Calcium, Vitamin B12, Vitamin B6 and Folic Acid: study protocols
8 study groups took Calcium together with Vitamin B12, Vitamin B6 and Folic Acid. These are the doses the studies gave. They are not a recommendation.
Dose per serving from research: Calcium
8 study groups in 8 studies say how much Calcium participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 250 mg to 500 mg and 500 mg to 1 g, 38% of 8 study groups each.
| Daily dose | Study groups |
|---|---|
| 100 mg to 250 mg | 2 |
| 250 mg to 500 mg | 3 |
| 500 mg to 1 g | 3 |
Dose per serving from research: Vitamin B12
7 study groups in 7 studies say how much Vitamin B12 participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 250 mcg to 500 mcg, 57% of 7 study groups.
| Daily dose | Study groups |
|---|---|
| 1 mcg to 2.5 mcg | 1 |
| 2.5 mcg to 5 mcg | 0 |
| 5 mcg to 10 mcg | 2 |
| 10 mcg to 25 mcg | 0 |
| 25 mcg to 50 mcg | 0 |
| 50 mcg to 100 mcg | 0 |
| 100 mcg to 250 mcg | 0 |
| 250 mcg to 500 mcg | 4 |
Dose per serving from research: Vitamin B6
8 study groups in 8 studies say how much Vitamin B6 participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 25 mg to 50 mg, 50% of 8 study groups.
| Daily dose | Study groups |
|---|---|
| 500 mcg to 1 mg | 2 |
| 1 mg to 2.5 mg | 1 |
| 2.5 mg to 5 mg | 1 |
| 5 mg to 10 mg | 0 |
| 10 mg to 25 mg | 0 |
| 25 mg to 50 mg | 4 |
Dose per serving from research: Folic Acid
7 study groups in 7 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, 71% of 7 study groups.
| Daily dose | Study groups |
|---|---|
| 250 mcg or less | 1 |
| 250 mcg to 500 mcg | 5 |
| 500 mcg to 1 mg | 1 |
Commonly used together
8 of 8 study groups took Calcium, Vitamin B12, Vitamin B6 and Folic Acid with something else. Shown: what 3 or more different studies gave.
What was given together, not what works together.
| Taken with | Study groups |
|---|---|
| Vitamin D | 5 |
8 study groups