The literature.

⚲

This list is comprehensive but not exhaustive. The systematic reviews and meta-analyses above contain hundreds of additional primary references. Citations are provided so that every claim made elsewhere on this site can be traced to its source.

Foundational reading

Wright JV. Why Stomach Acid Is Good for You. New York: M. Evans & Company; 2001.

Indicated for use by qualified healthcare professionals. CAUTION: Federal Law (USA) restricts these devices to sale by or on the order of a physician.

HEIDELBERGMED

Stay informed

Occasional updates from the lab. Unsubscribe anytime.

Thanks — you're on the list.

Explore

Technology Evidence About Contact For Patients ↗

Science

The physiology Conditions Diagnostic patterns

Audiences

Physicians Researchers Pharma & CROs

The Heidelberg pH Capsule is a Class I, 510(k)-exempt, preamendments device, classified under 21 CFR §876.1400. Registration of an establishment or listing of a device does not denote FDA approval, clearance, or endorsement.