Iron, Zinc, Iodine, Folic Acid and Riboflavin: study protocols
7 study groups took Iron together with Zinc, Iodine, Folic Acid and Riboflavin. These are the doses the studies gave. They are not a recommendation.
Dose per serving from research: Iron
7 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 25 mg to 50 mg and 50 mg to 100 mg, 29% of 7 study groups each.
| Daily dose | Study groups |
|---|---|
| 5 mg to 10 mg | 2 |
| 10 mg to 25 mg | 1 |
| 25 mg to 50 mg | 2 |
| 50 mg to 100 mg | 2 |
Dose per serving from research: Zinc
7 study groups in 5 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 and 10 mg to 25 mg and 25 mg to 50 mg, 29% of 7 study groups each.
| Daily dose | Study groups |
|---|---|
| 2.5 mg or less | 1 |
| 2.5 mg to 5 mg | 0 |
| 5 mg to 10 mg | 2 |
| 10 mg to 25 mg | 2 |
| 25 mg to 50 mg | 2 |
Dose per serving from research: Iodine
7 study groups in 5 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, 43% of 7 study groups.
| Daily dose | Study groups |
|---|---|
| 25 mcg or less | 1 |
| 25 mcg to 50 mcg | 0 |
| 50 mcg to 100 mcg | 1 |
| 100 mcg to 250 mcg | 3 |
| 250 mcg to 500 mcg | 2 |
Dose per serving from research: Folic Acid
7 study groups in 5 studies say how much Folic Acid participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 250 mcg to 500 mcg, 86% of 7 study groups.
| Daily dose | Study groups |
|---|---|
| 100 mcg to 250 mcg | 1 |
| 250 mcg to 500 mcg | 6 |
Dose per serving from research: Riboflavin
7 study groups in 5 studies say how much Riboflavin participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 1 mg to 2.5 mg, 43% of 7 study groups.
| Daily dose | Study groups |
|---|---|
| 250 mcg or less | 1 |
| 250 mcg to 500 mcg | 1 |
| 500 mcg to 1 mg | 0 |
| 1 mg to 2.5 mg | 3 |
| 2.5 mg to 5 mg | 2 |
Commonly used together
7 of 7 study groups took Iron, Zinc, Iodine, Folic Acid and Riboflavin with something else. Shown: what 3 or more different studies gave.
What was given together, not what works together.
| Taken with | Study groups |
|---|---|
| Copper | 6 |
| Niacin | 6 |
| Selenium | 6 |
| Vitamin A | 6 |
| Vitamin D | 6 |
| Vitamin B6 | 5 |
| Vitamin C | 5 |
| Vitamin E | 5 |
| Vitamin B12 | 4 |
7 study groups