Enterococcus faecium

Optimal result: 0 – 1 x10^5 CFU/g

Gram-positive species in the Firmicutes phylum. High levels may result from reduced stomach acid, PPI use, compromised digestive function, SIBO or constipation. High natural resistance to some antibiotics, which may result in overgrowth.

----------------------

A high Enterococcus faecium marker in a gastrointestinal (GI) panel indicates an overgrowth of this particular bacterium in the gut microbiome. Enterococcus faecium, a Gram-positive bacterium, is a normal inhabitant of the human intestinal tract, but its overabundance can be associated with various health issues. The presence of this bacterium in high quantities may be indicative of a disrupted gut microbiome, often referred to as dysbiosis, which can occur due to factors like antibiotic use, poor diet, or gastrointestinal diseases.

Dysbiosis involving Enterococcus faecium can lead to several gastrointestinal symptoms such as bloating, discomfort, and altered bowel habits, and it may also increase the risk of more serious infections, especially in immunocompromised individuals. Enterococcus faecium is known for its high level of resistance to antibiotics, making infections difficult to treat. In particular, the vancomycin-resistant Enterococcus (VRE) strain poses a significant challenge in healthcare settings.

Treatment and management strategies for high Enterococcus faecium levels primarily focus on restoring a balanced gut microbiome. Probiotic supplementation can be beneficial; these contain beneficial bacteria that can help outcompete the overgrowth of Enterococcus faecium. Prebiotics, which are dietary fibers that feed beneficial gut bacteria, can also be useful in rebalancing the microbiome. In cases where Enterococcus faecium has caused an infection, especially with a VRE strain, targeted antibiotic therapy is necessary. However, due to antibiotic resistance, the choice of antibiotic must be carefully considered, often requiring susceptibility testing to determine the most effective treatment.

In addition to direct treatment, addressing underlying causes is crucial. This may involve altering the patient’s diet to support a healthy gut microbiome, managing any underlying gastrointestinal conditions, and using antibiotics judiciously to prevent further disruption of the gut flora. Regular monitoring and follow-up are important to assess the effectiveness of the treatment and to make any necessary adjustments. Overall, managing a high Enterococcus faecium marker involves a multifaceted approach that includes medical treatment, dietary changes, and, if necessary, addressing broader health issues that may contribute to gut microbiome imbalance.

Gram-positive species in the Firmicutes phylum. High levels may result from reduced stomach acid, PPI use, compromised digestive function, SIBO or constipation. High natural resistance to some antibiotics, which may result in overgrowth.

Gram-positive species in the Firmicutes phylum. High levels may result from reduced stomach acid, PPI use, compromised digestive function, SIBO or constipation. High natural resistance to some antibiotics, which may result in overgrowth.

Enterococcus faecium
Healthmatters dashboard showing biomarker trend graph

Every lab result you’ve ever had, charted and explained.

Healthmatters is a tracker for your lab results. Upload a report from any lab, any country — every marker charted and explained.

Start with my report →
Beyond Enterococcus faecium — 10,000+ markers explained
One Enterococcus faecium result tells you where you are. Your history tells you where you’re heading. Upload your past lab reports and see this marker — and every marker on them —every marker charted against your own lab’s ranges.
Start with this report →
Healthmatters timeline preview showing biomarker trends over time
Clinical Sources & References

All our content is backed by peer-reviewed studies, academic research, and trusted medical sources. We’re committed to accuracy and transparency — see our editorial policy for details.

Article Review Log
Written by Healthmatters Editorial Team
Healthmatters Lifetime Plan

Pay $250. Track your health forever

One payment. No renewals. Yours for life.

10,000+ biomarkers explained · trends over time

See other plans →
Secure checkout via Stripe · GDPR & HIPAA
We accept results from any lab
LabCorp Quest Diagnostics Genova Diagnostics DUTCH Test Doctor's Data Vibrant America ZRT Laboratory Cyrex Labs + any other lab

What members are saying

★★★★★ 10,000+ happy members
★★★★★

"Watching my numbers move over the years — instead of forgetting last time's results — completely changed how I manage my health."

Daniel
Member since 2022
★★★★★

"Living across several countries made keeping my lab results organized a real challenge. Healthmatters brought my results from the USA, Spain, and Germany together — 20 years of history, with long-term trends instead of scattered reports."

Ben
Member since 2021 · tracks across countries
★★★★★

"Standard lab ranges are too wide for how I practice — 'normal' isn't optimal. I set my own bands, so a client sees yellow before a marker goes officially out of range. That's the conversation I want to be having."

Dr. Alexandra
Functional medicine · 6 yrs on Pro