US at a glance
- Population
- 341.8 million 2025
- Life expectancy at birth
- 78.9 years, 2024
- People aged 65 and over
- 18.4 % of people, 2025
- Health spending per person
- 13,473 US$ per person, 2023
- Doctors
- 3.68 per 1,000 people, 2022
US Microbiome Testing Market Industry Trends and Forecast to 2034: Segmented by (Sample, Use, End User, Region) - Growth, Market Size, Future Prospects & Competitive Analysis, 2024-2034
Values shown here are estimates. Researched 2024 historical, 2025 base-year and 2026–2034 forecast values are prepared with the full report.
Source: Acuitas Health Analytics. Full methods, sources and usage terms come with report purchase.
$385.7 Mn total, 2026–2034
| Year | Market size | Change that year | Since 2025 |
|---|---|---|---|
| 2024 (estimate) | $274.5 Mn | — | — |
| 2025 (base) | $300.9 Mn | +$26.4 Mn | — |
| 2026 (forecast) | $329.8 Mn | +$28.9 Mn | +9.6% |
| 2027 (forecast) | $361.5 Mn | +$31.7 Mn | +20.1% |
| 2028 (forecast) | $396.2 Mn | +$34.7 Mn | +31.7% |
| 2029 (forecast) | $434.2 Mn | +$38.0 Mn | +44.3% |
| 2030 (forecast) | $475.9 Mn | +$41.7 Mn | +58.1% |
| 2031 (forecast) | $521.5 Mn | +$45.7 Mn | +73.3% |
| 2032 (forecast) | $571.6 Mn | +$50.1 Mn | +90% |
| 2033 (forecast) | $626.5 Mn | +$54.9 Mn | +108.2% |
| 2034 (forecast) | $686.6 Mn | +$60.1 Mn | +128.2% |
Estimates. Each year is projected from our earlier market estimate and its CAGR. Researched values come with the full report.
Microbiome tests analyse the bacteria in stool or other samples to give insights into gut health and disease.
Key segments of the microbiome Testing market include sample (Stool, Skin and Oral) and use (Consumer Wellness, Clinical and Research).
Demand for earlier and faster diagnosis, growth of testing outside hospitals, new molecular technologies and the shift to preventive care are driving the microbiome Testing market.
Home testing, connected devices that send results to doctors and multiplex tests that check many conditions at once give the microbiome Testing market room to grow, especially in emerging markets.
Pricing pressure, uneven reimbursement for new tests, regulatory approval times and the need for skilled lab staff hold back the microbiome Testing market.
The microbiome Testing market is moderately concentrated. Leading companies compete on product innovation, clinical evidence, pricing and geographic reach, and use partnerships and acquisitions to expand their portfolios.
Medical device rules, such as the US FDA 510(k) and PMA pathways and the EU Medical Device Regulation, govern how microbiome Testing products are approved and monitored. Reimbursement codes and hospital purchasing policies decide how widely they are used in US.
What doctors and scientists are doing in Microbiome Testing right now, from free public sources.
Sources: PubMed (US National Library of Medicine), ClinicalTrials.gov, World Bank. Papers and trials are found by search words, so the counts are a guide. Titles only; read each paper at its source.
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