Zinc, Vitamin D, Iron and Vitamin B6: study protocols
8 study groups took Zinc together with Vitamin D, Iron and Vitamin B6. These are the doses the studies gave. They are not a recommendation.
Dose per serving from research: Zinc
8 study groups in 8 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, 63% of 8 study groups.
| Daily dose | Study groups |
|---|---|
| 5 mg to 10 mg | 5 |
| 10 mg to 25 mg | 2 |
| 25 mg to 50 mg | 1 |
Dose per serving from research: Vitamin D
7 study groups in 7 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, 71% of 7 study groups.
| Daily dose | Study groups |
|---|---|
| 2.5 mcg to 5 mcg | 5 |
| 5 mcg to 10 mcg | 2 |
Dose per serving from research: Iron
6 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, 50% of 6 study groups.
| Daily dose | Study groups |
|---|---|
| 5 mg to 10 mg | 3 |
| 10 mg to 25 mg | 2 |
| over 25 mg | 1 |
Dose per serving from research: Vitamin B6
7 study groups in 7 studies say how much Vitamin B6 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 to 500 mcg | 2 |
| 500 mcg to 1 mg | 0 |
| 1 mg to 2.5 mg | 3 |
| 2.5 mg to 5 mg | 1 |
| over 5 mg | 1 |
Commonly used together
8 of 8 study groups took Zinc, Vitamin D, Iron and Vitamin B6 with something else. Shown: what 3 or more different studies gave. The 10 most common of 14.
What was given together, not what works together.
| Taken with | Study groups |
|---|---|
| Vitamin B12 | 8 |
| Copper | 7 |
| Vitamin C | 7 |
| Vitamin E | 7 |
| Iodine | 6 |
| Niacin | 6 |
| Vitamin A | 6 |
| Folate | 4 |
| Folic Acid | 4 |
| Selenium | 4 |
8 study groups