Selenium and Beta-Carotene: study protocols
9 study groups took Selenium together with Beta-Carotene. These are the doses the studies gave. They are not a recommendation.
Dose per serving from research: Selenium
9 study groups in 7 studies say how much Selenium participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 50 mcg to 100 mcg, 56% of 9 study groups.
| Daily dose | Study groups |
|---|---|
| 50 mcg or less | 1 |
| 50 mcg to 100 mcg | 5 |
| 100 mcg to 250 mcg | 1 |
| 250 mcg to 500 mcg | 2 |
Dose per serving from research: Beta-Carotene
9 study groups in 7 studies say how much Beta-Carotene participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 5 mg to 10 mg, 56% of 9 study groups.
| Daily dose | Study groups |
|---|---|
| 1 mg or less | 1 |
| 1 mg to 2.5 mg | 2 |
| 2.5 mg to 5 mg | 0 |
| 5 mg to 10 mg | 5 |
| 10 mg to 25 mg | 1 |
Commonly used together
9 of 9 study groups took Selenium and Beta-Carotene with something else. Shown: what 3 or more different studies gave.
What was given together, not what works together.
| Taken with | Study groups |
|---|---|
| Vitamin C | 8 |
| Vitamin E | 6 |
| Zinc | 5 |
9 study groups