Zinc, Vitamin D, Iodine, Iron and Vitamin B6: study protocols
6 study groups took Zinc together with Vitamin D, Iodine, Iron and Vitamin B6. These are the doses the studies gave. They are not a recommendation.
Dose per serving from research: Zinc
6 study groups in 6 studies say how much Zinc participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 5 mg to 10 mg, 67% of 6 study groups.
| Daily dose | Study groups |
|---|---|
| 5 mg to 10 mg | 4 |
| 10 mg to 25 mg | 2 |
Dose per serving from research: Vitamin D
5 study groups in 5 studies say how much Vitamin D participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 2.5 mcg to 5 mcg, 80% of 5 study groups.
| Daily dose | Study groups |
|---|---|
| 2.5 mcg to 5 mcg | 4 |
| 5 mcg to 10 mcg | 1 |
Dose per serving from research: Iodine
6 study groups in 6 studies say how much Iodine participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 100 mcg to 250 mcg, 50% of 6 study groups.
| Daily dose | Study groups |
|---|---|
| 25 mcg to 50 mcg | 2 |
| 50 mcg to 100 mcg | 1 |
| 100 mcg to 250 mcg | 3 |
Dose per serving from research: Iron
5 study groups in 5 studies say how much Iron participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 5 mg to 10 mg and 10 mg to 25 mg, 40% of 5 study groups each.
| Daily dose | Study groups |
|---|---|
| 5 mg to 10 mg | 2 |
| 10 mg to 25 mg | 2 |
| 25 mg to 50 mg | 1 |
Dose per serving from research: Vitamin B6
5 study groups in 5 studies say how much Vitamin B6 participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 250 mcg to 500 mcg and 1 mg to 2.5 mg, 40% of 5 study groups each.
| Daily dose | Study groups |
|---|---|
| 250 mcg to 500 mcg | 2 |
| 500 mcg to 1 mg | 0 |
| 1 mg to 2.5 mg | 2 |
| over 2.5 mg | 1 |
Commonly used together
6 of 6 study groups took Zinc, Vitamin D, Iodine, Iron and Vitamin B6 with something else. Shown: what 3 or more different studies gave. The 10 most common of 11.
What was given together, not what works together.
| Taken with | Study groups |
|---|---|
| Vitamin B12 | 6 |
| Copper | 5 |
| Vitamin A | 5 |
| Vitamin C | 5 |
| Vitamin E | 5 |
| Folate | 4 |
| Niacin | 4 |
| Selenium | 3 |
| Vitamin K | 3 |
| vitamin B1 | 3 |
6 study groups
| Study | |||||||
|---|---|---|---|---|---|---|---|
| Effects of multimicronutrient supplementation on helminth reinfection: a randomized, controlled trial in Kenyan schoolchildren 2003 · multimicronutrient supplementation · Schoolchildren in Nyanza Province, Kenya; age and sex not specified | 20 mg | 5 mcg | 150 mcg | 18 mg | 1.7 mg | 335 days | — |
| Effect of micronutrient supplementation on diarrhoeal disease among stunted children in rural South Africa 2009 · multiple micronutrients · children aged 6–24 months; three cohorts: HIV-infected children, HIV-uninfected children born to HIV-infected mothers, and HIV-uninfected children born to HIV-uninfected mothers | 10 mg | 5 mcg | 50 mcg | 10 mg | 500 mcg | 548 days | — |
| Effect of preventive supplementation with zinc and other micronutrients on non-malarial morbidity in Tanzanian pre-school children: a randomized trial 2012 · Multi-nutrients with zinc · Children aged 6–60 months with height-for-age z-score ≤−1.5 SD, in rural Tanzania | 10 mg | — | 90 mcg | — | — | — | 151 |
| Effect on longitudinal growth and anemia of zinc or multiple micronutrients added to vitamin A: a randomized controlled trial in children aged 6-24 months 2010 · Multiple micronutrients · Children enrolled at 6 months and followed to 24 months in rural South Africa; HIV-infected and HIV-uninfected children, both sexes | 10 mg | 5 mcg | 50 mcg | 10 mg | 500 mcg | 548 days | 126 |
| Maternal B-vitamin and vitamin D status before, during, and after pregnancy and the influence of supplementation preconception and during pregnancy: Prespecified secondary analysis of the NiPPeR double-blind randomized controlled trial 2023 · intervention · Women planning pregnancy; generally healthy, recruited before conception | 10 mg | 10 mcg | 150 mcg | 12 mg | 2.6 mg | — | 870 |
| Newborn micronutrient status biomarkers in a cluster-randomized trial of antenatal multiple micronutrient compared with iron folic acid supplementation in rural Bangladesh 2020 · MM · Pregnant women in rural Bangladesh; age range not specified; no disease condition specified | 12 mg | 5 mcg | 220 mcg | 27 mg | 1.9 mg | — | 176 |