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Vitamin B12 absorption and its deficiency

Evaluation of Vitamin B12 absorption and deficiency, in relation to genetic variants. - B12-ADG

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2020/11/029108
Enrollment
138
Registered
2020-11-13
Start date
Unknown
Completion date
Unknown
Last updated
2023-02-06

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Interventions

Intervention1: Stable isotope labelled cyanocobalamin: Stable Isotopically labelled 13C cyanocobalamin (2.0 ug) dose will be orally administered on the study day. Stable isotopically labelled 13C cyan

Sponsors

DBTWellcome Trust India Alliance
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Healthy adult individuals with normal clinical history, good general health and with normal blood biochemistry will be recruited.

Exclusion criteria

Exclusion criteria: Exclusion criteria are allergies, intolerances, hypersensitivity, severe anemia, medication use, history of infectious diseases, physical or psychiatric or surgical intervention.

Design outcomes

Primary

MeasureTime frame
Vitamin B12 status and its bioavailabilityTimepoint: One time measurement with biospecimen collection over 12 hrs after the dose administration—

Secondary

MeasureTime frame
Genetic variants and their role in understanding the B12 deficiency and colonic absorption of vitamin B12Timepoint: Baseline for genetic variants and One time measurement with biospecimen collection over 4 hrs after the dose administration for colonic absorption—

Countries

India

Contacts

Public ContactDr Sarita Devi

St. Johns Research Institute

sarita@sjri.res.in09986426938

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026