Lutein, Vitamin C, Vitamin E, Zeaxanthin and Zinc: study protocols
6 study groups took Lutein together with Vitamin C, Vitamin E, Zeaxanthin and Zinc. These are the doses the studies gave. They are not a recommendation.
Dose per serving from research: Lutein
6 study groups in 5 studies say how much Lutein participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 5 mg to 10 mg, 83% of 6 study groups.
| Daily dose | Study groups |
|---|---|
| 5 mg to 10 mg | 5 |
| 10 mg to 25 mg | 1 |
Dose per serving from research: Zeaxanthin
6 study groups in 5 studies say how much Zeaxanthin participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 1 mg to 2.5 mg, 50% of 6 study groups.
| Daily dose | Study groups |
|---|---|
| 500 mcg or less | 1 |
| 500 mcg to 1 mg | 2 |
| 1 mg to 2.5 mg | 3 |
Commonly used together
6 of 6 study groups took Lutein, Vitamin C, Vitamin E, Zeaxanthin and Zinc with something else. Shown: what 3 or more different studies gave.
What was given together, not what works together.
| Taken with | Study groups |
|---|---|
| Copper | 3 |
6 study groups