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