productsPer capsule:
- Bifidobacterium longum (BB536) 5 billion CFU
- Bifidobacterium infantis (M-63) 500 million CFU
- Bifidobacterium breve (M-16V) 3 billion CFU
- Lactobacillus rhamnosus (HN001) 6 billion CFU
- Lactobacillus paracasei (LPC-37) 5.5 billion CFU
- Lactobacillus salivarius (LS-33) 3 billion CFU
- Lactobacillus casei (LC-11) 3 billion CFU
- Bifidobacterium lactis (BI-04) 2 billion CFU
- Bifidobacterium animalis ssp. lactis (HN019) 2 billion CFU
Practitioner product
Per 1 g:
- Bifidobacterium longum (BB536) 5 billion CFU
- Bifidobacterium infantis (M-63) 500 million CFU
- Bifidobacterium breve (M-16V) 3 billion CFU
- Bifidobacterium animalis ssp. lactis (BI-04) 2 billion CFU
- Lactobacillus rhamnosus (HN001) 6 billion CFU
- Lactobacillus paracasei (LPC-37) 5.5 billion CFU
- Lactobacillus salivarius (LS-33) 3 billion CFU
- Lactobacillus casei (LC-11) 3 billion CFU
Practitioner product
Per capsule:
- Bifidobacterium longum (BL-05) 3 billion CFU
- Bifidobacterium infantis (BI-26) 400 million CFU
- Lactobacillus rhamnosus (HN001) 5 billion CFU
- Bifidobacterium animalis ssp. lactis (BI-04) 3 billion CFU
- Lactobacillus acidophilus (LA-14) 5 billion CFU
- Lactobacillus casei (LC-11) 500 million CFU
- Lactobacillus plantarum (LP-115) 5 billion CFU
- Lactobacillus gasseri (LG-36) 100 million CFU
- Lactobacillus delbrueckii ssp. bulgaricus (LB-64) 100 million CFU
- Streptococcus thermophilus (ST-21) 500 million CFU
- Bifidobacterium breve (BB-18) 2 billion CFU
- Lactobacillus salivarius (LS-33) 400 million CFU
Practitioner product
Practitioner product
Per 1.5 g:
- Bifidobacterium longum (BB536) 1 billion CFU
- Bifidobacterium infantis (M-63) 500 million CFU
- Bifidobacterium animalis ssp. lactis (CUL 34) 1 billion CFU
- Bifidobacterium breve (M-16V) 1.5 billion CFU
- Bifidobacterium bifidum (CUL 20) 50 million CFU
- Lactobacillus rhamnosus GG 1 billion CFU
- Bifidobacterium bifidum (CUL 73) 950 million CFU
- Lactobacillus fermentum (CUL 67) 1 billion CFU
- Cichorium intybus (root) (Chicory)
- Tapioca
- Calcium phosphate
- Zea mays (starch) (Corn starch)
- Corn maltodextrin
- Potato maltodextrin
Practitioner product
Per 1 g:
Practitioner product
Per 1.5 g:
- Bifidobacterium longum (R0175) 900 million CFU
- Bifidobacterium infantis (R0033) 900 million CFU
- Lactobacillus helveticus (R0052) 1.5 billion CFU
- Lactobacillus rhamnosus (R0011) 12 billion CFU
- Lactobacillus acidophilus (R0418) 1.65 billion CFU
- Lactobacillus delbrueckii ssp. bulgaricus (R9001) 150 million CFU
- Lactobacillus plantarum (R1012) 1.2 billion CFU
- Bifidobacterium breve (R0070) 900 million CFU
- Lactobacillus casei (R0215) 1.2 billion CFU
- Streptococcus thermophilus (R0083) 600 million CFU
- Lactobacillus rhamnosus (R1039) 9 billion CFU
Practitioner product
Per 0.5 g:
Practitioner product
Per 1 g:
- Bifidobacterium longum (BI-05) 500 million CFU
- Bifidobacterium infantis (BI-26) 250 million CFU
- Lactobacillus rhamnosus GG 5 billion CFU
- Lactobacillus acidophilus (LA-14) 2 billion CFU
- Lactobacillus gasseri (LG-36) 1 billion CFU
- Lactobacillus rhamnosus (LR-32) 1 billion CFU
- Lactobacillus paracasei (LPC-37) 1 billion CFU
- Lactobacillus plantarum (LP-115) 1 billion CFU
- Bifidobacterium lactis (BI-04) 1 billion CFU
- Lactobacillus casei (LC-11) 500 million CFU
- Streptococcus thermophilus (ST-21) 500 million CFU
- Bifidobacterium animalis spp. lactis (HN019) 250 million CFU
- Lactobacillus brevis (LBR-35) 250 million CFU
- Lactobacillus rhamnosus (HN001) 250 million CFU
- Bifidobacterium breve (M-16V) 500 million CFU
RRP: $49.95$34.97Save: 30%
Per 1 g:
- Bifidobacterium longum 0.5 billion CFU
- Bifidobacterium infantis 0.5 billion CFU
- Galacto-oligosaccharides 500 mg
- Lactobacillus rhamnosus 3.4 billion CFU
- Bifidobacterium breve 0.2 billion CFU
- Lactobacillus fermentum 0.5 billion CFU
- Tapioca maltodextrin
- Lactoferrin 20 mg
- Bifidobacterium animalis ssp. lactis 1.5 billion CFU
- Lactobacillus reuteri 0.4 billion CFU
Discontinued by Spectrumceuticals
Practitioner product
Per 3 g:
- Bifidobacterium longum (BI-05) 200 million CFU
- Bifidobacterium infantis (BI-26) 300 million CFU
- Lactobacillus rhamnosus GG 10 billion CFU
- Bifidobacterium animalis ssp. lactis (HN019) 2 billion CFU
- Saccharomyces cerevisiae (boulardii) (SB) 2.5 billion CFU
- Bifidobacterium lactis (BI-04) 2 billion CFU
- Actinidia chinensis powder 555 mg
- Lactobacillus plantarum (LP-115) 1.5 billion CFU
- Lactobacillus paracasei (LPC-37) 1 billion CFU
- Lactobacillus acidophilus (LA-14) 1 billion CFU
- Lactobacillus casei (LC-11) 900 million CFU
- Streptococcus thermophilus (ST-21) 600 million
- Bifidobacterium bifidum (BB-06) 200 million CFU
- Lactobacillus delbrueckii ssp. bulgaricus (LB-87) lactis 200 million CFU
- Lactobacillus brevis (LBR-35) 200 million CFU
- Lactobacillus salivarius (LS-33) 200 million CFU
- Bifidobacterium breve (BB-18) 200 million CFU
- Lactobacillus gasseri (LG-36) 100 million CFU
- Lactobacillus reuteri (KP-1E1) 100 million CFU
RRP: $77.00$69.30Save: 10%
Per capsule:
- Bifidobacterium longum 100 million CFU
- Bifidobacterium infantis 100 million CFU
- Lactobacillus rhamnosus (HN001) 6 billion CFU
- Lactobacillus acidophilus (LA-14) 9 billion CFU
- Bifidobacterium animalis ssp. lactis (HN019) 100 million CFU
- Lactobacillus salivarius 100 million CFU
- Bifidobacterium animalis ssp. lactis 100 million CFU
- Bifidobacterium breve 100 million CFU
- Lactobacillus plantarum 100 million CFU
- Lactobacillus paracasei 100 million CFU
- Lactobacillus delbrueckii ssp. bulgaricus 100 million CFU
- Lactobacillus reuteri 100 million CFU
- Fructooligosaccharides 10 mg
- Cholecalciferol (Vitamin D3) 25 µg equiv. vitamin D 1000 IU
$55.00
Per capsule:
- Bifidobacterium longum (BL-05) 66.7 million CFU
- Bifidobacterium infantis (BI-26) 100 million CFU
- Lactobacillus rhamnosus GG 3.33 billion CFU
- Bifidobacterium animalis ssp. lactis (HN019) 667 million CFU
- Saccharomyces cerevisiae (boulardii) (SB) 833.3 million CFU
- Bifidobacterium lactis (BI-04) 667 million CFU
- Actinidia chinensis powder 185 mg
- Lactobacillus plantarum (LP-115) 500 million CFU
- Lactobacillus paracasei (LPC-37) 333.3 million CFU
- Lactobacillus acidophilus (LA-14) 333.3 million CFU
- Lactobacillus casei (LC-11) 300 million CFU
- Streptococcus thermophilus (ST-21) 200 million CFU
- Bifidobacterium bifidum (BB-06) 66.7 million CFU
- Lactobacillus delbrueckii ssp. bulgaricus (LB-87) lactis 66.7 million CFU
- Lactobacillus brevis (LBR-35) 66.7 million CFU
- Lactobacillus salivarius (LS-33) 66.7 million CFU
- Bifidobacterium breve (BB-18) 66.7 million CFU
- Lactobacillus gasseri (LG-36) 33.3 million CFU
- Lactobacillus reuteri (KP-1E1) 33.3 million CFU
RRP: $77.50$69.75Save: 10%
Per 0.35 g:
- Bifidobacterium longum
- Bifidobacterium infantis
- Lactobacillus rhamnosus
- Bifidobacterium bifidum
- Lactobacillus acidophilus
- Lactobacillus casei
- Lactobacillus acidophilus (DDS-1)
- Larix occidentalis (arabinogalactan) (Larch)
- Cichorium intybus (root) (Chicory)
- Lactobacillus fermentum
- Ulmus rubra (bark inner) powder
- Plantago ovata (husk) (Psyllium)
- Pediococcus acidilactici
- Streptococcus thermophilus
- Lactobacillus plantarum
- Lactobacillus bulgaricus
- Lactobacillus salivarius
- Entero-coccus faecium
- Bacillus subtilis
- Apple pectin
- Lactobacillus gasseri
- Lactobacillus sporogenes
RRP: $119.96$101.96Save: 15%
Per sachet:
- Bifidobacterium longum (BL-05) 5 billion CFU
- Lactobacillus paracasei (LPC-37) 50 billion CFU
- Bifidobacterium bifidum (BB-06) 5 billion CFU
- Bifidobacterium animalis ssp. lactis (BI-04) 220 billion CFU
- Bifidobacterium animalis ssp. lactis (HN019) 35 billion CFU
- Lactobacillus acidophilus (LA-14) 50 billion CFU
- Lactobacillus brevis (LBR-35) 15 billion CFU
- Lactobacillus casei (LC-11) 10 billion CFU
- Lactobacillus gasseri (LG-36) 15 billion CFU
- Lactobacillus plantarum (LP-115) 30 billion CFU
- Lactobacillus rhamnosus (HN001) 10 billion CFU
- Lactobacillus rhamnosus (LR-32) 5 billion CFU
- Lactobacillus salivarius (LS-33) 40 billion CFU
- Streptococcus thermophilus (ST-21) 10 billion CFU
Practitioner product
Practitioner product
Practitioner product
Practitioner product
Per capsule:
- Bifidobacterium longum 4.5 billion CFU
- Lactobacillus rhamnosus 9 billion CFU
- Lactobacillus acidophilus 7.5 billion CFU
- Lactobacillus plantarum 7.5 billion CFU
- Lactobacillus casei 7.5 billion CFU
- Bifidobacterium lactis 4.5 billion CFU
- Lactobacillus salivarius 3 billion CFU
- Streptococcus thermophilus 1.5 billion CFU
Practitioner product
Per 3 g:
- Bifidobacterium longum 4.5 billion CFU
- Lactobacillus rhamnosus 9 billion CFU
- Lactobacillus acidophilus 7.5 billion CFU
- Lactobacillus plantarum 7.5 billion CFU
- Lactobacillus casei 7.5 billion CFU
- Bifidobacterium lactis 4.5 billion CFU
- Lactobacillus salivarius 3 billion CFU
- Streptococcus thermophilus (ST-21) 1.5 billion CFU
Practitioner product
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This monograph was last reviewed on 22/02/2023 11:00:00 and last updated on 31/05/2022 08:32:09. Monographs are reviewed and/or updated multiple times per month and at least once per year.
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