Zinc supplement for growth in children

Effect of zinc supplementation on somatic growth in school-age children: A randomized, double-blind, placebo-controlled trial

Status

Active, not recruiting

Phases

Phase 2Phase 3

Study type

Interventional

Source

TCTR

Registry ID

TCTR20130000003

Enrollment

140

Registered

2013-01-29

Start date

2013-06-01

Completion date

Unknown

Last updated

2026-03-30

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

Conditions

healthy children zinc growth body height

Interventions

After enrollement&#44

subjects in this group will take amino acid chelated Zinc (20 mg element Zinc) once daily&#44

5 days per weeks for 6 months. ,Subjects will take a placebo which has the same form of the chelated zinc&#44

once daily&#44

5 days per week for 6 months.

Active Comparator Drug,Placebo Comparator Drug

Zinc,Placebo

Eligibility

Sex/Gender

All

Age

5 Years to 15 Years

Inclusion criteria

Inclusion criteria: health schoolchildren in Nakorn Nayok province

Exclusion criteria

Exclusion criteria: 1. Presentation of any physical disability 2. take any vitamin, mineral or health supplements

Design outcomes

Primary

Measure	Time frame
Increase height 6 months stadiometer to measure height	—

Secondary

Measure	Time frame
weight 6 months weight measurement	—

Countries

Thailand

Contacts

Public ContactSanguansak Rerksuppaphol

SWU

sanguansak_r@hotmail.com0817231766

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Apr 4, 2026